elf Apparatus for minimizing self-discharge of a smart battery pack By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT An apparatus for minimizing self-discharge of a smart battery pack is provided. During initial storage of the smart battery pack (100), prior to be being charged, a self-discharge protection circuit (110) disables smart battery circuitry (130). A minimal current drain is maintained while the smart battery circuitry (130) is disabled. Upon coupling of the smart battery pack (100) to a charger, the protections circuit (110) enables the smart battery circuitry (130). Battery packs having to be shipped with partially drained cells as part of shipping precaution requirements are no longer faced with the additional drainage problem previously caused by the smart battery circuitry (130) during storage. Full Article
elf Wireless self-sufficient monitoring system for a door lock mechanism By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The invention relates to a monitoring system for monitoring a state of a door lock mechanism of a door or of a closure of a storage space of a means of transportation, comprising a generator and a sensor/actuator. The generator produces electrical energy from vibration energy, and the sensor detects the state of the door lock mechanism. The sensor uses the kinetic energy that is produced by the actuation of the door lock to generate an electrical signal, which is then transmitted to a microcontroller. Full Article
elf Self-propelled cable relay truck By www.freepatentsonline.com Published On :: Tue, 17 Mar 2015 08:00:00 EDT A self-propelled cable relay truck includes: a power transmission relay unit to which a power supply side cable configured to perform power transmission between a power supply and the relay truck, and a work machine side cable configured to perform power transmission between an electric work machine and the relay truck are connected to perform relay of the power transmission between the power supply side cable and the work machine side cable; a travel device configured to perform traveling operation so as to be able to move the power transmission relay unit; and a movement control unit configured to perform movement control of the travel device. Full Article
elf Self-defense apparatus By www.freepatentsonline.com Published On :: Tue, 30 Dec 1980 08:00:00 EST A self-defense apparatus includes a battery-powered source of high voltage arranged in an insulated housing and a finger probe device which is strapped to one finger of one hand of the user and is electrically connected to the source of high voltage. The finger probe device includes a layer of electrical insulation disposed between the finger and two metal prongs which protrude outwardly adjacent the distal end of the finger. One prong couples to the hot side of the source of high voltage and the other prong couples to the ground side of the source of high voltage. A two conductor cable connects the two prongs to the source of high voltage and when both prongs are placed in contact with an electrically conductive surface, they deliver in excess of 1,200 volts. Full Article
elf Self-defense apparatus By www.freepatentsonline.com Published On :: Tue, 29 Jun 1982 08:00:00 EDT A self-defense apparatus includes a battery-powered source of high voltage arranged in an insulated housing and a finger probe device which is strapped to one finger of one hand of the user and is electrically connected to the source of high voltage. The finger probe device includes a layer of electrical insulation disposed between the finger and two metal prongs which protrude outwardly adjacent the distal end of the finger. One prong couples to the hot side of the source of high voltage and the other prong couples to the ground side of the source of high voltage. A two-conductor cable connects the two prongs to the source of high voltage and when both prongs are placed in contact with an electrically conductive surface, they deliver in excess of 1,200 volts. Full Article
elf Multi-functional electronic self-protection device By www.freepatentsonline.com Published On :: Tue, 06 Nov 1990 08:00:00 EST A multi-functional electronic self-protection device is disclosed. The device includes a flashlight with reflector which also mounts shock blocks. The casing includes a circuit board and booster together with a battery, and in the base thereof, a buzzer is mounted. A first switch controls the flashlight so that rotation of the lens case will turn the light on and off. A second switch controls the generation of an electric charge at the shock blocks so that when the casing is rotated and a switch depressed, a strong electrical charge whill be generated at the shock blocks. The base is also slidably mounted on the casing and by slidably displacing the base, a third switch activates the buzzer which is coupled also to the battery. Full Article
elf Self-defense whip By www.freepatentsonline.com Published On :: Tue, 18 Jul 2000 08:00:00 EDT A self-defense whip having an elongated hollow tube within which is telescopically received a flexible lash, preferably formed of flexible control cable. The tube has a constriction proximate one end and the lash has an anchor at one end which is axially movable in the tube but which will not pass through the constriction. The lash has a weighted tip at its other end which pulls the lash into extended whipping position and accelerates the tip into an arc leading the lash. When the lash is formed of flexible control cable, the whip makes an intimidating, whistling noise as it cuts through the air. Full Article
