Hydraulic multiposition valve, in particular a valve for selecti

Details Hydraulic multiposition valve, in particular a valve for selecti Hydraulic multiposition valve, in particular a valve for selecti

1999-07-29

2000-11-21

Nguyen, Hoang

Motors: expansible chamber type

Plural relatively movable or rigidly interconnected working...

Separate valve means actuatable by a common nonmanual...

91524, 91530, 91536, 13759617, 1375962, F15B 1100

Patent

active

061487120

ABSTRACT:
The invention relates to a hydraulic multiposition valve, in particular a valve for selecting the steering modes of vehicles with multi-axle steering, having one or more position-seat valves (31, 33, 35, 37, 39, 41, 43), which have at least two switching positions and which communicate via lines for the hydraulic medium with one another and with a number of controlled connections (A, B, C, D; L, R) in such a manner that the desired switching positions of the multiposition valve (13) can be selected by the actuation of the seat valves (31-43); and having an actuating arrangement (29) for actuating the seat valves (31-43); the actuating arrangement (29) can be locked in detent fashion in the switching positions of the multiposition valve (13).

REFERENCES:
patent: 1663513 (1928-03-01), Howse
patent: 2970571 (1961-02-01), Pecchenino
patent: 3485315 (1969-12-01), Bergren
patent: 3820438 (1974-06-01), Kobelt
patent: 3900090 (1975-08-01), Kobelt
patent: 4003447 (1977-01-01), Weyer
patent: 4747424 (1988-05-01), Chapman
patent: 5497692 (1996-03-01), Marcott

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