ac

Battery pack dehumidifier with active reactivation system

A battery pack dehumidifier system for controlling the relative humidity within a battery pack enclosure is provided, the dehumidifier system including a desiccant that absorbs/adsorbs water vapor from the battery pack enclosure. The system heats and reactivates the desiccant at predetermined time intervals or when the humidity within the system reaches a preset level, thereby allowing the desiccant to regain its potential for absorbing/adsorbing water vapor.




ac

Battery pack with cells of different capacities electrically coupled in parallel

The disclosed embodiments provide a battery pack for use with a portable electronic device. The battery pack includes a first set of cells with different capacities electrically coupled in a parallel configuration. Cells within the first set of cells may also have different thicknesses and/or dimensions. The first set of cells is arranged within the battery pack to facilitate efficient use of space within a portable electronic device. For example, the first set of cells may be arranged to accommodate components in the portable electronic device.




ac

Battery pack

A battery pack, which can secure the strength of an outer case, minimize the thickness over the whole outer case and ensure a battery capacity of the battery pack, by forming a portion of a main wall of the outer case with a metal plate. The battery pack includes a core pack, a first case, and a second case. The first case has a periphery including a first resin molding part, and is configured to cover a first surface of the core pack. The second case has a periphery including a second molding part, and is configured to cover a second surface of the core pack. The first and second cases are connected with each other by a weld of the first and second molding parts.




ac

Electrode structure and battery device manufacturing method

An electrode is provided with a metal terminal extending from a battery module main body, a bolt which has an expanded section configuring a retaining section at a rear end portion and penetrates the metal terminal upward, and an insulating body which insulates the metal terminal and the battery module case one from the other. The insulating body is provided with a drop preventing section which abuts at least a lower surface of the expanded section of the bolt and prevents the bolt from dropping from the metal terminal.




ac

Battery pack

In the present invention, there is provided a battery pack including first to fifth terminal portions sequentially arrayed at one side surface of a housing, wherein the first terminal portion formed on one end side of the one side surface is a positive electrode terminal, the fifth terminal portion formed on the other end side is a negative electrode terminal, the fourth terminal portion formed adjacently to the fifth terminal portion is an ID terminal, and the fourth terminal portion and the fifth terminal portion are proximate to each other; and a guide portion for guiding the loading and unloading of the battery pack into and from a battery mounting portion is formed substantially in the center of the one side surface in array with the terminal portions, and the third terminal portion arranged centrally is formed at a position deviated toward the one end side or the other end side.




ac

Positive electrode active material particles for lithium ion secondary batteries, positive electrode using the same, and lithium ion secondary battery

Positive electrode active material particles for lithium ion secondary batteries include: a core particle including a first olivine-structured, lithium-containing phosphate compound which includes Fe and/or Mn and Li; and a shell layer attached to the surface of the core particle. The shell layer includes a second olivine-structured, lithium-containing phosphate compound which includes Fe and/or Mn and Li. At least the core particle includes a phosphorous compound represented by the formula (1): MemPnOp, where Me is Fe and/or Mn, 0




ac

Flexible circuit board and method for manufacturing the same, and fuel cell using the flexible circuit board

There is provided a flexible circuit board capable of preventing corrosion and elution of a conductor layer constituting a current collector even under high-temperature and high-voltage working conditions while achieving sufficient electric connection with an MEA. A flexible circuit board having a current collector of a fuel cell provided thereon includes an insulating flexible base material 1, a plurality of openings 5 that supply fuel or air, the openings 5 being provided in a specified region so as to penetrate through the flexible base material 1 in a thickness direction, a plating film 6 that constitutes the current collector, the plating film 6 being formed on front and back surfaces of the flexible base material 1 in the specified region and on inner walls of the openings 5, a surface treatment film 9 formed on the plating film 6 and having corrosion resistance higher than that of the plating film.




ac

Si alloy negative electrode active material for electric device

A negative electrode active material for an electric device, including an alloy having a composition formula SixZnyAlz, where x++y=100 , 26≦x≦47, 18≦y≦44, and 22≦z≦46 are satisfied.




