Stop valve device

Details Stop valve device Stop valve device

1994-01-25

1995-09-12

Butler, Douglas C.

Brakes

Internal-resistance motion retarder

Controlled by an operator remote from retarder

18832213, B60G 1708, F16F 946, F16K 3102

Patent

active

054490553

ABSTRACT:
A stop valve device (36) mounted in the by-pass (32, 36) of a vibration damper between a high pressure part section (32) and a low pressure part section (32a) has a stop valve (38) which can be moved by an external control (46) into an opening preparation state in which the actual opening can be brought about in dependence upon the pressure prevailing in the high pressure part section when the pressure falls below a predetermined value

REFERENCES:
patent: 4650042 (1987-03-01), Knecht et al.
patent: 4838394 (1989-06-01), Lemme et al.
patent: 4850460 (1989-07-01), Knecht et al.
patent: 4880086 (1989-11-01), Knecht et al.
patent: 4887699 (1989-12-01), Ivers et al.
patent: 4936425 (1990-06-01), Boone et al.

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