Vacuum booster assembly

Details Vacuum booster assembly Vacuum booster assembly

1995-06-07

1997-04-15

Ryznic, John E.

Expansible chamber devices

Collapsible chamber wall portion

Wall portion formed of flexible material

92128, F01B 1900, F16J 300

Patent

active

056199007

ABSTRACT:
A vacuum booster assembly having first and second walls defining a vacuum chamber and a diaphragm disposed within said vacuum chamber. The diaphragm includes a beaded peripheral portion which is sealingly engaged between the walls and the beaded portion is adhesively secured to at least one of the walls to prevent movement during assembly.

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