ac

Electrochemical cell packaging material

Provided is a packaging material for electrochemical cells which has an identification mark that can be recognized from the outside and that is difficult to forge. The packaging material comprises a multilayer film which has a structure formed by laminating a base layer (11), an adhesive layer (13), a metal foil layer (12), an acid-modified polyolefin layer (14), and a heat-sealable layer (15) in this order, wherein the base layer (11) comprises both a oriented polyester film (11b) and a oriented nylon film (11e) with a printed layer (11c) provided on the surface of the oriented polyester film (11b) that faces the oriented nylon film (11e).




ac

Form for non-impact printers

The invention concerns a form for non impact printers, characterized in that it consists of four sections including an upper section and a lower section, and in that each section is separated from the next section by parallel fold lines or perforations. The upper section has the same surface area as the total surfaces of the two subsequent sections, over which the upper section is folded before printing, in such a manner that after printing the upper section can be folded further over the lower section and that an image can be transferred to the lower section by means of mechanical or chemical self-copying techniques by exerting a pressure on the upper section.




ac

Gift packaging system

An envelope has a top face, a bottom face and an open lower edge. A plurality of gift items are in a generally rectangular configuration. The gift items have a top surface, a bottom surface, a first end, and a second end. The gift items have a length and a width each less that the length and the width of the envelope. A plurality of adhesive stripes are adapted to attach the plurality of gift items end to end. In this manner the gift items are held end to end when the gift items are folded in a corrugated fashion and placed within the envelope. The gift items may be removed by pulling them out from the open lower edge of the envelope.




ac

Gaming device having an adjacent selection bonus scheme

A gaming device having a bonus game with an adjacent selection feature. In one embodiment of the present invention, the gaming device provides a plurality of adjacent player selectable selections. An award is associated with each player selectable selection. The award associated with each selectable selection is not initially displayed or revealed to the player. The player selectable selections are arranged or grouped into a plurality of associated or related selection sets. In one embodiment, each selection set has a different number of player selectable selections. In one embodiment, the related plurality of selection sets are arranged adjacent to each other to enable each player selectable selection in one set to be adjacent to at least one player selectable selection from another selection set. The player's pick in each selection set limits the available selections in the subsequent selection sets.




ac

Non-skid attachment for writing pad

A pouch or holder has a friction-enhanced surface. The pouch has an opening to receive a cardboard backing of a writing pad. The sheets of paper of the writing pad overlie the upper surface of the pouch. The friction-enhanced material is located at the lower surface of the pouch. The pouch is closed at the bottom end and the side edges. The binding of the writing pad locates on the outside of the pouch.




ac

Promotional form with detachable element

A promotional form is provided which includes a detachable element received within the surrounding margin of a base sheet, the base sheet being folded and sealed around one side of the detachable element to initially conceal a message, question or other indicia hidden until the detachable element is at least partially removed. The promotional form may include a plurality of detachable elements having correlated indicia printed on an exposed side and either on the concealed side of the element or in a portion of the opposing form section in registry with the detachable element. A game or educational piece may be inexpensively provided by correlating different indicia messages corresponding to respective detachable elements, so that in response to an initial query or instruction, a plurality of possible results may be revealed, leading in turn to an outcome revealed by removal of a further detachable element. Tampering with the form is revealed when multiple detachable elements corresponding to alternate results are removed, or the adhesive bonding the facing form sections is disturbed.




ac

Method of labeling a package

A business form is provided which is particularly useful in shipping products where certain preprinted information can be provided and then individualized information is printed before the form is applied to a substrate. The form includes a face ply which has a pattern of adhesive applied to at least a portion of the inner face, and a release liner which includes a pattern of adhesive which exposes a portion of the release liner to direct adhesive contact to the face ply without intervening release coating to permanently adhere a part of the release liner to the face ply. The release liner has a surrounding protective border provided with release coating on the release face thereof and which is removed prior to application to the substrate, and a slip which remains with the form as applied to the substrate. The face ply includes lines of perforation defining a central portion. At least a part of the central portion is directly adhered by the adhesive to the slip without intervening release coating between the adhesive and the slip or the central portion. Individualized indicia, such as an address, may be printed on a label area of the top face of the central portion, while other individualized indicia, such as the content of a package, may be printed on the back face of the slip. Masking indicia is preferably provided on one of the inner face of the top ply or the release face of the release liner to inhibit viewing of the content indicia until the slip is removed from the package.




