Interrelated power delivery controls, including engine control inventions 08/08

20080207391 - Vehicle motion control apparatus: A vehicle motion control apparatus includes hydraulic pressure applying means for applying hydraulic pressure to a wheel cylinder side of any of plural solenoid valves, respectively arranged between a master cylinder and plural wheel cylinders, for the corresponding wheel cylinders even when an operator of the vehicle does not operate... Agent: Buchanan, Ingersoll & Rooney Pc

20080207392 - Device for actuating a plurality of hydraulic control cylinders: A device for actuating a plurality of hydraulic control cylinders having a pressure regulating valve with a first and a second pressure regulating output, a first selector valve connected downline from the pressure regulating outputs, a second selector valve connected downline from the first selector valve, having a plurality of... Agent: Simpson & Simpson, Pllc

20080207393 - Clutch controller, straddle-type vehicle, and method for controlling clutch: Appropriate torque is transmitted via a clutch that does not spend too much time on its engaging operation. A clutch controller controls a degree of engagement of the clutch by actuating a clutch actuator based on a difference between actual transmission torque that is transmitted from a drive-side member of... Agent: Hogan & Hartson L.l.p.

20080207394 - Control apparatus for an automatic transmission and related control method: In executing an ETC cooperative downshift operation based on a driver's intent to decelerate, this system executes an engine output increasing control (e.g. a combination of a throttle opening control and a fuel injection restoring control) for increasing the engine output irrespective of driver's accelerator operation. At the timing a... Agent: Nixon & Vanderhye, Pc

20080207395 - Device for controlling an internal combustion engine: In a device for controlling an internal combustion engine, with a turbo-charger, which carries out a lean combustion of a desired lean air-fuel ratio, an up-shifting of an automatic transmission is prohibited when an opening degree of the throttle valve is equal to or larger than a predetermined opening degree... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080207396 - Oil pressure supply device: An oil pressure control circuit includes an oil pump for outputting an oil pressure from each of a first port and a second port, a lockup control valve for making a switchover between a state in which a secondary pressure is supplied to an engagement-side oil chamber of a torque... Agent: Sughrue Mion, Pllc

20080207397 - Clutch controller, method for controlling clutch, and straddle-type vehicle: A clutch controller that transmits appropriate torque during engaging operation of a clutch and prevents excessive increase or decrease in engine speed. The clutch controller performs request follow-up control under which a clutch actuator is actuated based on a difference between actual transmission torque that is transmitted from a drive-side... Agent: Hogan & Hartson L.l.p.

20080207399 - Gear change control device, straddle-type vehicle, and method of controlling gearbox: Riding comfort of a vehicle is improved by reducing deceleration and acceleration exceeding the expectation of a rider due to gear changes. A gear change control device calculates current torque being transmitted from a drive-side member of a clutch to a driven-side member of the clutch, and calculates post-completion torque... Agent: Hogan & Hartson L.l.p.

20080207398 - Method and apparatus for retarding an engine: A method and system for retarding an engine of a machine is provided. The machine has a hydraulic pump driven by the engine, a motor driven by the hydraulic pump, and a fan driven by the motor. The method includes sensing the operating speed of the engine with an engine... Agent: Caterpillar Inc. Intellectual Property Dept.

20080200301 - Hydraulic pressure control device of an automatic transmission and hybrid drive device having the hydraulic pressure control device: A hydraulic control apparatus for an automatic transmission includes a forward travel engaging element, a reverse travel engaging element, a first signal electromagnetic valve, a first switching valve, and a second switching valve. The hydraulic control apparatus is structured so as to change the output state of the signal pressure... Agent: Oliff & Berridge, PLC

20080200302 - Method of transmitting the power of a hybrid vehicle between a heat engine shaft and a wheel axle shaft of the vehicle: The invention relates to a method of transmitting power between a shaft (10) of a heat engine (2) and a wheel (6) axle shaft (12) of a hybrid vehicle. The inventive method involves the use of: a power transmission device (1) comprising an electric machine (4) which is connected to... Agent: Nicolas E. Seckel Patent Attorney

20080200303 - Control device for vehicular drive system: Hybrid controller 52 for a vehicular drive system is operable during a shifting control of step-variable transmission portion 20 for a stepping change of its speed ratio, for changing a speed ratio of continuously-variable transmission portion 11, such that total speed ratio γT of transmission mechanism 10 defined by the... Agent: Kenyon & Kenyon LLP

20080200304 - Hydraulically servocontrolled transmission for a road vehicle provided with an internal combustion engine: A hydraulically servocontrolled transmission for a road vehicle provided with an internal combustion engine; the servocontrolled transmission displays: a servocontrolled mechanical gearbox operated by at least one first hydraulic actuator; a servocontrolled clutch operated by at least one second hydraulic actuator; a hydraulic circuit comprising a hydraulic accumulator, which contains... Agent: Fsp LLC