elf Article advancing device and article arrangement shelf By www.freepatentsonline.com Published On :: Tue, 17 Mar 2015 08:00:00 EDT Provided are an article advancing device and an article arrangement shelf, wherein the article advancing device has a flexible sheet on which articles can be arranged at a condition where the sheet is extended, a roller to which one end of the sheet is fixed and which winds the sheet in the reverse extension direction, a drive means which rotates the roller in the winding direction of the sheet, and a wall member with which the articles in the first row of the articles arranged on the sheet come into contact. When the articles are arranged on the sheet, the article advancing device stops the winding operation of the sheet by the drive means by the contact of the articles in the first row with the wall member. The article advancing device has a simple article advancing function which employs a horizontally extending shelf basically having no incline and which does not require energy, such as electric power, and can be used regardless of the packaging state of the articles. Full Article
elf Twin beam shelf By www.freepatentsonline.com Published On :: Tue, 26 Aug 2014 08:00:00 EDT A twin beam shelf including a wood grain support structure defining a first major surface, a second major surface and longitudinally spaced front and rear edges with a rabbet extending along the front and rear edges. The front and rear wood grain beams are configured and arranged for cooperatively engaging the front and rear edges of the support structure to form a flush adhesive joint. The front and rear wood grain beams either extend laterally beyond the second major surface of the support structure or are flush with both surfaces of the support structure. Full Article
elf Self-heated dense ceramic tubes for separating gases By www.freepatentsonline.com Published On :: Tue, 04 Nov 2014 08:00:00 EST A device for at least one self-heated and dense ceramic tube for gas separation. The device includes at least one dense ceramic tube in an environment accessible to a mixture of gases, the at least one tube acting as a diffusion membrane for separating at least one gas from the mixture of gases. Two electrical contacts are provided which allow connecting a power supply to the ceramic tube and driving an electric current through the ceramic tube. The contacts can be in the farm of short coils wrapped around the ceramic tube at difference places. When a voltage is applied to the contacts, an electrical current flows from one contact to the other through the ceramic tube. The current in the ceramic tube heats the tube. Thus, the tubes heat themselves. The hot tube allows separating a gas from the mixture of gases. The driving force for the diffusion is achieved by a pressure difference generated by pumping at the side of the separated gas and pressing at the side of the mixture of gases. Full Article
elf Elongated cam, self-locking, board straightening device By www.freepatentsonline.com Published On :: Tue, 20 Jan 2015 08:00:00 EST A board straightening tool able to provide the force to straighten bent boards by simultaneously maintaining a grasping connection to both the joist being used to support the straightening device and the board being fastened to that joist, and maintaining a clearance between the straightening tool and board for the use of an Install the fastening device on the same joist that the tool is using for support is required to obtain the straightest installed boards possible and to maintain the maximum straightness of the deck board after the straightening device is released. The grasping pins are constructed either from a knurled metal for more grasp power or have a smooth surface providing for a reduction of marring of the joist. The tool also provides the force required to maintain consistently spaced gaps between the boards for a more desirable appearance. Full Article
elf Phase change memory cell with self-aligned vertical heater and low resistivity interface By www.freepatentsonline.com Published On :: Tue, 26 Jan 2016 08:00:00 EST A low resistivity interface material is provided between a self-aligned vertical heater element and a contact region of a selection device. A phase change chalcogenide material is deposited directly on the vertical heater element. In an embodiment, the vertical heater element in L-shaped, having a curved vertical wall along the wordline direction and a horizontal base. In an embodiment, the low resistivity interface material is deposited into a trench with a negative profile using a PVD technique. An upper surface of the low resistivity interface material may have a tapered bird-beak extension. Full Article
