Completely fluidtight and frictionless shaft seal packing

Details Completely fluidtight and frictionless shaft seal packing Completely fluidtight and frictionless shaft seal packing

1977-11-25

1979-05-22

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277124, 277125, F16J 1544, F16J 1506

Patent

active

041555589

ABSTRACT:
A packing apparatus comprising: a plurality of thin, annular packing members each embracing the arched portions in the cross section being so arranged in an axial layer, with their peripheral parts held in contact with a shaft, so as to form gaps with adjacent members at the portions in contact with the shaft, and concave and convex cover members being inserted at both ends of the packing assembly thus arranged.

REFERENCES:
patent: 2264147 (1941-11-01), Dunlevy
patent: 2903281 (1959-09-01), Avery
patent: 3467394 (1969-09-01), Bryant
patent: 3945649 (1976-03-01), Nakamura

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