20080200305 - System and method for reducing throttling losses during regenerative braking: A control system for a hybrid vehicle includes a regenerative braking module that controls regenerative braking of the hybrid vehicle. Regenerative braking is controlled when an accelerator device is not engaged. A throttle-by-wire control module controls a throttle valve. The throttle-by-wire control module opens the throttle valve and/or holds the... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20080200306 - Gear mechanism for a brake system, and brake system: A gear mechanism for a brake system can be coupled on the inlet side to an actuating drive of the brake system via a drive shaft which can be driven rotationally by the actuating drive. The gear mechanism can be coupled on the output side to a brake unit of... Agent: Baker Botts L.L.P. Patent Department

20080194379 - Method for operating a drive train of a motor vehicle: A method for operating a drivetrain of a motor vehicle having in the force flow direction and in the following order an internal combustion engine, a clutch, an electric motor, a transmission and an axle gearset, or an internal combustion engine, a clutch, an electric motor, a transmission input shaft,... Agent: Davis Bujold & Daniels, P.l.l.c.

20080194380 - Straddle type vehicle and speed change control unit of continuously variable transmission: A straddle type vehicle with a control unit that improves riding comfort and controls the speed change of a continuously variable transmission electronically. Engine output is controlled by an accelerator operating part. The control unit shifts to a kick down mode where a speed change ratio is shifted to be... Agent: Hogan & Hartson L.l.p.

20080194381 - Variable k-factor torque converter: A controllable hydrodynamic torque converter is provided for use within a vehicle having a detectable throttle level, the torque converter comprising a first stator having a first outlet angle and a second stator having a higher second outlet angle. The second stator is selectively engageable with the first stator using... Agent: General Motors Corporation Legal Staff

20080194382 - Motor vehicle driving train and process for controlling an automated engine clutch: The invention involves a power train of a motor vehicle with a drive motor (2) constructed as a combustion engine, a transmission (4) with variable transmission ratios connected to an axle drive (5), and with an automatic motor clutch, which is constructed as a passively lockable friction clutch by means... Agent: Davis Bujold & Daniels, P.l.l.c.

20080194383 - Method for adapting an automated mechanical transmission based on a measured pto load: Method for adapting an automated mechanical transmission based upon a PTO load. The method includes setting the transmission gears so that no torque is being transmitted to the output shaft of the transmission. With the PTO load engaged, engine torque is measured by the engine control unit. This torque is... Agent: Wrb-ip LLP

20080194384 - Calibration system for hydraulic transmission: A calibration system for calibrating a transmission adjusts a clutch fill pulse width and hold level current for an oncoming clutch via calibration shifts during operation of the associated machine, thus establishing the desired shift timing and duration. The pulse width is calibrated based on torque transfer characteristics of the... Agent: Leydig Voit & Mayer, Ltd

20080188346 - Control device and control method for power train: In a power train in which a differential mechanism is coupled with a transmission mechanism, a transmission member is free with no engagement in a second shift portion when a P position or an N position is selected, and a ring gear thereby becomes free in a power split device.... Agent: Oliff & Berridge, PLC

20080188347 - Method for controlling a power assisted propulsion system in a motor vehicle: A method for controlling a power assisted propulsion system in a motor vehicle so as to perform a transition from a lower gear to a higher gear without interrupting a driving torque applied to driving wheels; the propulsion system displays an internal combustion engine provided with a drive shaft and... Agent: Fsp LLC

20080188348 - Powertrain and method of controlling the same: When a reduction in a supply hydraulic pressure to a second shift portion is sensed, an engagement command of C0 clutch is generated so that a power split device (electrical differential portion) is brought into a locked state. In the locked state, a sun gear, a carrier rotated by an... Agent: Oliff & Berridge, PLC

20080188349 - Pto brake: An embodiment includes a method of engaging a PTO with a drivetrain includes detecting a value representative of the speed of a PTO output gear, and detecting a value representative of the speed of a PTO input gear. The method further includes reducing the speed of one of the PTO... Agent: Rader, Fishman & Grauer PLLC

20080188350 - Transmission control device for motorcycle: To automatically shift the shift position of an automatic transmission depending on whether or not the rider is seated or the side stand is retracted. When the vehicle is at a stop with an engine running, and it is detected that the rider is not sitting on a rider seat,... Agent: Birch Stewart Kolasch & Birch

20080188351 - Drive control device of an automatic gearbox for a motor vehicle and method therefor: The invention relates to a drive control device for an automatic transmission for a motor vehicle, where the motor vehicle is provided with an automatic transmission having a main oil pump that can be driven by an internal combustion engine and an electrically drivable auxiliary oil pump, and comprises a... Agent: Davis Bujold & Daniels, P.l.l.c.

20080188352 - Two stage check valve for automatic transmission system: The two stage check valve for the automatic transmission system provides a first member that opens in response to a first pressure and a second member which opens in response to a second pressure where the second pressure is higher than the first pressure.... Agent: Lucas & Mercanti, LLP