An alignment system for a conveyor having a conveyor belt trained over rollers on a conveyor frame where the system includes a support bracket including a center support and pivoting members each including a torque arm, the pivoting members being pivotally mounted to opposing ends of the support bracket. Two tracking rollers are independently mounted to the support bracket, where each of the tracking rollers includes a shaft with an inner end and an outer end, the outer ends of the shafts being coupled to the pivoting members and the inner ends being coupled to the center support such that pivoting movement of the pivoting members causes the tracking rollers to pivot relative to the center support. A guide control bar having two ends is pivotally connected at each the end to a corresponding torque arm connected to the corresponding pivoting member, where the guide control bar includes guide rollers positioned at both edges of the conveyor belt for lateral control of the belt.

In a method for manufacturing an element (8) of a modular scaffolding system, an at least partly galvanized pipe part (10) having a first end (12) and a second end is provided, together with an at least partly galvanized first connection head (40) which is designed to be connected to the first end (12) of the pipe part (10). A weld (24), which connects the first end (12) of the pipe part (10) to the first connection head (40), has an internal weld surface (24b) and an external weld surface (24a). The internal weld surface is proximal to the pipe part (10) and/or the connection head (40), and the external weld surface is proximal to an outside environment (60) of the pipe part (10) and the connecting head (40). A protective layer covers the external weld surface, such that it is screened off from the outside environment (60).

A system is provided with a controller and a device configured to receive and output network data from a communication network to the controller. Accordingly, the controller is configured to (i) receive the network data from the device, (ii) conduct heuristic analysis on the network data, (iii) identify at least a portion of the network data as suspicious upon determining by the heuristic analysis of a likelihood that at least the portion of the network data including malware, (iv) simulate transmission of the suspicious network data to at least one virtual machine of a plurality of virtual machines that is selected or configured using at least one software profile, and (v) analyze effects of the suspicious network data on the at least one virtual machine.

A mobile platform has a separate and independent linear actuator pivotally connected near each opposite end of the platform where there is a contact limit switch that when triggered by contact with the side of a flatbed, stops movement of the actuator, and thus stops movement of the platform, toward the side of the flatbed. Because each of the two actuators is pivotally connected to its respective end of the platform and moves independently of the other, each end of the platform can stop moving toward the flatbed before or after, depending on how the flatbed is misaligned, the other end of the platform stops moving toward the flatbed. In this way the platform self-aligns to the alignment of the flatbed and avoids the need to reposition a flatbed that is not precisely aligned parallel to the central axis of the loading bay.

A lift safety system that prevents the lifting of a support platform from a support base until all of the support legs for the support base are supporting a minimum amount of weight to ensure stability of the lift. The support base includes a plurality of legs that extend outwardly with each of the legs having an adjustment member with a pad that engages a ground surface. As the adjustment member is adjusted downwardly with respect to the leg, a first engaging member connected to the adjustment member is elevated upwardly to engage a second engaging member thereby releasing a corresponding finger member attached to the support platform from the support base. Once all of the legs are supporting a minimum amount of weight, all of the finger members are released from the support base thereby allowing elevation of the support platform.

Fall protection systems, methods of installing such systems, and buildings embodying such systems. Such fall protection system extends from structure elements of the building about an encompassed space into which there is risk of a person falling. An open-mesh web is supported from the structure elements and overlies, and extends across, the space. A perimeter band extends about the encompassed space. The perimeter band is secured to the building structure elements about the space and thus entraps the web between the band and the building structure elements. The web may also be supported in the space by supplemental supports, which can be crossing support bands, attached to the structure elements, or intervening e.g. walls within the space. The web is left in place and is covered by internal finish materials whereby the web is captured between internal finish materials and ceiling and/or floor members in the finished building.

The present invention relates to playground equipment and, more particularly, to a playground apparatus incorporating modular construction, which permits rapid simplified assembly, modification and universal arrangement of playground equipment modules without tools.

Aspects of the invention relate to a roof comprising at least an inclined surface and a rim marking a transition to another surface extending horizontally or at a different inclination, the inclined surface and the rim being covered by roof elements. The roof further comprising at least one anchor for attaching an anchor rope to. The anchor is secured to the roof beneath the roof element or elements covering the rim and the roof elements covering the rim are spaced apart from the roof elements covering the inclined surface so as to allow access to the anchor from outside the roof.