ac

Video game characters having evolving traits

A server-based video game system maintains a number of video game characters having computer-simulated genetic (“digenetic”) structures that prescribe a number of physical and cognitive performance traits and characteristics for the video game characters. The system allows end users to establish remote online access to the game characters (via, e.g., the Internet). The results of competitions and training activities are based upon the game characters' digenetics, the conditions of the game environment, and the game characters' current levels of physical and cognitive development. The game characters' performance capabilities and cognition are updated continuously in response to the results of competitions and training activities. Competition and training results can be processed by the game servers and transmitted to the end user presentation devices for graphics rendering. In this manner, the video game system need not be burdened by network latency and other delays. The game system also supports game character breeding; game character evolution based upon the digenetics; and game character buying, trading, selling, and collecting.




ac

Duplex carton label/packing list

A business form is provided which is particularly useful in shipping products where certain preprinted information can be provided and then individualized information is printed before the form is applied to a substrate. The form includes a face ply which has a pattern of adhesive applied to at least a portion of the inner face, and a release liner which includes a pattern of adhesive which exposes a portion of the release liner to direct adhesive contact to the face ply without intervening release coating to permanently adhere a part of the release liner to the face ply. The release liner has a surrounding protective border provided with release coating on the release face thereof and which is removed prior to application to the substrate, and a slip which remains with the form as applied to the substrate. The face ply includes lines of perforation defining a central portion. At least a part of the central portion is directly adhered by the adhesive to the slip without intervening release coating between the adhesive and the slip or the central portion. Individualized indicia, such as an address, may be printed on a label area of the top face of the central portion, while other individualized indicia, such as the content of a package, may be printed on the back face of the slip. Masking indicia is preferably provided on one of the inner face of the top ply or the release face of the release liner to inhibit viewing of the content indicia until the slip is removed from the package.




ac

Automatic shuffling machine

An automatic shuffling machine has a shuffling wheel and a card input mounted adjacent to the shuffling wheel for conveying and inserting cards into slots formed in the shuffling wheel. An insertion panel is mounted securely between the card input and the shuffling wheel, may be a curved shape corresponding to the shuffling wheel and has a tangent surface opposite to the shuffling wheel and an abutting portion disposed between an inlet passage of the card input and one corresponding card slot of the shuffling wheel. Thus, by controlling the rotation of the shuffling wheel, the automatic shuffling machine input the cards in a simple and efficient manner.




ac

Virtual Aggregation Processor for incorporating reverse path feedback into content delivered on a forward path

The Virtual Aggregation Processor enables end user devices to share a common wireless forward path of a multicast communication architecture in which the forward path delivered content is dynamically changed or modified based on a real-time, near-real-time, or delay-time basis via aggregated reverse path feedback from at least one of a plurality of end user devices. The Virtual Aggregation Processor periodically or continuously aggregates the feedback input received via the reverse path (having wired and/or wireless connectivity), modifies the forward path multi-media content, and delivers this dynamically modified multi-media content to the then connected population of end user devices via a wireless forward path multicast in a repetitive closed loop fashion.




ac

Gaming machine with challenge feature

A gaming system (10, 100) implementing a base game and a feature game. A game controller (101) controls play of the game. The gaming system has at least one display (14, 106) and a player interface (107). The feature game comprises at least one series of game events, in which a plurality of symbols from at least one predetermined symbol set that includes at least first and second symbols, are randomly selected and displayed on the at least one display (14, 106). The feature game is a challenge feature and during play of the feature game, the game controller (101) maintains in computer memory (103) counters for said at least first and second symbols, varies the value of said counters on the occurrence of the at least first and second symbols and causes the at least one display to show a value of the counters. The values of the counters are evaluated against predetermined competitive criteria to determine the outcome of the series of game events.




ac

Video processing and signal routing apparatus for providing picture in a picture capabilities on an electronic gaming machine

A gaming system used in a wager-based electronic gaming machine is described. The gaming system is configured to provide picture in a picture capabilities on the electronic gaming machine. In one embodiment, the gaming system can include a first gaming device and a second gaming device where the first gaming device controls the second gaming device. The first gaming device can be configured to receive data and/or communicate with an electronic gaming machine controller, a value input device and value output device. The second gaming device can be configured to receive touchscreen data from a touchscreen display and first video data from the first gaming device and second video data from the EGM controller. Under control of the first gaming device, the first video data and second video data can be output in various sizes and locations on the touchscreen display.




