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Class Information
Number: 180/243
Name: Motor vehicles > Having four wheels driven > Including pump and fluid motor, or generator and electric motor, for driving one or more wheels > And another means for driving the remaining driven wheels
Description: Vehicle which also includes some other means (e.g., a drive shaft from a power plant, which power plant may be the vehicle"s prime motor) for driving those of the four wheels which are not driven by either the fluid motor or the electric motor.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7565942 |
Vehicle drive control system and method |
Jul. 28, 2009 |
| 7549499 |
Hydraulic hybrid four wheel drive |
Jun. 23, 2009 |
| 7540349 |
Transaxle apparatus for four-wheel drive vehicle |
Jun. 2, 2009 |
| 7533754 |
Hybrid motor vehicle driveline |
May. 19, 2009 |
| 7455145 |
Hydraulic steering transaxle and hydraulic driving vehicle |
Nov. 25, 2008 |
| 7441623 |
Multi-motor drive system for a work machine |
Oct. 28, 2008 |
| 7395889 |
Hybrid drive unit for vehicles |
Jul. 8, 2008 |
| 7395893 |
Four-wheel drive hybrid vehicle |
Jul. 8, 2008 |
| 7374000 |
Electric generating system for automobiles and its control method |
May. 20, 2008 |
| 7264070 |
Vehicle drive system |
Sep. 4, 2007 |
| 7237639 |
Control device for hybrid four-wheel-drive vehicle and hybrid four-wheel-drive vehicle |
Jul. 3, 2007 |
| 7152707 |
Vehicle driving force control apparatus and method |
Dec. 26, 2006 |
| 7140459 |
Vehicle driving force control apparatus |
Nov. 28, 2006 |
| 7140460 |
Vehicle driving force control apparatus |
Nov. 28, 2006 |
| 7114589 |
Control device for hybrid four-wheel-drive vehicle and hybrid four-wheel-drive vehicle |
Oct. 3, 2006 |
| 7074149 |
Transmission for wheel type working vehicle |
Jul. 11, 2006 |
| 7059443 |
Motor-cooling structure of front-and-rear-wheel-drive vehicle |
Jun. 13, 2006 |
| 7053568 |
Battery-powered vehicle with AC driven traction and pump motors for mining applications |
May. 30, 2006 |
| 7044255 |
Electric generating system for automobiles and its control method |
May. 16, 2006 |
| 6942054 |
Four-wheel drive apparatus using motor, and method thereof |
Sep. 13, 2005 |
| 6898504 |
Vehicle driving force control apparatus |
May. 24, 2005 |
| 6892846 |
Four-wheel drive assist for electric machines |
May. 17, 2005 |
| 6880664 |
All-wheel drive vehicle with hybrid drive |
Apr. 19, 2005 |
| 6879888 |
Vehicle drive apparatus, method and computer program |
Apr. 12, 2005 |
| 6877578 |
Multi-axle vehicle drive system |
Apr. 12, 2005 |
| 6857494 |
Steering-wheel revolution number correction system of all-wheel-drive vehicle |
Feb. 22, 2005 |
| 6684970 |
Hybrid system for vehicle with 4WD start mode |
Feb. 3, 2004 |
| 6644429 |
Hydrostatic auxiliary drive system |
Nov. 11, 2003 |
| 6638195 |
Hybrid vehicle system |
Oct. 28, 2003 |
| 6592488 |
Integrated viscous transmission in a differential |
Jul. 15, 2003 |
| 6549840 |
Vehicle control apparatus for front and rear drive ratio on the basis of operator's desired vehicle drive force and static and dynamic vehicle states |
Apr. 15, 2003 |
| 6540035 |
Hybrid vehicle |
Apr. 1, 2003 |
| 6435296 |
Torque detector and controls for prohibiting the operation of an electric motor on a hybrid vehicle when the driving torque of the vehicle exceeds a predetermined value during start-up |
Aug. 20, 2002 |
| 6419040 |
Driving force control system for four-wheel drive vehicles |
Jul. 16, 2002 |
| 6367572 |
Drive assistance apparatus for a vehicle having a main transmission that is mechanical |
Apr. 9, 2002 |
| 6345225 |
Electromechanical brake system |
Feb. 5, 2002 |
| 6321865 |
Front-and-rear wheel drive vehicle |
Nov. 27, 2001 |
| 6182780 |
Multiple wheel drive assembly |
Feb. 6, 2001 |
| 6176084 |
Hydraulic system for propelling a vehicle |
Jan. 23, 2001 |
| 6164402 |
Control of pump for hydraulic front wheel drive |
Dec. 26, 2000 |
| 6125953 |
Coupling device between left and right wheels of vehicle |
Oct. 3, 2000 |
| 6123398 |
Running stablizing apparatus to be mounted on vehicle |
Sep. 26, 2000 |
| 6105704 |
Coupling device between left and right wheels of vehicle |
Aug. 22, 2000 |
| 6098738 |
Hydraulic drive system for a vehicle |
Aug. 8, 2000 |
| 6059064 |
Hybrid vehicle |
May. 9, 2000 |
| 6024182 |
Coupling device between left and right wheels of vehicle |
Feb. 15, 2000 |
| 5988307 |
Power transmission apparatus, four-wheel drive vehicle with power transmission apparatus incorporated therein, method of transmitting power, and method of four-wheel driving |
Nov. 23, 1999 |
| 5960897 |
Auxiliary vehicle driving system |
Oct. 5, 1999 |
| 5941334 |
Yaw moment control apparatus for vehicle |
Aug. 24, 1999 |
| 5810106 |
Vehicle drive system |
Sep. 22, 1998 |
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