Pneumatic seal

Details Pneumatic seal Pneumatic seal

1974-08-01

1976-02-24

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

F16J 1546

Patent

active

039401529

ABSTRACT:
Pneumatic seal consisting of a flattened casing forming a base onto which are folded back symmetrically double thickness of two lateral walls. Such a seal has, in the "rest" position, a cross-section having a very slight height and, in the "inflated" position, a cross-section in height greater than that of known seals. Such a seal is intended to provide sealing between mobile elements belonging to sealed enclosures, for example at the level of the doors of those enclosures.

REFERENCES:
patent: 2720011 (1955-10-01), Krupp
patent: 3262707 (1966-07-01), Williams

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