ac

System and method for printing a pharmaceutical label

A method and system of printing a pharmaceutical label is disclosed. The method and system includes a mechanism for receiving patient prescription information, with is entered into a prescription entry system. The vial size may be calculated based on the patient prescription information. Spacing for printing dosing indicia on a pharmaceutical label is calculated and printed on the pharmaceutical label. The pharmaceutical label may then be applied to a vial, which may include an indexing mechanism to aid tracking of doses.




ac

Systems, methods and articles to facilitate delivery of sets or packets of playing cards

A system and method may provide sets or packets of playing cards for forming part or all of a hand of playing cards. Each set or packet may be formed before starting to form another set or packet. Sets or packets may be formed in respective playing card receiving compartments. The playing cards may be withdrawn from a plurality of playing card receiving compartments of an intermediary playing card receiver in random or pseudo-random fashion, which may, or may not, be based at least in part on the selected payout or house odds and/or house advantage.




ac

Variator multiplex valve scheme for a torroidal traction drive transmision

An apparatus and method are disclosed for controlling fluid flow to a variator which responsive to separate high and low pressure fluids to control an output torque thereof. A first trim valve may be responsive to a first control signal to supply a first fluid at a fluid outlet thereof. A second trim valve may be responsive to a second control signal to supply a second fluid at a fluid outlet thereof. A variator switching sub-system may controllably supply the high pressure fluid and the low pressure fluid to the variator. A multiplex valve may be fluidly coupled to the outlets of the first and second trim valves, and may supply the first fluid as the high pressure fluid to the variator switching sub-system during at least one predefined operating condition and may otherwise supply the second fluid as the high pressure fluid to the variator switching sub-system.




ac

Full toroidal traction drive

A toroidal variable speed traction drive includes a driving disc and a driven disc. The discs have a common axis. A plurality of pairs of contacting rollers are interposed between the discs. The discs are urged together against the roller pairs (A) by a clamping force. Each of the rollers has a first rolling surface, by which it rolls on the other roller of the pair, and a second rolling surface by which it rolls on the toroidal surface of a corresponding disc. Each roller is mounted on a supporting axle about which it can rotate. The rotational axes of the rollers in a pair are supported in a plane that contains the two points where the rollers of the pair contact the discs. At least one of the rollers in each pair is adapted to be moved to adopt a stable position within the plane by the reactionary force exerted on it by the other roller of the pair.




ac

Variator switching valve scheme for a torroidal traction drive transmision

An apparatus for controlling a variator having at least one roller between two toroidal disks may include at least one actuator responsive to fluid pressure at separate high side and low side fluid inlets thereof to control torque applied by the at least one roller to the disks. First and second variator switching valves may each receive a first fluid at a first pressure and a second fluid at a second lesser pressure. The first and second variator switching valves supply the first fluid to the high side fluid inlet and the second fluid to the low side fluid inlet during two of four different operational states together defined by the variator switching valves, and supply the second fluid to the high side fluid inlet and the first fluid to the low side fluid inlet during each of the remaining two of the four different operational states.




ac

Fast valve actuation system for an automatic transmission

A fast valve actuation system for an automatic vehicle transmission includes a pair of spring-biased shift valves. Solenoids control the application of pressurized hydraulic fluid to the head of each of the shift valves. Each shift valve has at least one port that is coupled to a fluid chamber of a torque transferring mechanism of an automatic transmission. The position of each of the shift valves determines whether its ports are connected with fluid pressure. Fluid passages connect the head of each shift valve to the spring pocket of the other shift valve.




ac

Toroidal traction drive

A toroidal traction drive has an axial loading system with a primary loading component and a non-linear cam roller loading component.




ac

Isolated shingled bands of fractional tracks

Systems and methods are disclosed for isolated bands of fractional tracks in data storage devices, particularly devices employing shingled magnetic recording. In one embodiment, a device may comprise a data storage medium including a first data storage area including tracks overlapped in a shingled manner and having a first circumferential portion of a track to store data, a second data storage area, and a guard area disposed between the first data storage area and the second data storage area, the guard area including a second circumferential portion of the track as a partial guard track. In some embodiments, the guard area may include at least one sector in the first circumferential portion of the track, such that at least one sector of the guard area is interposed between data storage sectors of the first data storage area.




