Quotables
"There is no likelihood man can ever tap the power of the atom."
Robert Millikan, Nobel Prize winner in physics
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8033955 | Methods and systems for regulating hill descent speed of an electric vehicle A method for regulating the speed at which an electric vehicle descends a hill includes determining a position of a shift lever and determining if the vehicle accelerator and/or the vehicle brake are depressed. If the vehicle is in either drive or reverse and neithe... | 10/11/2011 |
| 7946952 | Forward clutch high pressure holding valve for hybrid vehicles to enable engine start-stop-drive functions A transmission for a hybrid vehicle including a combustion engine and an electric propulsion system may include a forward clutch assembly, a fluid chamber, a fluid supply, and a forward clutch holding valve. The forward clutch assembly may include a hydraulically ac... | 05/24/2011 |
| 7425782 | Electric car voltage conversion device with failure detection A voltage conversion device includes a forward direction conversion circuit for converting an input voltage from a DC power source into a desired output voltage by adjusting a duty ratio of semiconductor element switching. The device further includes a control secti... | 09/16/2008 |
| 7360616 | Method for controlling and regulating a power train of a hybrid vehicle and power train of a hybrid vehicle A method for controlling and regulating a power train of a hybrid vehicle and a power train of a hybrid vehicle having one internal combustion engine, one electric machine, one shifting element and one output in a power flow of the power train and designed with cont... | 04/22/2008 |
| 7261669 | Vehicle and method for controlling an engine in a vehicle A vehicle is provided that includes an engine and an electric machine operable to provide torque to drive the vehicle. A control system, including at least one controller, is configured to selectively and automatically start and stop the engine when the vehicle is i... | 08/28/2007 |
| 7247116 | Planetary motor A motor suitable for use in a medical imaging environment has (a) a cylindrical outer gear having a bore with a centerline and an internal surface with circumferentially distributed and radially directed teeth, (b) a means for mounting this outer gear such that it i... | 07/24/2007 |
| 7232401 | Method of compensating torque at cylinder switching on a DOD engine with electric parallel hybrid A method for managing torque in a hybrid electric vehicle uses a displacement on demand (DOD) internal combustion engine (ICE), an electric machine and a battery. The method includes smoothing disturbances in ICE torque during a DOD transition using the electric mac... | 06/19/2007 |
| 7229381 | Method for controlling engine starts for a vehicle powertrain A method is disclosed for controlling an internal combustion engine in a vehicle powertrain. A filtered driver demand for torque at vehicle traction wheels is used to determine an engine torque command. The engine torque command is initialized to a percentage of a t... | 06/12/2007 |
| 7213487 | Actuator having wave gear reduction drive An actuator has a motor and a wave gear reduction drive in which a wave generator is coaxially connected to an output shaft protruding forward from a front surface thereof. A shaft portion of the output shaft coaxially extends through inside a cylindrical trunk in t... | 05/08/2007 |
| 7176643 | Motor control apparatus Before an amount of play in a rotation transmitting system is learned, for selecting a gear range, an overshooting control process is performed to cause the angular displacement of a motor to overshoot a target gear range position and then reverse the electric motor... | 02/13/2007 |
| 7160223 | Method for inhibiting engine stalling in a hybrid vehicle A method for inhibiting stalling of an engine of a hybrid electric vehicle. The method includes determining whether the engine is running, determining whether a gear ratio of a power transfer unit is selected, starting a timer, and implementing a stall mitigation st... | 01/09/2007 |
| 7121975 | Torque transmission device and method of reducing effects of torque pulsations Torque pulsations generated in the torque of an engine are obtained from detection signals from a crankshaft angle detection sensor and an engine water temperature detection sensor at the time of an engine starting operation. A control unit controls an MG1 vi... | 10/17/2006 |
