|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||180/133 ; 60/405 ; 417/315 ; 417/426|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 3 인용 특허 : 0|
An emergency hydraulic system for a hydraulically powered device such as the power steering mechanism used on large earth-moving vehicles and the like is disclosed. The emergency system includes an auxiliary pump connected to the wheels or some other part of the vehicle so that the pump is operated despite engine failure whenever the vehicle is in motion. An inlet valve for the pump is held in the closed position whenever the vehicle prime mover is in operation so that the pump is deprived of operating fluid when an emergency condition does not exist. If...
An emergency control system for use in a reversibly operable vehicle having a hydraulically operated steering system, including reservoir means for a supply of operating fluid for said steering system and a first pump adapted to be operated by the vehicle prime mover for supplying the steering system with operating fluid when the prime mover is in operation, said emergency control system comprising; a second pump adapted to be reversibly operated according to the direction of operation of the vehicle, first and second chambers at opposite sides of said s...