elf Compound semiconductor transistor with self aligned gate By www.freepatentsonline.com Published On :: Tue, 13 Sep 2016 08:00:00 EDT A transistor device includes a compound semiconductor body having a first surface and a two-dimensional charge carrier gas disposed below the first surface in the compound semiconductor body. The transistor device further includes a source in contact with the two-dimensional charge carrier gas and a drain spaced apart from the source and in contact with the two-dimensional charge carrier gas. A first passivation layer is in contact with the first surface of the compound semiconductor body, and a second passivation layer is disposed on the first passivation layer. The second passivation layer has a different etch rate selectivity than the first passivation layer. A gate extends through the second passivation layer into the first passivation layer. Full Article
elf Self-illuminating skateboard By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A skateboard is provided having a transparent deck. First and second wheel assemblies are attached to the front and rear portion of the skateboard, respectively. The wheel assemblies each include a truck and two wheels. Each respective wheel comprises a wheel covering having a translucent surface and a wheel interior defined by a rotational axis and the wheel covering. The wheel interior houses a wheel generator configured to generate electricity and light emitting devices electrically coupled to the wheel generator that emit light when the wheel generator generates electricity. The skateboard also has a graphics layer on the top surface of the deck that is illuminated by the light emitting devices. The graphics layer comprises an adhesive surface having a graphic printed thereon and an adhesive applied thereon. The adhesive surface is adhesively affixed to the top or bottom surface of the transparent or translucent plastic deck. Full Article
elf Differential circuit compensated with self-heating effect of active device By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT A differential circuit with a function to compensate unevenness observed in the differential gain thereof is disclosed. The differential circuit provides a low-pass filter in one of the paired transistors not receiving the input signal in addition to another low-pass filter that provides an average of output signals as a reference level of the differential circuit. The cut-off frequency of the filter is preferably set to be equal to the transition frequency at which the self-heating effect explicitly influences the trans-conductance of the transistor. Full Article
elf Torque-limiting driver with a self-locking adapter By www.freepatentsonline.com Published On :: Tue, 30 Dec 2014 08:00:00 EST An internal adapter for use in torque-limiting handles for interchangeable orthopedic tools contains a slidable collar component, house component, retaining ring, spring, driver component, cover and cam which engages a torque-limiting mechanism. A plurality of securing ball mechanisms releasably secure an orthopedic tool in the adapter, while a configuration of chamfered surfaces centrally stabilize the tool. A plurality of guiding chamfers located in a driver component rotationally secures the orthopedic tool. Full Article
elf Self-locking internal adapter for D-shaped orthopedic adjustment tools By www.freepatentsonline.com Published On :: Tue, 24 Mar 2015 08:00:00 EDT The present invention is a self-locking internal adapter for D-shaped orthopedic tools. A locking ball mechanism prevents movement of the adapter components relative to each other, while a plurality of securing ball mechanisms releasably secure a D-shaped orthopedic tool in the adapter. A chamfered surface of the adapter engages a chamfer of the tool to centrally stabilize the tool in the adapter. The internal adapter may be used with driver handles, ratcheting handles and torque-limiting handles. Full Article
elf Self centering electrode joint By www.freepatentsonline.com Published On :: Tue, 09 Aug 1994 08:00:00 EDT Threaded nipple for joining two electrode sections is provided with an integral ridge intermediate its threads for centering the electrodes in coaxial alignment. Full Article
elf Shelf accessory for a dishwasher rack By www.freepatentsonline.com Published On :: Tue, 03 Aug 2010 08:00:00 EDT A shelf accessory for a dishwasher rack is provided, comprising a spine extending in parallel with a structural member of the rack. A plurality of loops extends perpendicularly from the spine, and the loops are spaced apart in relation to each other along the spine, and cooperate therewith to define a shelf member. A clip member is operably engaged between the shelf member and the structural member, and is configured to be capable of rotating about the structural member such that the shelf member correspondingly orbits about the structural member. The clip member further comprises at least one retention member operably engaged therewith. The at least one retention member is configured to cooperate with the rack so as to retain and support the shelf member in at least one of a plurality of angular positions with respect to and about the structural member. Associated apparatuses are also provided. Full Article
elf Lighting fixture that self-estimates its power usage and monitors its health By www.freepatentsonline.com Published On :: Tue, 18 Nov 2014 08:00:00 EST Apparatuses, methods and systems for lighting fixture determining its power usage and monitoring its operational health are disclosed. One embodiment includes a method of a lighting fixture determining its power usage. The method includes sensing, by an ambient light sensor, an intensity of light emitted from the lighting fixture, and estimating power usage of the lighting fixture based on the sensed intensity of light. Full Article
