| 摘要 |
An automatic transmission for a four-wheel drive vehicle in which an oil pump is provided in a rear end portion of the automatic transmission for supplying pressure oil to the transmission. The output of the automatic transmission is transmitted to front wheels through a drive pinion engaged with an output gear of the transmission. A partition is secured to the rear end of the automatic transmission adjacent to the oil pump and an extension case is secured to the partition. A transfer drive shaft is connected to the driving pinion, and a fluid operated clutch is provided for operatively connecting the transfer drive shaft to rear wheels. The fluid operated clutch is operated by pressure oil supplied by the oil pump and the pressure oil is controlled by a pressure oil control device. The pressure oil control device is mounted on the partition and passages for supplying the pressure oil are formed in the partition and in a part of the transfer device. |