The present invention relates to fall protection systems to which a scaffolder can tie off during scaffold construction by adjusting the height of the lifeline and to move along the entire length of a scaffold level without having to disengage the lifeline. In one embodiment the fall protection system includes two vertical support members adapted to be affixed to a scaffold frame wherein the two vertical members have attachment means for attachment of a lifeline, and wherein the attachment means are located at each respective vertical member and configured for movable attachment at a plurality of positions along the vertical axis of each support members. In addition the present invention relates to methods to use the fall protection system during scaffold construction.

Various embodiments of ladders, ladder components, accessories for ladders, ladder systems and related methods are provided. In one embodiment a ladder and platform system is provided having at least two ladders and a platform or plank. The platform or plank has coupling mechanisms that provide adjustable but secure coupling of the platform to the ladders, either with the top cap or with the rungs. Other embodiments include storage devices and paint trays for use with ladders and ladder systems incorporating such devices.

Embodiments of the disclosure may provide a ladder access system. The ladder access system may include a base having a clamp disposed proximal an excavation end thereof. The clamp may be configured to secure the base to an excavation support structure. A first side rail may be disposed on a first side of the base and a second side rail may be disposed on a second side of the base. The ladder access system may also include a gate disposed at a surface end of the base and extending between the first and second side rails. The ladder access system may further include a ladder support disposed proximal the excavation end of the base and extending from the first or second side rail, the ladder support being configured to uphold an upper end of a ladder disposed in an excavation and leaning thereupon.

A safety line anchor system is provided and includes an elongate member including a threaded stud at one end for threading the member on to a threaded opening in a trench plate, a flange fixed to the stud end of the member above the stud base, the flange having two or more openings provided there through for accepting two or more stabilization bolts, a freely rotable platform attached to the end of the elongate member opposite the stud end, the platform including two or more slots cut there through for accepting safety line attachments, and a crane handle fixed to the rotable platform, the crane handle for accepting a crane hook.

A surgeon lift comprising a base, wheels attached to the base, each wheel comprising a locking mechanism, a cylinder supported on the base, a platform operatively connected to the cylinder, a lifting mechanism for adjusting the height of the platform relative to a horizontal surface, a connector for operative attachment of the surgeon lift to a surgical table, the surgical table comprising an assembly comprising a power source for receiving the connector, and one or more controllers for automatically controlling the position of the lift relative to the surgical table in the x, y, and z dimensions.

A system for substantially enclosing the periphery of a building top with a netting system which is easily and efficiently movable or reconfigurable during the building construction process comprises a lightweight netting system for extending above a completed work area or floor, a strong lightweight structural support system for the netting, wherein the structural support system is vertically adjustable via slidable engagement with brackets attached to the floors which are already completed, provides enhanced safety for workers and for pedestrians below by preventing passage of workers or debris through the netting and enhances efficiency of construction by providing an easily reconfigurable, inexpensive and lightweight system for providing such enhanced safety.

An improved ladderway system 30 for an underground raise. The system comprises an elongate tube 32 made of a suitably rigid plastics material and adapted to be received in the raise. The tube has a series of steps 34 moulded into an interior side wall thereof so as to form a ladder extending substantially the full length of the tube 32.

A fall protection system is provided providing all protection for all workers in building erection. The system involves an interior net, and a perimeter net if needed. The net system may be both horizontally and vertically mobile, allowing it to be easily moved as building erection continues.

A hand pump (16) includes a housing (22) having an inlet (18) and an outlet (26) and an actuating body (32) movably mounted in the housing axially and a membrane (46) with a flexible ring section (48) surrounding the stroke axis (34). During stroke movement, the actuating body (32) is pressed with the membrane (46) against the force of an elastic element (42) from a resting position (I) into the pump housing (22) and into an actuating position, and returned to the resting position (I) by the elastic element (72). Thus, the volume of a pump chamber (20) can be modified.