elf Leak-proof damper having self-diagnostic feature By www.freepatentsonline.com Published On :: Tue, 31 Mar 2015 08:00:00 EDT A leak-proof damper with a self-diagnostic feature. An auxiliary oil reservoir body is disposed externally with respect to the damper cylinder and generally adjacent the rod seal, wherein the auxiliary oil reservoir body is concealed by an end cap. The maximum volume of oil retainable by the auxiliary oil reservoir body is predetermined to coincide with a volume of oil which may be lost from the interior of the damper cylinder and yet the damper will still function properly. The auxiliary oil reservoir body may be a seal body having an internal cavity providing an oil retention volume or an absorbent body having an absorbency capacity that provides an oil retention volume. Full Article
elf Self-contained model railroad coupler By www.freepatentsonline.com Published On :: Tue, 10 Feb 2015 08:00:00 EST Embodiments related to a self-contained coupler for model railroad rolling stock are provided. In one example, a self-contained coupler comprises a coupler assembly including a knuckle and an uncoupling assembly configured to operate the coupler assembly. The example uncoupling assembly includes a signal input for receiving a signal and a motivator coupled to the coupler assembly via a movable link, the motivator operative to adjust the knuckle from a first position to a second position responsive to the signal. The example uncoupling assembly also includes a housing including the motivator and a rolling stock mounting location for mounting the uncoupling assembly to an item of the model railroad rolling stock. Full Article
elf Self-contained automatic access port unit for a countertop, with methods of use thereof By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A self-contained automatic access port unit having a sensor that recognizes when refuse is approaching the cover, and to activate a direct current motor, solenoid, or drive cylinder which in turn moves a drive arm to open a cover to permit refuse to drop through the access port unit into a trash container therebelow, thereby avoiding the need for a user to make contact with the trash access port. A switch or timer causes the access port unit to close its cover. Motion of the drive arm is initiated by the motor, solenoid or drive cylinder, but continues through momentum imparted to the drive arm and cover. The cover engages a seal ring to provide a uniform impervious countertop surface. Full Article
elf Self-adjusting preload for memory alloy wire By www.freepatentsonline.com Published On :: Tue, 10 Mar 2015 08:00:00 EDT A preload mechanism for a memory alloy wire actuator is disclosed that includes a rotating element configured to rotate about a pivot. The rotating element has a first contact point that is configured to couple to the memory alloy wire actuator such that contraction of the memory alloy wire actuator displaces the first contact point such that the rotating element rotates from a first position to a second position. The preload mechanism also includes a bias element with a first end that is coupled to a second contact point of the rotating element and a second end configured to be pinned relative to the pivot. The bias element has a line of action extending from the second end through the first end. The line of action has an offset distance that is the minimum distance between the line of action and the pivot. The offset distance has a first value when the rotating element is in the first position and a second value when the rotating element is the second position, the second value being smaller than the first value. Full Article
elf Self-expanding pseudo-braided intravascular device By www.freepatentsonline.com Published On :: Tue, 18 Mar 2014 08:00:00 EDT A self-expanding, pseudo-braided device embodying a high expansion ratio and flexibility as well as comformability and improved radial force. The pseudo-braided device is particularly suited for advancement through and deployment within highly tortuous and very distal vasculature. Various forms of the pseudo-braided device are adapted for the repair of aneurysms and stenoses as well as for use in thrombectomies and embolic protection therapy. Full Article
elf Self-light emitting display unit and electronic device By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A self-light emitting display unit capable of improving manufacturing yield is provided. Sizes of color pixel circuits corresponding to pixels for R, G, and B are respectively set unevenly within a pixel circuit according to a magnitude ratio of drive currents which allow color self-light emitting elements in the pixel to emit with a same light emission luminance. Thereby, the pattern densities of color pixel circuits respectively corresponding to the pixels for R, G, and B become even to each other, and the pattern defect rate as the whole pixel circuit is decreased. Full Article
