Annular seal arrangement and a valve fitted therewith

Details Annular seal arrangement and a valve fitted therewith Annular seal arrangement and a valve fitted therewith

1991-08-28

1992-12-22

Michalsky, Gerald A.

Fluid handling

Systems

Multi-way valve unit

13762568, 13762569, 251900, 277165, F15B 13042, F16J 1516

Patent

active

051727277

ABSTRACT:
An annular seal arrangement for use between part placed one inside the other and able to be moved in relation to each other. The seal arrangement is constituted by a sealing ring, which has a seal housing having a substantially U-like cross section and in the form of a ring. The inner ring is elastically resilient while the outer ring functions a sealing element. The invention furthermore provides a valve fitted with such a seal arrangement, a hollow piston able to be used with it and a method for the production thereof.

REFERENCES:
patent: 785137 (1905-03-01), Westbrook
patent: 2191873 (1940-02-01), Victor
patent: 2938704 (1960-05-01), Quail
patent: 3275334 (1966-09-01), Voitik
patent: 3663024 (1972-05-01), Traub
patent: 3951166 (1976-04-01), Whitener
patent: 4566703 (1986-01-01), Zitting

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