Power transmitting system for a four-wheel drive vehicle
This patent describes a power transmitting system for a four-wheel drive motor vehicle having an engine and a transmission connected to the engine comprising: a front drive shaft for transmitting torque of the transmission to front wheels of the vehicle; a rear drive shaft for transmitting torque of the transmission to rear wheels of the vehicle; a planetary gear device connected to the transmission for transmitting power of the transmission; first and second torque distribution devices connected to the front drive shaft and rear drive shaft, respectively, each of the torque distribution devices including clutch means for transmitting an output of the planetary gear device to a corresponding of the drive shafts; control means continuously responsive to driving conditions of the vehicle for rendering the clutch means operative for automatically distributing via the first and second torque distribution devices different and changing ratios of torque to the front and rear drive shaft according to the driving conditions of the vehicle.
- Assignee:
- Fuji Jukogyo Kabushiki Kaisha, Tokyo
- Patent Number(s):
- US 4787269
- OSTI ID:
- 6422997
- Country of Publication:
- United States
- Language:
- English
Similar Records
Overdrive system for a four-wheel drive vehicle
Power transfer device for four-wheel drive vehicle