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8988results about "Vehicle sub-unit features" patented technology
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Diagnosis and repair for autonomous vehicles
A system and method of controlling a vehicle is provided. In one aspect, the system and method determines the amount of wear on a component of the vehicle and, based on the amount of wear and information derived from the environment surrounding the vehicle (e.g., another vehicle in the path of the vehicle or a requirement to stop at a particular location), maneuvers the vehicle to mitigate further wear on the component.
Owner:WAYMO LLC
Zone driving
Owner:WAYMO LLC
Illumination module for a vehicle
ActiveUS8333492B2Convenient lightingClearance can be providedLighting circuitsVehicle locksComputer graphics (images)Engineering
An illumination module for a vehicle includes at least one illumination source for illuminating a target area at the vehicle. The illumination module may be mounted at a handle of a vehicle door and may be operable to illuminate the handle region and / or pocket region of the vehicle door and to illuminate a ground region adjacent to the vehicle and generally below the door handle assembly. The illumination module may include an icon established thereat and the at least one illumination source may back light the icon so that the icon, when the illumination module is activated, is viewable by a person viewing the vehicle. The illumination module may project or direct the illumination toward a targeted area so that the icon is discernible at the targeted area.
Owner:MAGNA MIRRORS OF AMERICA INC
Electric machine
InactiveUS6373160B1Economically manufacturedEconomically usedSpeed controllerSynchronous machine detailsElectric machineEngineering
Electric rotary current machine that includes a casing and a stator fitted within the casing. The stator has at least one stator winding. At least two mechanically separate rotors are rotatably mountable within the casing and have a same axis of rotation. In this way, each rotor has electromagnetic interaction with the stator when the stator is electromagnetically active. The rotor speeds are the same or different. A motor control is arranged to control a supply to at least one of said at least one stator winding by superposition of at least two rotary field components, one for each rotor.
Owner:SCHRODL MANFRED
Method of controlling engine stop-start operation for heavy-duty hybrid-electric and hybrid-hydraulic vehicles
InactiveUS20070124037A1Minimizes engine noiseNoise minimizationInternal combustion piston enginesDigital data processing detailsEngineeringInternal combustion engine
A start-stop or idle-stop method for a heavy-duty hybrid vehicle that turns off the fuel supply while maintaining the crankshaft rotation of the internal combustion engine when the vehicle stops or, optionally, when the vehicle travels downhill, travels in a noise sensitive location, travels in an exhaust emissions sensitive location, or operates in an emergency situation. The stop-start or idle-stop method automatically turns on the engine fuel supply to restart combustion when the vehicle starts accelerating, is no longer traveling downhill, is no longer traveling in a noise sensitive or exhaust sensitive location, is no longer in an emergency situation, or has dropped below the minimum energy storage restart level.
Owner:SHEPPARD MULLIN RICHTER & HAMPTON
Zone driving
Owner:WAYMO LLC
Safe operation apparatus and method for moving object
Owner:HYUNDAI MOTOR CO LTD
Torque Control for Hybrid Electric Vehicle Speed Control Operation
ActiveUS20090145673A1Improve vehicle efficiencyEasy to operateDigital data processing detailsElectric propulsion mountingBrake torqueDrive wheel
A hybrid propulsion system for a vehicle. The system including, a transmission device for transmitting torque to a first at least one drive wheel, a first electric energy conversion device coupled to an input of the transmission device, a second electric energy conversion device for transmitting torque to a second at least one drive wheel, and a control system, during a vehicle speed control operation where a speed of the vehicle is maintained at a desired speed, in response to acceleration resulting in vehicle speed beyond the desired speed, the acceleration not caused by vehicle operator input, the control system varying torque output of at least one of the first electric energy conversion device and the second electric energy conversion device to provide brake torque to at least one of the first at least one drive wheel and the second at least one drive wheel to decelerate the vehicle to the desired speed, selection of said one of the first and second electric energy conversion device based on an operating condition.