ac

Method and system for reading closely-spaced data tracks

A method for reading a track of data may include positioning a read head at an initial position relative to the track of data and obtaining initial track signals, filtering the initial track signals, positioning the read head at an initial subsequent position relative to the track of data and obtaining initial subsequent track signals, and filtering the initial subsequent track signals. In an initial equalization, the filtered initial track signals and the filtered initial subsequent track signals are equalized to obtain equalized track signals. The read head is positioned at a further subsequent position relative to the track of data and further subsequent track signals are obtained The further subsequent track signals are filtered. In a subsequent equalization, previously obtained equalized track signals and the filtered further subsequent track signals are equalized. A storage device operating according to the method may have an equalizer in hardware or firmware.




ac

Head transducer with multiple resistance temperature sensors for head-medium spacing and contact detection

A head transducer, configured to interact with a magnetic recording medium, includes a first sensor having a temperature coefficient of resistance (TCR) and configured to produce a first sensor signal, and a second sensor having a TCR and configured to produce a second sensor signal. One of the first and second sensors is situated at or near a close point of the head transducer in relation to the magnetic recording medium, and the other of the first and second sensors spaced away from the close point. Circuitry is configured to combine the first and second sensor signals and produce a combined sensor signal indicative of one or both of a change in head-medium spacing and head-medium contact. Each of the sensors may have a TCR with the same sign (positive or negative) or each sensor may have a TCR with a different sign.




ac

Systems and methods for asynchronous-frequency tracking of disk drive rotational vibration (RV) performance with position error signal (PES)

Systems and methods are provided that may be implemented to provide a mechanical indicator to correlate magnetic disk drive IOP performance with features of mechanical and/or acoustic vibrational frequencies that are generated and captured or sensed outside of the disk drive itself. In one example, disk drive PES data may be collected concurrently with the capture of mechanical and/or acoustic vibrational data at different and progressive locations of vibration source, vibration path and vibration receiver in a disk drive operating environment, e.g., such as for disk drives installed within a server and/or storage chassis enclosure. In such case, PES threshold may be utilized to correlate performance of Drive IOP or drive servo-mechanical performance as a function of measured characteristics of vibration source/s that impart vibration to a disk drive.




ac

Apparatus, system, and method for optimally positioning an idle robotic accessor in a tape library

In one embodiment, a system includes a robotic accessor for transporting media between multiple storage slots and one or more data storage drives; a controller for controlling the robotic accessor; a memory in communication with and/or integrated with the controller for storing information about the media and the storage slots, the information including data corresponding to a physical distribution of the media in the storage slots; and logic integrated with and/or executable by the controller, the logic being adapted to: position the robotic accessor at a computed optimal position during an idle period of the robotic accessor, the computed optimal position being based at least in part on the physical distribution of the media in the storage slots.




ac

Damped dual stage actuation disk drive suspensions

Various embodiments concern a DSA suspension of a disk drive. The DSA suspension comprises a support configured to attach to the disk drive, the support comprising a proximal portion, a distal portion, and a linkage portion therebetween. The DSA head suspension system further comprises at least one motor mounted on the support, each motor positioned between the proximal portion and the distal portion. The DSA suspension further comprises a damper attached to some or all of the proximal portion, the motor(s), the distal portion, and the linkage portion. The damper can be a single layer or multilayered. The damper can comprise viscoelastic material. The damper can be adhesive. The damper may only be attached to the support and the motors and not to other components of the DSA suspension.




ac

Suspension with divided positive and negative write trace sections, and head gimbal assembly and disk drive unit with the same

A suspension includes a positive write trace and a negative write trace. The positive write trace is separated into at least two positive write trace sections located at two different layers respectively, and the negative write trace is separated into at least two negative write trace sections located at two different layers respectively. Each positive write trace section and each negative write trace section are alternately arranged along a longitudinal direction on two different layers, and the positive write trace sections at different layers are connected together via conductive crossovers, and the negative write trace sections are connected together via conductive crossovers. The present invention can obtain balanced propagation time in the stacked trace structure to reduce signal distortion, and obtain widened frequency bandwidth.




