|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||180/133 ; 60/405|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 3 인용 특허 : 0|
Hydraulically operated steering systems normally supplied with fluid from an engine driven pump rely on an auxiliary pump upon failure of the primary pump. A ground driven pump incorporating a pressure sensing device automatically provides fluid to the power steering system in the event of an engine or primary pump failure.
An emergency steering system for use with a hydraulic steering system of a vehicle including a primary driven pump, a reservoir source of fluid, a selective valving means including a steering valve and means to position said steering valve, a hydraulic steering cylinder and first conduit for delivering fluid from said reservoir source of fluid through said driven pump and said selective valving means to said hydraulic steering cylinder, said first conduit means hosting a one-way check valve allowing fluid to flow from said pump to said selective valving ...