Owner:FORD GLOBAL TECH LLC
Double clutch transmission for a hybrid electric vehicle and method for operating the same
ActiveUS20050139035A1Change the wholeOutput andVehicle sub-unit featuresGearing controlElectric vehicleClutch
A double clutch transmission is described that ideally changes torque received from an engine and a motor by providing an optimal layout in power transmission scheme and motor location. Such a double clutch transmission is optimally adapted to a hybrid electric vehicle, and an optimal operation method for such a double clutch transmission is also provided, overcoming inefficiency in application of a conventional CVT to an HEV.
Owner:HYUNDAI MOTOR CO LTD
Propulsion Energy Storage Control System and Method of Control
InactiveUS20110100735A1Efficient and inexpensive and reliableElectrodynamic brake systemsPropulsion using engine-driven generatorsElectricityControl system
A propulsion energy storage control system and method of control interspersed between a heavy duty hybrid-electric drive system and its propulsion energy storage. The control system having an energy storage DC bus, electrical interfaces to the drive system and a plurality of propulsion energy storage subsystems, DC-to-DC converters at each interface, and a controller configured to operate each DC-to-DC converter independently such that power flow may charge, discharge, and shuttle between the plurality of propulsion energy storage subsystems.
Owner:SHEPPARD MULLIN RICHTER & HAMPTON
Non-volatile memory devices and method for forming the same
ActiveUS20050227435A1Improve abilitiesHighly integratedTransistorNanoinformaticsEngineeringNon-volatile memory
According to a nonvolatile memory device having a multi gate structure and a method for forming the same of the present invention, a gate electrode is formed using a damascene process. Therefore, a charge storage layer, a tunneling insulating layer, a blocking insulating layer and a gate electrode layer are not attacked from etching in a process for forming the gate electrode, thereby forming a nonvolatile memory device having good reliability.
Owner:SAMSUNG ELECTRONICS CO LTD
Hybrid electric vehicle
InactiveUS7252165B1Poor vehicle performanceImprove variationDigital data processing detailsVehicle sub-unit featuresLow voltageAuxiliary power unit
Owner:BOWLING GREEN STATE UNIV
Hybrid gas turbine and internal combustion engine
InactiveUS8141360B1Improve power densityAvoids severe efficiency degradationInternal combustion piston enginesVehicle sub-unit featuresExternal combustion engineFuel efficiency
A hybrid engine having a gas turbine engine and an internal combustion engine, both engines driving a common drive shaft. The compressor delivers compressed air to the combustor and to an inlet of the internal combustion engine, the compressed air picks up heat from the internal combustion engine either from the combustion process or through a heat exchanger, and is delivered to the combustor. When the gas turbine engine is not operating by burning fuel, the heated compressed air from the internal combustion engine is used to maintain the shaft speed sufficient for starting the gas turbine engine without the need to bring the turbine engine up to speed prior to ignition. The apparatus and process of the present invention provides a hybrid engine that is light weight, fuel efficient, and with enough available power for high powered situations.
Owner:FLORIDA TURBINE TECH
Electromotive drives
A transmission having a plurality of tilting balls and opposing input and output discs provides an infinite number of speed combinations over its transmission ratio range. The transmission provides multiple powerpaths and can be combined with electrical components to provide motor / generator functionality, which reduces the overall size and complexity of the motor and transmission compared to when they are constructed separately. In one embodiment, rotatable components of a continuously variable transmission are coupled separately to an electrical rotor and to an electrical stator so that the rotor and stator rotate simultaneously in opposite directions relative to one another. In other embodiments, an electrical rotor is configured to transfer torque to or from a disc that is in contact with a plurality of speed adjusters, while an electrical stator is configured to transfer torque to a shaft that is operationally coupled to the speed adjusters via an idler.