ac

Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different numbers of conductive traces

A multiple-segment transmission line in a hard disk drive enables a wider optimization range of the slope, duration and amplitude of the transmission line overshoot (TLO) wave shape. There is a first segment with two traces for connection to the write driver circuitry, an end segment with two traces for connection to the write head and at least two intermediate segments. The number of traces in a segment is different from the number of traces in the segments to which the segment is immediately connected. There is an even number of traces in each segment and the traces in each segment are interleaved. The number of segments and the number of traces in each segment can be selected to achieve the desired impedance levels for the different segments to achieve the desired wave shape for the TLO. All of the traces on the transmission line are preferably coplanar.




ac

Laser-ignited reactive HAMR bonding

The present disclosure generally relates to a HAMR head and a method for fabrication thereof. The HAMR head has a write head with a waveguide extending therethrough. A laser diode is coupled to a submount that is bonded to the write head using an adhesion layer, a solder structure, and a self-propagating multilayer alloying stack.




ac

Head transducer with multiple resistance temperature sensors for head-medium spacing and contact detection

A head transducer, configured to interact with a magnetic recording medium, includes a first sensor having a temperature coefficient of resistance (TCR) and configured to produce a first sensor signal, and a second sensor having a TCR and configured to produce a second sensor signal. One of the first and second sensors is situated at or near a close point of the head transducer in relation to the magnetic recording medium, and the other of the first and second sensors spaced away from the close point. Circuitry is configured to combine the first and second sensor signals and produce a combined sensor signal indicative of one or both of a change in head-medium spacing and head-medium contact. Each of the sensors may have a TCR with the same sign (positive or negative) or each sensor may have a TCR with a different sign.




ac

Co-located gimbal-based dual stage actuation disk drive suspensions with offset motors

Various embodiments concern a dual stage actuation suspension that comprises a loadbeam having a load point projection. The suspension further comprises a gimbal assembly having a point of contact that is in contact with the load point projection such that the gimbal assembly can gimbal about the load point projection. The gimbal assembly is cantilevered from the loadbeam and has an axis of rotation aligned with the load point projection and the point of contact. The suspension further comprises a pair of motors mounted on the gimbal assembly and positioned proximal of the point of contact. The pair of motors is mounted between a tongue and a pair of spring arms to rotate the tongue about the point of contact and the load point projection. The loadbeam further comprises a void into which the pair of motors extends.




ac

Disk drive suspension with microactuator elements on respective slider sides and damper member on gimbal portion away from dimple

A slider and microactuator elements are disposed on a gimbal portion of a flexure. A tongue of the gimbal portion has a first tongue portion, a second tongue portion, and a hinge portion. A leading-side portion of the slider is movably disposed on the first tongue portion. A trailing-side portion of the slider is secured to the second tongue portion. The hinge portion is formed between the first tongue portion and the second tongue portion. The gimbal portion is provided with a damper member includes a viscoelastic material layer and a constrained plate. The damper member comprises a first damper and a second damper. The hinge portion is exposed between the first damper and the second damper. A dimple on a load beam contacts the hinge portion at a point of contact.




ac

Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and improved center shield

A two-dimensional magnetic recording (TDMR) read head has upper and lower read sensors wherein the lower read sensor has its magnetization biased by side shields of soft magnetic material. The center shield between the lower and upper sensors may be an antiparallel structure (APS) with two ferromagnetic layers separated by an antiparallel coupling (APC) layer. The center shield has a central region and two side regions, but there is no antiferromagnetic (AF) layer in the central region. Instead the two side regions of the upper ferromagnetic layer in the APS are pinned by AF tab layers that are electrically isolated from the upper sensor. The upper ferromagnetic layer and the APC layer in the APS may also be located only in the side regions. The thickness of the center shield can thus be made thinner, which reduces the free layer to free layer spacing.




ac

Depolarizing layer in a magnetic stack

A data reader may be configured at least with a magnetic stack positioned on an air bearing surface (ABS) and contacting a spin depolarizing layer that is a minority spin current carrier. The spin depolarizing layer can have a thickness and spin diffusion length corresponding to a net zero spin polarization at an interface of the magnetic stack and spin depolarizing layer.