elf Consist having self-propelled tender car By www.freepatentsonline.com Published On :: Tue, 06 Jan 2015 08:00:00 EST The disclosure is directed to a tender car for a consist. The tender car may have a frame, a truck configured to support the frame, and a fuel tank mounted to the frame. The tender car may also have a wheel rotatably connected to the truck, and a motor operatively connected to the wheel and configured to drive the wheel. The tender car may further have a power supply configured to power the motor when the tender car is decoupled from the consist. Full Article
elf Connection system, with self-alignment, for elevator guides By www.freepatentsonline.com Published On :: Tue, 27 Jan 2015 08:00:00 EST Connection system, with self-alignment, for elevator guides, in which the front surfaces thereof maintain a perfect 90° angle with respect to the longitudinal axis (e) of each guide (1) and there is a connection plate (2) that forms through-holes (241) that are offset and in correspondence with holes (141) in the wings (14), such that, when connection means (3) are mounted therein, a front self-alignment pressure is created between the two guides (1). Full Article
elf Dual validator self-service kiosk By www.freepatentsonline.com Published On :: Tue, 24 Mar 2015 08:00:00 EDT Apparatus and methods are provided for a dual validator self-service kiosk (“SSK”). The SSK may include a first validator. The first validator may examine a deposit inserted into the SSK. The SSK may include a second validator. The second validator may examine a tangible item before the SSK dispenses the tangible item. The SSK may retract the tangible item if the tangible item in not collected by a customer. The second validator may examine the tangible item after being retracted by the SSK. The first validator may apply a first examination routine to the deposit. The second validator may apply a second examination routine before the SSK dispenses the tangible item. The second validator may apply a third examination routine to a tangible item retracted by the SSK. Full Article
elf Self-service kiosk validator bridge By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Apparatus and methods for a self-service kiosk (“SSK”) validator bridge are provided. The SSK may include a bridge linking a dispenser and a validator. The bridge may be configured to transfer a tangible item from the validator to the dispenser. The validator may examine the tangible item prior to a dispensing of the tangible item to a SSK customer. The tangible item may be retracted by the dispenser. The bridge may transfer the tangible item from the dispenser to the validator. The SSK may include an acceptor. The bridge may link the acceptor to the validator. The bridge may be configured to transfer a deposit from the acceptor to the validator. The validator may examine the deposit. Full Article
elf Aquarium with a self-contained cleaning apparatus By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT The present invention relates to an aquarium cleaning apparatus, systems and methods for removing debris from the aquarium, and in particular, a self-contained cleaning apparatus that utilizes a siphon effect created by pouring water in an aquarium tank and/or pulling water out of an aquarium tank, such as via a vacuum. In a preferred embodiment, the siphon operation occurs because of the difference between the water level of the aquarium tank and the vertical height of a spout attached to the top of a vertical tube. Therefore, it is not necessary for the user to immerse their hands in the aquarium water to operate the cleaning device. Full Article
elf Self-adapting cap shaper By www.freepatentsonline.com Published On :: Tue, 25 Nov 2014 08:00:00 EST A cap shaper has contact-members adapted for supporting and shaping a cap from its inside; The cap shaper is elastically deformable under external forces, and maintains a generally larger contact-members' collective-outline dimension than that of the cap inside when free from external forces; When placed inside the cap the cap shaper deforms under the confines of the smaller cap inside due to the contact forces exerted to the contact-members from the contacted cap regions, displacing the contact-members, resulting cap shaper internal elastic tension and tendency to expand and substantially self-adapt for the contact-members to contact and fit in with the cap regions of contact, accommodating minor cap size and shape variations, counter balancing the contact forces and maintaining the tensioned contact to shape the cap. Full Article
elf Transforming a sleeved garment into a self-fastened wedge By www.freepatentsonline.com Published On :: Tue, 31 Mar 2015 08:00:00 EDT A garment stored, transported, and displayed as a soft wedge. A triangular prism is transformed from flat fabric pieces by flexible fasteners and a method of folding. Sleeves and other delicate decorations and components are protected from damage by folding into a self enclosed polyhedron defined by two triangles and three trapezoid faces without pins, straps, ribbons, cans, cylinders, bags, boxes, or bands. Full Article