Owner:FALLBROOK INTPROP COMPANY
System and Method for Rapid Isothermal Gas Expansion and Compression for Energy Storage
InactiveUS20090301089A1Overcome disadvantagesInhibit migrationElectrical storage systemFluid couplingsCounter flowEngineering
The invention relates to systems and methods for rapidly and isothermally expanding gas in a cylinder. The cylinder is used in a staged hydraulic-pneumatic energy conversion system and includes a gas chamber (pneumatic side) and a fluid chamber (hydraulic side) and a piston or other mechanism that separates the gas chamber and fluid chamber while allowing the transfer of force / pressure between each opposing chamber. The gas chamber of the cylinder includes ports that are coupled to a heat transfer subassembly that circulates gas from the pneumatic side and exchanges its heat with a counter flow of ambient temperature fluid from a reservoir or other source.
Owner:SUSTAINX
Vehicle Inside Mirror Device for Displaying Image
ActiveUS20100289995A1Enhance mirror functionFunction increaseVehicle sub-unit featuresNon-linear opticsLiquid-crystal displayEngineering
A vehicle inside mirror device for displaying an image, which can obtain an enhanced mirror function of a prismatic glass caused by a black film provided at a rear side of a prismatic glass and has a relatively simple structure made by forming directly a transflective layer on a rear surface of a prismatic glass without using a substrate. The vehicle inside mirror device comprises a housing mounted in a passenger compartment of a vehicle; a prismatic glass provided on a front side of the housing and having a transparent transflective layer formed on a rear surface thereof; a black film provided at a rear side of the prismatic glass and having an opening formed on one side thereof; a liquid crystal display (LCD) module provided at a rear side of the opening of the black film; and a control circuit unit installed at a rear side of the LCD module.
Owner:SMR PATENTS S A R L
Battery Power System for Plug In Hybrid Tractor Trailers
InactiveUS20110114398A1Improve abilitiesLarge capacityHybrid vehiclesBatteries circuit arrangementsTractor trailerHybrid power
A battery power system for a plug-in hybrid or electric tractor trailer employs a battery module which is carried by the trailer. A cable communicates with the battery module and connects with a connector on the cab for supplying power to power the electric motor of the cab. The cab can be disconnected from the trailer while the battery module on the trailer is charged. The cab can then be driven by the electric motor powered by the battery supply of the cab.
Owner:CONTROL MODULE INDUSTRIES
Expandable Energy Storage Control System Architecture
InactiveUS20100133025A1Efficient and inexpensive and reliableAuxillary drivesBatteries circuit arrangementsElectricityDrive wheel
A hybrid electric vehicle drive system comprises a first power bus electrically coupled to a motive power subsystem and a drive wheel propulsion assembly; a second power bus electrically coupled to the first power bus and a plurality of energy storage subsystems, wherein the first power bus is configured to allow electrical power to be transmitted among the motive power subsystem, the drive wheel propulsion assembly, and the second power bus, and wherein the second power bus is configured to allow electrical power to be transmitted among the plurality of energy storage subsystems and the first power bus.
Owner:SHEPPARD MULLIN RICHTER & HAMPTON
System and method for rapid isothermal gas expansion and compression for energy storage
InactiveUS7802426B2Overcome disadvantagesInhibit migrationElectrical storage systemServomotorsCounter flowEngineering
The invention relates to systems and methods for rapidly and isothermally expanding gas in a cylinder. The cylinder is used in a staged hydraulic-pneumatic energy conversion system and includes a gas chamber (pneumatic side) and a fluid chamber (hydraulic side) and a piston or other mechanism that separates the gas chamber and fluid chamber while allowing the transfer of force / pressure between each opposing chamber. The gas chamber of the cylinder includes ports that are coupled to a heat transfer subassembly that circulates gas from the pneumatic side and exchanges its heat with a counter flow of ambient temperature fluid from a reservoir or other source.
Owner:SUSTAINX
Method of operating a plug-in hybrid electric vehicle
InactiveUS20080275600A1Operation is disabledOptimizationVehicle testingAuxillary drivesElectrical batteryState of charge
A method of operating a plug-in hybrid electric vehicle is provided including the steps of: A) determining whether the plug-in hybrid electric vehicle is receiving power from an external power source; B) disabling the operation of the plug-in hybrid electric vehicle and executing a thermal program if the plug-in hybrid electric vehicle is receiving power from the external power source, wherein the thermal program includes charging a high voltage battery and monitoring the state of charge of the high voltage battery; C) determining if the plug-in hybrid electric vehicle continues to receive power from the external power source; and D) enabling operation of the plug-in hybrid electric vehicle if the plug-in hybrid electric vehicle is no longer receiving power from the external power source.