The present invention relates to a fuel cell-engine hybrid system formed to effectively utilize an exhaust gas discharged from a process for generating electricity. A fuel cell-engine hybrid system according to the present invention includes: an electricity generating unit including a cathode and an anode interposing an electrolyte membrane therebetween; and an engine unit connected to a rear end of the electricity generating unit and generating power by receiving the exhaust gas discharged from the anode.

Methods and systems are provided for enabling engine dilution control. One or more engine diluents are combined to provide a desired engine dilution, the various diluents selected based on their respective combustion stability limits. A ratio of the various diluents used is further adjusted based on engine operating limitations.

A method of controlling a vehicle associated micro-hybrid system. The system includes a reversible rotary electrical machine that is connected to a thermal engine of a motor vehicle. The method includes: controlling a step of pre-fluxing of a rotor of the reversible rotary electrical machine when a control module receives an instruction to start the thermal engine via the reversible rotary electrical machine; measuring a speed of the rotor of the reversible rotary electrical machine; and, demanding stoppage of the pre-fluxing step when the speed of the rotor is greater than or equal to a predetermined speed threshold value. The method avoids the generation of overvoltages in an electrical distribution network formed by an onboard network of the vehicle and by an energy storage unit of the micro-hybrid system.

An intake control system for a multi-cylinder combustion engine with control valves positioned within intake passageways that can vary the cross-sectional area of the intake runners to increase air intake velocity at low engine speeds. The control system includes an inner frame that can be inserted into a lower manifold after manufacture. The inner frame includes a plurality of flapper valves that are actuated by a four-bar link design, which is driven by a hypoid gear-set. The control system controls an internal DC electric motor that actuates a worm-drive gear-set, which in turn drives the hypoid gear-set to either engage or retract the flapper valves within the intake passageways.

Methods and systems are provided for addressing pre-ignition that may be induced in response to actions taken to mitigate a cylinder misfire. An amount of engine load limiting applied may be adjusted to reduce the likelihood pre-ignition while also addressing component over-temperature issues. By limiting an engine load while shutting off fuel in a misfiring cylinder, and while combusting a lean air-fuel mixture in the remaining cylinders, pre-ignition induced by the misfire-mitigating lean combustion conditions can be reduced.

A vehicle is provided with an engine, an H2 and CO tank, a CO2 reclaimer, an electrolytic solution tank, an electrolyzer, a water tank and the like. During operation of the engine, an exhaust gas is introduced into an absorbing liquid in the CO2 reclaimer so as to recover CO2 in the exhaust gas and to store the same in the electrolytic solution tank. While supplying the absorbing liquid having absorbed CO2 and water to the electrolyzer from the electrolytic solution tank and the water tank, respectively, electric power is supplied to the electrolyzer. As a result, a mixed gas composed of CO and H2 from CO2 and water. The generated mixed gas is temporarily stored in the H2 and CO tank and is supplied to the engine.

A fuel injection adapter can include a primary cavity into which a primary fuel injector can be received and a secondary cavity into which a secondary fuel injector can be received. A channel can provide fluid communication between the primary and secondary cavity, and the primary cavity can be in fluid communication with an outlet of the fuel injection adapter.

A flow limiter for a fuel system is provided. The flow limiter includes a self-contained portion that enables testing of the flow limiter prior to assembly into a fuel system. A housing of the flow limiter is arranged to provide reduced or no pressure differential across a wall of the housing, permitting the housing to be reduced in size and thickness and providing improved consistency of operation.

A device for injecting fuel over a cylinder head of an engine, including a tubular body, an injection nozzle forming an extension of the tubular body, a needle extending coaxially to the nozzle in a form of a rod, an end of which includes a head forming a valve on a seat supported by the injection nozzle, and an actuator configured to cause a movement of the head so as to open the valve, the needle configured to axially resonate when the same is subjected to axial pulses at a predetermined nominal frequency by the actuator. A system for mounting the device includes a spacer for bearing on the cylinder head, as well as on a front surface of the tubular body at the connection to the nozzle.

A vapor purge valve in an engine is provided. The vapor purge valve includes a purge valve inlet, a purge valve outlet, and a muffler including a housing at least partially enclosing a diffuser in fluidic communication with the purge valve inlet and the purge valve outlet.