elf Hanger including depending elongate member foldable on itself to form flat bottom spacer By www.freepatentsonline.com Published On :: Tue, 31 Mar 2015 08:00:00 EDT The present invention discloses a device for hanging clothes, comprising an engaging portion and a deformable elongate member, the elongate member comprising a connection mechanism such that the elongate member can be deformed back upon itself and connected to itself to form a loop. Full Article
elf Self-cleaning air filtration system By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT A self-cleaning system and method for removing contaminants captured by an air flow filter media in which a reverse air flow is directed back through the filter media and into an antechamber which is closed during self-cleaning and a vacuum source is connected to the antechamber to quickly evacuate the air in said antechamber containing dislodged contaminants suspended therein. Full Article
elf Self service kiosk incorporating moisture repellant filter By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT A self service kiosk station employing a water repellant air filter is provided. The self service kiosk may take many forms including a vending machine, gaming station, ATM, DVD rental machine, or the like. Positive pressure within the housing may be employed as well to keep contaminants outs and ensure air flow into the housing is through the water repellant air filter. Full Article
elf Self-adhesive activity paper system By www.freepatentsonline.com Published On :: Tue, 14 Apr 2015 08:00:00 EDT A self-adhesive activity paper applicator dispenses a strip of paper from an internal roll directly onto a wall and then cuts it to length. The activity paper comprises pre-applied strips of temporary pressure-sensitive adhesive, beneficially having preprinted images. The applicator covers part of a wall to allow a child to color or draw upon the paper. When the child is done drawing the activity paper can be removed without damaging wall. The applicator has a pair of handles and a bottom wheel that facilitates accurate and level deployment of paper. The applicator may be disassembled to refill the paper roll. Full Article
elf Self-contained, multi-fluid energy conversion and management system for converting solar energy to electric and thermal energy By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT The teachings generally relate to a system for converting solar energy into electrical energy and thermal energy using a self-contained system having a plurality of channels for the heat transfer using a respective plurality of fluids. Full Article
elf Self contained information deck By www.freepatentsonline.com Published On :: Tue, 21 Apr 2015 08:00:00 EDT Disclosed herein is a self-contained group of cards or placards rotatable along a common axis. In some aspects said group fits within the boundaries of a fixed front and back wall and a tactile cue is provided on at least one wall to identify front or back. When compiled as a deck, the device has a first cover with an exterior and an interior face, a second cover with an exterior and an interior face wherein the interior of each covers faces the other, a pivot connected to each interior face between; at least one card with a pivot guide where through said pivot extends and around which said card rotates and a finger grab extended from at least one of said first and second covers. Full Article
elf Self-righting, rocking display system By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A display system that rocks in the wind and is self-righting with a biased anchoring system that is recessed inside of the display and hidden from view. Full Article
elf Shelf label holder By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A label holder includes a base, a sign sleeve for receiving at least one printed price label and a living hinge coupling the base to the sign sleeve. The sign sleeve is defined by a main panel that is substantially planar and a return flange that is coupled to the main panel at a joined end. The return flange extends upward from the joined end and terminates at an end located along the main panel. Full Article
elf Self-supporting sign and method of manufacturing same By www.freepatentsonline.com Published On :: Tue, 09 Jun 2015 08:00:00 EDT A self-supporting sign of unitary construction comprises a middle portion having a first side, a second side, an upper side, and a lower side. A first foldable flap extends from the first side at a first distance beneath the upper side. A second foldable flap extends from the second side at a second distance beneath the upper side. A front foldable portion having a rounded perimeter extends from the lower side. In a use configuration, the middle portion forms an obtuse angle with respect to the front portion. A first slit is provided adjacent the first side and a second slit is provided adjacent the second side. The first and second slits are configured to aid in the respective folding of the first flap and the second flap with respect to the middle portion. Full Article
elf Self-cleaning wiresaw apparatus and method By www.freepatentsonline.com Published On :: Tue, 07 Oct 2014 08:00:00 EDT The present invention provides a self-cleaning wiresaw cutting apparatus including a cleaning mechanism adapted to clean the components of the wiresaw before, during, or after a cutting process or to humidify the cutting region of the apparatus. The apparatus contains at least one dispenser adapted to dispense an aqueous fluid onto various components of the wiresaw. Full Article