Owner:GM GLOBAL TECH OPERATIONS LLC
Grill shutter structure of vehicle
ActiveUS20140291056A1Ensuring fuel economyImprove fuel economyVehicle sub-unit featuresAutomatic initiationsWindow shutterEngineering
A grill shutter unit comprises a shutter unit provided in back of a traveling-air introductory port formed at a front end of a vehicle body and including shutter members, and a traveling-air guide member including a guide frame portion provided at an outer peripheral edge portion of the shutter unit and a seal portion provided to extend forward continuously from a front end of the guide frame portion and be made from soft synthetic resin having more flexibility than the frame portion, wherein the grill shutter unit is configured such that when the shutter members are closed, a seal portion of the traveling-air guide member is pressed against an outer peripheral wall face of the traveling-air introductory port by pressure of traveling air shut off by the shutter members closed.
Owner:MAZDA MOTOR CORP
Electric traction drives
Inventive embodiments are directed to components, subassemblies, systems, and / or methods for electric traction drives employing a continuously variable transmission (CVT) having a variator provided with a plurality of tilting traction planets and opposing traction rings. In one embodiment, an electric traction drive is provided with an electromotive device configured to transfer power to or from a traction sun of a CVT, In other embodiments, an electric traction drive is provided with an electromotive device that couples to certain components of a CVT such as a traction ring, a carrier assembly, and a main axle. Various inventive shifting assemblies having shift cams and shift cam cages can be used to facilitate adjusting the transmission speed ratio of a CVT. Various related devices include embodiments of, for example, a power input apparatus, a speed ratio shifter, a shift cam actuator, a shift nut, and a carrier assembly configured to support the tilting traction planets.
Owner:FALLBROOK INTPROP COMPANY
Exhaust gas driven generation of electric power and altitude compensation in vehicles including hybrid electric vehicles
InactiveUS6931850B2Improve volumetric efficiency and effective thermal efficiencyReduce fuel consumptionInternal combustion piston enginesPropulsion using engine-driven generatorsElectrical batteryTurbocharger
A hybrid electric vehicle includes an internal combustion engine, an electric motor and a transmission. A turbocharger is in fluid communication with the internal combustion engine. Moreover, a generator is mechanically coupled to the turbocharger and thereby driven by exhaust gas from the internal combustion engine. The generator can provide electricity to the motor and / or a battery while simultaneously providing altitude compensation for the internal combustion engine so that the internal combustion engine output remains at the same power and efficiency as altitude and environmental conditions change. The turbocharger can also be used for power boost if desired. The exhaust gas driven generator system can be deployed in conventional vehicles as well to charge the battery and / or power electrical accessories, thereby replacing the alternator.
Owner:RGT UNIV OF CALIFORNIA
Vehicle propulsion system
ActiveUS20070158118A1Vehicle sub-unit featuresPlural diverse prime-mover propulsion mountingElectricityStored energy
A vehicle propulsion includes an alternating current (AC) traction drive, a first energy storage system electrically coupled to the traction drive through a direct current (DC) link, a second energy storage system electrically coupled to the traction drive such that the voltage output from the second energy storage system is decoupled from the DC link using a bi-directional boost converter, and a uni-directional current device that is poled to conduct current from the low voltage side of the boost converter to the high voltage side of the boost converter.