A method of controlling fuel injection in a dual fuel engine system includes determining, with a first controller, a diesel injection pulse indicative of a first amount of diesel fuel to be injected into a combustion chamber of the engine and a first timing at which the first amount of diesel fuel is to be injected. The method also includes determining, with a second controller, a combined injection pulse based on the diesel injection pulse. The method further includes injecting the second amount of diesel fuel and the third amount of natural gas into the combustion chamber in accordance with the combined injection pulse. In such a method, injection in accordance with the combined injection pulse results in a combustion event characterized by a second combustion characteristic substantially equal to a first combustion characteristic associated with the diesel injection pulse.

According to the present disclosure, a fuel supply system having a recirculation loop is provided. The fuel supply system comprises a fuel tank; a return line coupled fluidly to the fuel tank; a fuel manifold; and a recirculation loop, wherein the return line is coupled fluidly to the recirculation loop at a first node to return fuel from the recirculation loop to the fuel tank, and the recirculation loop comprises a heat exchanger positioned downstream of the fuel manifold and upstream of the first node. The recirculation loop may comprise an orifice positioned upstream of the heat exchanger and downstream of the fuel manifold. Additionally, the fuel supply system may further comprise a supply line coupled fluidly to the fuel tank and further coupled fluidly to the recirculation loop at a second node positioned upstream of the fuel manifold and downstream of the first node.

Embodiments of systems and methods for tuning a turbine are provided. In one embodiment, a method may include receiving at least one of a measured operating parameter or a modeled operating parameter of a turbine during operation; and tuning the turbine during operation. The turbine may be tuned during operation by applying the measured operating parameter or modeled operating parameter or parameters to at least one operational boundary model, applying the measured operating parameter or modeled operating parameter or parameters to at least one scheduling algorithm, comparing the output of the operational boundary model or models to the output of the scheduling algorithm or algorithms to determine at least one error term, and closing loop on the one error term or terms by adjusting at least one turbine control effector during operation of the turbine.

Methods and systems are provided for reducing late burn induced cylinder pre-ignition events. Forced entry of residuals from a late burning cylinder into a neighboring cylinder may be detected based on engine block vibrations sensed in a window during an open exhaust valve of the late burning cylinder. In response to the entry of residuals, a pre-ignition mitigating action, such as fuel enrichment or deactivation, is performed in the neighboring cylinder.

Provided is a timing adjustment system having improved control for achieving a target rotational phase. The valve timing adjustment system includes a displacement mechanism unit that displaces a rotational phase of a camshaft relative to a crankshaft of an internal combustion engine; a locking mechanism unit that locks the rotational phase at an intermediate locked phase positioned within a displacement range of the rotational phase; a hydraulic pathway that hydraulically drives the displacement mechanism unit and the locking mechanism unit; and a control unit including a control system that controls operations of the hydraulic control valve. The control unit changes a temporal responsiveness of the control system based on a displacement force that displaces the rotational phase.

A memory circuit may be provided. The memory circuit may include a memory array. The memory circuit may include an input and output path circuit coupled to a probe pad and a bump pad, and may be configured to input and output a signal between an exterior of the memory circuit and the memory array. The memory circuit may include a scanning circuit configured to generate a sensing signal by sensing a signal outputted through the bump pad while performing scanning of at least one of a reference voltage and a test strobe signal.

A signal shifting circuit may include a bank selection signal generation unit suitable for generating a bank selection signal synchronized with a first clock in response to a bank address and an internal write signal; and a shifting device suitable for generating a shifted bank selection signal by shifting the bank selection signal by a number of times according to latency information and for advancing a phase of the shifted bank selection signal whenever shifting the bank selection signal once or more so that the shifted bank selection signal is synchronized with a second clock having a phase leading a phase of the first clock.

Systems, among other embodiments, include topologies (data and/or control/address information) between an integrated circuit buffer device (that may be coupled to a master, such as a memory controller) and a plurality of integrated circuit memory devices. For example, data may be provided between the plurality of integrated circuit memory devices and the integrated circuit buffer device using separate segmented (or point-to-point link) signal paths in response to control/address information provided from the integrated circuit buffer device to the plurality of integrated circuit buffer devices using a single fly-by (or bus) signal path. An integrated circuit buffer device enables configurable effective memory organization of the plurality of integrated circuit memory devices. The memory organization represented by the integrated circuit buffer device to a memory controller may be different than the actual memory organization behind or coupled to the integrated circuit buffer device. The buffer device segments and merges the data transferred between the memory controller that expects a particular memory organization and actual memory organization.