| 7110869 | Hybrid transmission member speed determination, sensor diagnostics and fault recovery A hybrid powertrain has a transmission including a motor and a sensor for sensing rotation of the transmission output member. Motor speed signals are available from the motor controller. Speed signals representative of output speed are calculated from both the speed... | 09/19/2006 |
| 7101308 | Control apparatus and method for hybrid vehicle In control apparatus and method for a hybrid vehicle, a target driving power and a target driving torque are calculates from at least one of detected values and estimated values of both of a vehicle speed and an accelerator opening angle, a target engine speed is ca... | 09/05/2006 |
| 7086309 | Planetary-harmonic motor A motor suitable for use in a medical imaging environment has (a) a centrally located means for actuating a radial wave, (b) a deformable flexspline having an inner surface and a toothed outer surface with a first specified number of teeth, and (c) a circular spline... | 08/08/2006 |
| 7074157 | Control apparatus for hybrid vehicle A motor charge-discharge torque limit correction coefficient for during cylinder deactivation enlargement assistance, which changes with an increasing trend according to an increase in a regeneration/assistance integrated residual amount which is an integrated value... | 07/11/2006 |
| 7041029 | Joystick controlled scrubber An apparatus and method for a floor maintenance vehicle comprises a transaxle rear drive system and a powered front wheel steering system; and a joystick control system providing integrated control of the transaxle rear drive system and the powered steering system b... | 05/09/2006 |
| RE39023 | Power output apparatus and method of controlling the same While a ring gear shaft 126 linked with a drive shaft rotates, a power output apparatus 110 applies a torque to a first motor MG1 attached to a sun gear shaft 125, thereby abruptly increasing a revolving speed of an engine 150, to ... | 03/21/2006 |
| 7011590 | Shift assist apparatus for a bicycle transmission An assisting apparatus for using power from a moving member to assist the operation of a bicycle transmission comprises a power transfer mechanism, a drive coupling mechanism, and a position maintaining mechanism. The power transfer mechanism moves in one of a first... | 03/14/2006 |
| 6988974 | Control device for vehicles A control device for a vehicle including a motor, an engine, wherein the motor can be drivingly connected with the engine, a torque converter, a transmission mechanism for transmitting the drive torque, which is transmitted via the torque converter from the engine a... | 01/24/2006 |
| 6979009 | Motorized bicycle derailleur assembly A motorized bicycle derailleur assembly is provided with a motor unit, a derailleur, and a motor linkage. The motor unit rotates an output shaft in first and second rotational directions to shift the derailleur. The derailleur includes a fixing body, a chain guide a... | 12/27/2005 |
| 6966867 | Control device for hybrid vehicles A control device for hybrid vehicles, including a motor drivingly connected to an engine, a transmission that transmits output torques of the engine and the motor to drive wheels, and a controller that performs torque reduction control by which an input torque to th... | 11/22/2005 |
| 6885930 | System and method for slip slide control Certain exemplary embodiments comprise a method comprising: receiving a measurement of a vehicle speed; receiving information indicative of a drive speed; comparing a value related to the measurement of the vehicle speed with the information indicative of the drive ... | 04/26/2005 |
| 6827167 | Hybrid electric vehicle torque distribution A method of distributing a torque demand in a hybrid electric vehicle having an internal combustion engine 200 and an electric motor 202 is provided. In hybrid operation, the motor 202 initially starts the vehicle. When the vehicle desired power... | 12/07/2004 |
| 6796924 | Engine revolution controlling apparatus An electronic engine-governor control is carried out using no arithmetic tables and thus relieving a load to the CPU. A throttle opening is controlled with a control quantity to suppress a difference between the actual revolutions and the target. Calculator 107 | 09/28/2004 |
| 6767308 | Method of controlling bicycle assembly A simplified method is provided for controlling a motor of a bicycle component, especially a power assisting apparatus for a derailleur or a suspension. The method of controlling a motor of a bicycle assembly, basically comprising the steps of supplying current to t... | 07/27/2004 |
