Patent ID: 9435422
Filing Date: 2016-09-06
CPC Classification: F16H,Y10T

Claim Text:
1. A hydraulic system in a transmission device, comprising: a lubrication circuit that is supplied with hydraulic fluid downstream of a cooling device, wherein at least part of the volume of flow of hydraulic fluid through the cooling device is discharged upstream of the lubrication circuit; a valve device arranged downstream of the cooling device and upstream of the lubrication circuit to receive the volume flow of hydraulic fluid discharged upstream of the lubrication circuit, the valve device transferable between a first operating state and a second operating state; in the first operating state of the valve device, a volume flow of hydraulic fluid supplied to the valve device from the cooling device is discharged to a hydraulic fluid reservoir; and in the second operating state of the valve device, a volume flow of hydraulic fluid supplied to the valve device from the cooling device is supplied at least partially to a shifting element in the transmission device.