According to one embodiment, a semiconductor storage apparatus includes a memory cell array and a read circuit. The memory cell array includes a memory cell which is connected to a word line. A threshold voltage of the memory cell corresponds to a data value of multiple bits. The read circuit receives designation of one bit among the multiple bits, applies a first reading voltage and a second reading voltage corresponding to the designated bit to the word line, senses ON or OFF of the memory cell for each reading voltage, and outputs a first sensed value and a second sensed value after performing the sensing for each reading voltage. The first sensed value is a sensing result in a case where the first reading voltage is applied. The second sensed value is a sensing result in a case where the second reading voltage is applied.

Threshold switching devices demonstrating transient current protection through both insulation and repair current mechanisms, including associated systems and methods, are provided and discussed.

A strobe signal shaping method for a data storage system includes receiving a strobe signal; boosting a first clock edge portion of the strobe signal when the strobe signal is received after having been idle or paused over a predetermined time period; and returning to an operating mode in which boosting is turned off with respect to a second clock edge portion of the strobe signal.

A memory system may include a memory device including 0th to N-1th memory blocks, wherein N is a positive integer; and a controller having a first list and a second list, wherein the first list includes 0th to N-1th erase count values respectively for the 0th to N-1th memory blocks, wherein the second list includes 0th to N-1th difference values respectively for the 0th to N-1th memory blocks, wherein each of the 0th to N-1th difference values is a difference between an average value of the 0th to N-1th erase count values and each of the 0th to N-1th erase count values, wherein the controller selects a source block and a target block among the 0th to N-1th memory blocks depending on the 0th to N-th erase count values included in the first list and the 0th to N-1th difference values included in the second list to perform a wear leveling between the source block and the target block.

An apparatus for assigning a plurality of access nodes of a wireless communication network to control areas includes a processing apparatus. The processing apparatus is configured to assign each access node in the plurality of access nodes to a control area of a plurality of control areas and to determine a first control phase. The first control phase is a period of time during which the assignment of access nodes to control areas remains constant. The processing apparatus is configured to, when changing from the first control phase to a following second control phase, reassign at least a subset of access nodes which were assigned during the first control phase to a first control area to a second control area and reassign at least a subset of access nodes which were assigned during the first control phase to a third control area to the first control area.

A method for transmitting uplink (UL) data requiring low latency in a wireless communication system according to the present invention, the method performed by a user equipment comprises transmitting contention PUSCH resource block (CPRB) indication information used for identifying a particular UE and/or particular data to an eNB; transmitting UL data to the eNB through CPRB resources of a contention based PUSCH (CP) zone; and receiving a hybrid automatic retransmit request (HARQ) response with respect to the UL data from the eNB through a physical hybrid ARQ indicator channel (PHICH).

In a communications system which complies with LTE including a base station which transmits data by using an OFDM (Orthogonal Frequency Division Multiplexing) method as a downlink access method, and a mobile terminal, in a case in which an uplink scheduling request signal is transmitted by using an S-RACH when an Ack/Nack signal is being transmitted by using an Ack/Nack exclusive channel, the transmission of the Ack/Nack signal is stopped while the uplink scheduling request signal is transmitted.

Various communication systems may benefit from managing signal interference. For example, certain wireless communication systems may benefit from a dynamic time division duplex system involving slot allocation. A method includes allocating, by an access point, in a time division duplex frame a plurality of radio resource slots, each one of the plurality of radio resource slots being allocated for a downlink or an uplink transmission, and determining that the allocation of the downlink or uplink transmission should be changed. The method also includes applying a permutation pattern to re-allocate at least one of the plurality of radio resource slots for the downlink or uplink transmission.

