Vacuum brake power booster for automotive vehicles and method fo

Details Vacuum brake power booster for automotive vehicles and method fo Vacuum brake power booster for automotive vehicles and method fo

1988-03-08

1990-01-09

Garrett, Robert E.

Motors: expansible chamber type

Working member position feedback to motive fluid control

Follower type

91376R, 92165R, F15B 910

Patent

active

048920274

ABSTRACT:
A vacuum brake power booster and method of manufacture is disclosed. The booster includes a guide sleeve in a bore in the control valve casing. A radial flange of the guide sleeve guides the push rod and is supported axially within the axial bore of the control valve casing. The guide sleeve is axially embraced by a retaining member in positive engagement therewith with the retaining member being positively connected to the control valve casing.

REFERENCES:
patent: 4072014 (1978-02-01), Gardner
patent: 4632014 (1986-12-01), Endo
patent: 4641568 (1987-02-01), Boehm et al.
patent: 4643075 (1987-02-01), Wagner

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