ac

Disk drive unit having gas-liquid interface between fixed body and rotor

A disk drive unit includes a rotor configured to rotate a disk accommodated within a disk accommodating space and set thereon, a fixed body configured to rotatably support the rotor, a fluid dynamic pressure generating part provided between the fixed body and the rotor, and a plurality of ring-shaped members, provided in an overlapping manner along a direction of a rotational axis of the rotor within a space that communicates the disk accommodating space and a gas-liquid interface of the lubricant, and covering a gap between the rotor and the fixed body.




ac

C-shaped spacer for rolling bearing

The spacer is adapted for a rolling bearing comprising an inner ring, an outer ring and at least one row of contact rollers disposed between raceways provided on the rings. The spacer comprises opposite inner and outer portions, facing one another and a lateral portion extending transversally between the inner and outer portions and connected to said portions. The inner and outer portions delimit together with the lateral portion a pocket configured to receive a contact roller. The pocket is laterally open on the side opposite to the lateral portion.




ac

Spindle motor and method of manufacturing the same

There is provided a spindle motor including: a shaft connected directly or indirectly to a base member and having a depression groove formed in a central portion of an outer peripheral surface thereof; a sleeve rotatably installed on the shaft and having a communication hole formed so as to be connected to the depression groove; and a rotor hub fixedly installed on the sleeve to thereby rotate together therewith, wherein the communication hole is inclined so that lubricating fluid may be easily injected into the depression groove, and the sleeve has a fluid storage part formed on an outer peripheral surface thereof, the fluid storage part being connected to the communication hole and temporarily storing the lubricating fluid therein.




ac

Cage for a roller bearing and a method of manufacturing the same

A cage for a roller bearing includes a first annular portion and a second annular portion opposite the first annular portion and a plurality of pillars interconnecting the first annular portion and the second annular portion. Adjacent pairs of the pillars each define a pocket for holding rollers. Each of the pockets is configured to receive at least one roller. One or more radially outward facing concave roller support surface is formed in one or more of the pillars at a position proximate a radially outer edge of the pillar. The concave roller support surface is configured to radially outwardly support a portion of one of the rollers.




ac

Perforated collapsible spacer

A perforated collapsible spacer controllably takes up space between two bearings on an automotive pinion. The perforated collapsible spacer is formed from a steel sheet having longitudinal edges that are joined together in a form of a tube having longitudinal perforated sections formed in its central portion. As a pinion nut is tightened, an axial clamping force is applied to the collapsible spacer that is located between tail and head bearing cones, where the central portion of the collapsible spacer is caused to buckle, so as to adjust the final space between the bearing cones while a spring force is maintained on the bearings. Yield points of the central portion with the perforated sections that buckle, are controllable depending on the steel sheet material thickness, and the size, shape and quantity of perforations in the steel sheet.




ac

Administering message acknowledgements in a parallel computer

Administering message acknowledgements in a parallel computer that includes compute nodes, with each compute node including a processor and a messaging accelerator, includes: storing in a list, by a processor of a compute node, a message descriptor describing a message and an acknowledgement request descriptor describing a request for an acknowledgement of receipt of the message; processing, by a messaging accelerator of the compute node, the list, including transmitting, to a target compute node, the message described by the message descriptor and transmitting, to the target compute node, the request described by the acknowledgement request descriptor; receiving, by the messaging accelerator from the target compute node, an acknowledgement of receipt of the message, including notifying the processor of receipt of the acknowledgement; and removing, by the processor from the list, the message descriptor and the acknowledgment request descriptor.




ac

Methods for analyzing, limiting, and enhancing access to an internet API, web service, and data

The invention includes an API gateway server that monitors and controls the distribution of API elements from API sources to application developers based on a distribution rule set.




ac

Method and computer device for inserting attachments into electronic message

A method for inserting attachments into an electronic message is provided. The method may include searching a keyword database to determine if a content of the electronic message includes a keyword, a key phrase, or a key sentence defined in the keyword database. The method may also include applying a condition to a file database, if the determination is affirmative, so as to search for at least a candidate item. The candidate item may be presented in a menu to the user. The method may further include enabling, in response to the user's confirmation of the candidate item, the confirmed candidate item to be inserted into the electronic message automatically to become an attachment thereto.