A time-reversal wireless system comprising a first wireless transceiver of a time-reversal client, one or more second wireless transceiver and/or a time-reversal client with the first wireless transceiver. The first wireless transceiver of the time-reversal client is wirelessly coupled to the one or more second wireless transceiver through a wireless broadband multipath channel associated with a space. The time-reversal client contains the first wireless transceiver. The time-reversal client also contains a processor and a memory configured to obtain a set of channel state information (CSI) in a channel probing phase, and/or to obtain a set of location-specific signatures based on the set of CSI and/or a time reversal operation in a channel probing phase. The set of CSI is captured when one or more probing signal is sent either from the first wireless transceiver to each of the at least one second wireless transceiver, or from each of the at least one second wireless transceiver to the first wireless transceiver, through the wireless broadband multipath channel associated with the space. A channel passband with bandwidth W0 is associated with the wireless broadband multipath channel. A first passband with bandwidth W1 is associated with the first wireless transceiver. The W1 is not larger than W0 such that the first passband is part of the channel passband. One or more second passband is associated with the one or more second wireless transceiver such that a bandwidth W2 associated with each of the one or more second passband is not larger than W1 such that the each of the one or more second passband is part of the first passband. Each of the set of CSI include a channel impulse response, a channel frequency response, and/or another channel state data of the wireless broadband multipath channel.

A data transmission apparatus in a communication system includes a reception unit configured to receive terminal information from a plurality of terminals through a new frequency band for transmission and reception of data between the plurality of terminals and an AP (access point); a determination unit configured to determine access timing of the terminals to the AP by using the terminal information, and generate terminal access information including information on the access timing; and a transmission unit configured to transmit the terminal access information and beacon frames to the terminals, wherein the terminals access the AP and transmit data frames to the AP, at the access timing based on the beacon frames.

Disclosed are a method for transmitting and receiving a frame in a wireless local area network (WLAN) system and an apparatus for the same. A method for generating interference/non-interference station lists includes receiving a first frame from a second station, acquiring a receiver address of the first frame from the first frame, and setting, based on whether to receive a second frame that is a response to the first frame from a third station indicated by the receiver address within a preset time from a time when the first frame has been received, the third station as an interference station or a non-interference station. Therefore, the performance of a communication system may be improved.

An apparatus, system and method are provided for transmitting data from logical channel queues over a telecommunications link, each of the logical channel queues capable of being associated with quality of service attributes, the method including determining available resources for transmission over the telecommunications link in a frame; selecting one of the logical channel queues based on a first one of the quality of service attributes; packaging data from the selected one of the logical channel queues until one of: a second one of the quality of service attributes for the selected one of the logical channel queues is satisfied, the available resources are used, or the selected one of the logical channel queues is empty; and repeating the selecting step and the packaging step for remaining ones of the logical channel queues.

The present disclosure provides an auxiliary communication method and system, a device having base station function and a terminal. The auxiliary communication method includes: determining whether it is needed to provide auxiliary communication for any terminal according to channel quality of communication channels with the any terminal and data transmission requirement of the any terminal; selecting a specified terminal which is connected to the device having the base station function as an auxiliary terminal for assisting communication of the any terminal, when it is determined that it is needed to provide auxiliary communication for the any terminal; communicating with the any terminal through the auxiliary terminal. The present disclosure enables accurately to determine the terminal assisted in communication. Wasting communication sources and blind assistance are avoided. And higher channel quality of the terminal between the terminal and the base station and higher data transmission rate can be ensured.

The present invention relates to a wireless communication system, and a method for determining a resource for device-to-device communication by a user equipment is disclosed. A method for determining a resource for device-to-device communication according to an embodiment of the present invention may comprise the steps of: receiving, from an eNode B (eNB), configuration information related to a resource pool configured for each level; selecting the resource pool of the device-to-device communication on the basis of the configuration information; and selecting a resource for the device-to-device communication in the resource pool. Herein, the resource pool may be configured to have two or more levels.

According to an aspect of the present invention, a device for communication according to a specific communication protocol is provided. The communication device includes a processor for generating and processing frames based on frame formats defined by the communication protocol. The processor generates a beacon frame so that information on a collision avoidance scheme supported by the device of a plurality kinds of information specified based on the communication protocol is omitted. Further, the processor processes a connection request frame transmitted from other device to extract information on a collision avoidance scheme supported by the other device, and controls communication with the other device based on comparison of the extracted information on the collision avoidance scheme with the information on the collision avoidance scheme supported by the device.