Packing with sealing chambers

Details Packing with sealing chambers Packing with sealing chambers

1996-09-05

1997-10-14

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277208, 439559, 439271, 439272, F16J 1510

Patent

active

056763735

ABSTRACT:
A sealing packing comprises an annular body, plural sealing projecting stripes formed in an upper surface of the annular body, and a plurality of ribs properly spaced between the sealing projecting stripes and extending from one edge of both inner and outer surrounding edges of the upper surface to the other edge to connect to each of the sealing projecting stripes. Plural small sealing chambers are formed in the upper surface by the sealing projecting stripes and the ribs.

REFERENCES:
patent: 4861282 (1989-08-01), Kobayashi et al.
patent: 5127661 (1992-07-01), Franson et al.
patent: 5377999 (1995-01-01), Gorman
patent: 5511464 (1996-04-01), Cezanne et al.

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