Owner:GENERAL ELECTRIC CO
Control apparatus for electric power steering apparatus
InactiveUS20090192679A1Steering initiationsDigital data processing detailsElectric power steeringMotor drive
The present invention provides a control apparatus for an electric power steering apparatus comprises: a steering assist command value calculating section; a current control section that calculates a voltage command value; and a motor driving section that drives a motor based on the voltage command value, wherein an assist power from the motor is applied to a steering system, the control apparatus is characterized in that an SAT measuring section, that inputs an angular speed and an angular acceleration of the motor, the steering assist command value and the torque signal therein so as to estimate an SAT, is provided, and the SAT obtained by the SAT measuring section is feedbacked to the steering assist command value via a feedback section composed of a phase compensating section and a gain section.
Owner:NSK LTD
Advanced power-shift transmission control system
InactiveUS20070010927A1Readily apparentAnalogue computers for trafficVehicle sub-unit featuresControl systemTorque converter
A method for controlling a power-shift transmission comprising controlling a vehicle travel speed by simultaneously slipping two or more clutch packs associated with opposing directions of vehicle travel and adjusting an engine speed, according to a programmed response associated with a change in one or more of the engine speed, a torque converter slip, a selected direction of vehicle travel, and an accelerator position.
Owner:HYSTER YALE GRP
Electric vehicle
InactiveUS7654352B2Degree of reductionDegree can be loweredElectric propulsion mountingGas pressure propulsion mountingEngineeringElectric vehicle
A battery unit mounted in an electric vehicle is provided with a battery case and a plurality of battery modules. The battery case includes a tray member on the lower side and a cover member on the upper side. The tray member is fixed to side members by a beam member extending in a width direction of a vehicle body. Each battery module is composed of a plurality of cells. Among all the cells contained in the battery case, at least those cells on the outer peripheral side which are located near a flank of the vehicle body are located on the tray member so that a lamination direction of cell elements is coincident with the width direction of the vehicle body.
Owner:MITSUBISHI MOTORS CORP
Illumination module for a vehicle
ActiveUS20100321946A1Limit hot spot spotLimit spot bright spotLighting circuitsVehicle locksEmbedded systemCar door
An illumination module for a vehicle includes at least one illumination source for illuminating a target area at the vehicle. The illumination module may be mounted at a handle of a vehicle door and may be operable to illuminate the handle region and / or pocket region of the vehicle door and to illuminate a ground region adjacent to the vehicle and generally below the door handle assembly. The illumination module may include an icon established thereat and the at least one illumination source may back light the icon so that the icon, when the illumination module is activated, is viewable by a person viewing the vehicle. The illumination module may project or direct the illumination toward a targeted area so that the icon is discernible at the targeted area.
Owner:MAGNA MIRRORS OF AMERICA INC
Control device for vehicular power transmitting apparatus
ActiveUS20100125019A1Inhibition of contractionAvoid reductionHybrid vehiclesDC motor speed/torque controlStart timeElectric control
In a vehicular power transmitting apparatus provided with an electrically-controlled differential portion in which controlling an operating state of an electric motor controls a differential state of a differential mechanism, a control device for starting up a drive force source in an appropriate mode depending on a vehicle condition can be provided. The control device includes drive-force source start control means 86 for switching start modes of an engine 8 depending on a vehicle condition to achieve an appropriate start mode for the engine 8 depending on the vehicle condition, so that for instance a contracted drive range by a second electric motor can be avoided.
Owner:TOYOTA JIDOSHA KK
Vehicular Electrical System and Control Method Therefor
ActiveUS20080011528A1Easy dischargePrevent drainageAuxillary drivesElectric propulsion mountingLow voltageEngineering
A vehicular electrical system for a hybrid electric vehicle provides a high voltage electrical system having a high power electrical energy storage device (HPD) and a power inverter that cooperate to provide power to a hybrid electric vehicle propulsion system; and a low voltage electrical system having a low voltage power source, at least one accessory power load, and a control switch that toggles between an opened and a closed position to control the flow of current flowing between the low voltage power source and the HPD. A method of using the vehicular electrical system provides the step of using the HPD and power inverter to provide power to the electric vehicle propulsion system; and opening a control switch to isolate the low voltage system from the high voltage system and closing a control switch to charge the HPD
Owner:GM GLOBAL TECH OPERATIONS LLC
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