elf Shopping cart with a self-charging system By www.freepatentsonline.com Published On :: Tue, 21 Feb 2012 08:00:00 EST A shopping cart is equipped with an electrical/electronic component(s), such as a shopping assistant, that is electrically powered by a rechargeable power supply. A system is provided for continuously recharging the power supply as the shopping cart is propelled by the customer. In one embodiment, the wheels of the shopping cart are linked to a potential energy storage component, such as a coil spring. The spring is wound with each movement of the shopping cart, regardless of the distance that the cart travels. When the coil spring has been wound to a pre-determined torque, the spring is released to drive an input to an electrical generator. Once the potential energy in the spring has been dissipated the winding cycle begins again. Full Article
elf Self-stabilized rollable luggage assembly and corresponding assembly method By www.freepatentsonline.com Published On :: Tue, 20 Jan 2015 08:00:00 EST A luggage assembly includes a first piece of luggage and a second piece of luggage. An attachment member is affixed to the second piece of luggage. The attachment member couples the second piece of luggage to the first piece of luggage so that the first and second pieces of luggage are self-stabilized while upright and inclined, and while in motion and while stationary. Full Article
elf Rigid self-supporting collapsible stackable reusable bag By www.freepatentsonline.com Published On :: Tue, 24 Feb 2015 08:00:00 EST A self-supporting, rigid, and collapsible reusable bag made from flexible material and having a bottom, two first sidewalls, two second sidewalls, a top opening, and rigid insert. A rigid full-wall board is embedded in each of the two first sidewalls. A rigid insert comprised of at least one pair of sidewalls and bottom with substantially similar dimensions to the second sidewalls and bottom of the bag are placed in the interior and in frictional contact with the second sidewalls and bottom of the bag. The rigid insert sidewalls are held in place with securing devices located on the interior upper corners of the sidewalls of the bag. The bag can be collapsed by moving the rigid insert away from the second sidewalls and bottom to allow the second sidewalls to fold either inward or outward. A full-wall pocket is provided for each first sidewall to receive the full-wall board. Full Article
elf Apparatus and method for self-stabilizing rollable luggage assembly By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT An apparatus and method for forming a self-stabilized luggage assembly is disclosed. In one embodiment the method includes coupling a first piece of luggage in contact with a second piece of luggage using an adjustable stabilizer configured to couple a handle on the first piece of luggage to a handle on the second piece of luggage while wheels on the bottom of the first and second pieces of luggage remain on the ground when the first and second pieces of luggage are tilted, upright, moving, and stationary. Other embodiments are described and claimed. Full Article
elf Method, apparatus and system for testing the self-sealing capabilities of a concrete sample By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A method, apparatus and system for testing the self-sealing properties of a concrete sample. The method may include providing an apparatus for creating a consistent and reproducible crack in a concrete sample and creating a consistent and reproducible crack in the concrete sample with the apparatus. The method may further include providing a fluidic delivery system that provides a consistent flow of fluid for testing the self-sealing properties of the concrete sample and testing the self-sealing properties of the concrete sample with the system. Full Article
elf Self-supporting boat cover By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT A kit for supporting a flexible material boat cover has a cover of flexible sheet material having a plurality of substantially parallel lateral channels formed on a bottom surface. A plurality of adjustable cross-straps are provided equal in number to the plurality of lateral channels. Each cross-strap has a pocket that is formed at each end thereof. A plurality of resilient cross-poles are provided equal in number to the plurality of lateral channels and each having a length greater than the cross-strap. Full Article
elf Centrifugal dryer with replaceable blades and self-cleaning rotor seal and centrifugal dewatering tower By www.freepatentsonline.com Published On :: Tue, 07 Apr 2015 08:00:00 EDT A centrifugal pellet dryer with a self-cleaning rotor seal, replaceable wear plates, and a fluid powered dewatering tower is presented. The self-cleaning rotor seal includes a plurality of grooves that are structured to eject pellet debris that migrates into between the seal and the housing for the rotor. The replaceable wear plates are secured to the rotor at locations such that they contact pellets that are entering the rotor housing. The dewatering tower includes a helical augur that dewaters a pellet slurry and delivers partially dried pellets to the rotor housing. Full Article