| 6692403 | Series hybrid vehicle capable of operating without a battery A series hybrid vehicle comprising an engine driving an alternator, the engine having a power available at the output shaft of the engine, at least one electric traction motor connected to the alternator by an electric line and an inverter, the inverter a... | 02/17/2004 |
| 6687607 | Method for controlling a drive train of a hybrid vehicle An operating strategy for the components of the drive train is defined as a function of data which characterizes a route to be traveled along. Depending on the operating strategy and the route data, expected energy consumption and a time period for which ... | 02/03/2004 |
| 6687580 | Vehicle controller and vehicle control method A vehicle controller includes a plurality of driving power sources for transmitting torque to a wheel, and a starter for starting a first driving power source of the plurality of diving power sources. The first driving power source is stopped when a presc... | 02/03/2004 |
| 6641501 | Control apparatus for hybrid vehicle A hybrid vehicle control apparatus is provided, wherein an unpleasant sensation is not imparted to a driver depressing an accelerator pedal at the time of departure. In a hybrid vehicle control apparatus with an engine and a motor as the drive sources, an... | 11/04/2003 |
| 6629027 | Control device and control method for hybrid vehicle A control device and control method for a hybrid vehicle is disclosed having an electric storage detecting section 13 which detects a state of charge (SOC) of an electric storage device 10. A target running efficiency calculating section 14 serves as a un... | 09/30/2003 |
| 6536296 | Apparatus and method of controlling a vehicle An apparatus and a method of controlling a vehicle is provided for correcting a lowered value of the torque of an output shaft in the gear shifting and suppressing a revolution speed of an input shaft on the basis of the lowered torque correction. The tor... | 03/25/2003 |
| 6516253 | Engine ready detection using crankshaft speed feedback The present invention provides a method and system for determining "engine on" status in a Hybrid Electric Vehicle. A controller determines the engine is necessary and then checks the current "engine on" status. If the engine is not currently running, the... | 02/04/2003 |
| 6377883 | Control apparatus for hybrid vehicle By preventing engagement of an engaging part (clutch) under appropriate conditions, it is possible to effectively avoid the so-called surging phenomenon. When there is an engaging directive for the clutch, the rotational speed of the engaging element posi... | 04/23/2002 |
| 6348771 | Motor drive controller for vehicle The present invention provides a motor drive controller for a vehicle having an engine and a motor disposed therein as a vehicle-propulsion system, the motor having both driving and power-generating functions, comprising: an engine controller for controll... | 02/19/2002 |
| 6345216 | Motor control apparatus for vehicle A motor control apparatus for a vehicle, including a vehicle velocity sensor; an engine rotational speed sensor; a first clutch switch which becomes off when a clutch is fully engaged, and successively from the fully engaged state becomes on just before t... | 02/05/2002 |
| 6338693 | Pivot-hung door drive A pivot-hung door drive system with an electro-mechanical or electro-hydraulic drive device that supplies the opening and closing moment required to open and close a connected pivot-hung door panel, whereby an electronic regulation/control system with at ... | 01/15/2002 |
| 6336063 | Method and arrangement in a hybrid vehicle for improving battery state-of-charge control and minimizing driver perceptible disturbances Method for minimizing driver perceptible drive train disturbances during take-off in a hybrid electric vehicle when maximized power is often desired is disclosed. The method includes sensing an actual state-of-charge (SOC) value of a battery in a hybrid e... | 01/01/2002 |
| 6258007 | Multi-sensor harmonic drive actuator arrangement assembly The invention comprises an actuator controlled harmonic drive transmission assembly for the speed and positional control of an output shaft of the harmonic drive transmission. The assembly includes a motor having a rotor shaft for providing rotational pow... | 07/10/2001 |
| 6234932 | Control apparatus for a hybrid vehicle A control apparatus for a hybrid vehicle having a dynamotor which operates as a motor for assisting the output of an internal combustion engine and which operates as a generator for regenerating the running energy of the vehicle. The control apparatus, in... | 05/22/2001 |
