Pneumatic booster with shifted valve seats

Details Pneumatic booster with shifted valve seats Pneumatic booster with shifted valve seats

2007-06-26

2007-06-26

Leslie, Michael (Department: 3745)

Motors: expansible chamber type

Working member position feedback to motive fluid control

Follower type

C091S37600A

Reexamination Certificate

active

11331936

ABSTRACT:
A pneumatic brake booster (10) for a motor vehicle comprising a casing (12) within a moving partition (14) is secured to a moving piston (12) having an inlet valve (52) and a re-equalizing valve (50) with offset seats borne by first (136) and second (142) tubular sleeves, The first sleeve (136) is slideably mounted in the moving piston (22) with a travel (d) which is determined by first bayonet-fitting (154) that is interposed between the first sleeve (136) and the moving piston (22) and that are locked against rotation by the second sleeve (142).

REFERENCES:
patent: 5579675 (1996-12-01), Gautier et al.

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