发明授权
US4558612A Vehicular automatic speed change gear assembly 失效
车载自动变速装置

Vehicular automatic speed change gear assembly
摘要:
A fully automatic transmission for use in automobiles requires the use of only a single manually operable switch in the vehicle compartment for selecting the travelling direction. All other functions of the transmission, namely the selection of the speed range, including neutral and the application of a parking mechanism are performed by a hydraulc control system in combination with an electronic control system operating according to a predetermined process.
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