Radial shaft sealing ring

Details Radial shaft sealing ring Radial shaft sealing ring

1978-03-09

1980-03-25

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277165, 277DIG6, 277134, F16J 1532

Patent

active

041947487

ABSTRACT:
In a sealed radial shaft assembly comprising a radial shaft and an annular sealing ring, the inside of said ring encircling said shaft, said sealing ring having fiber ends projecting therefrom and contacting said shaft so as to enhance said seal, the improvement which comprises an integrally molded casing about the outside of said ring. The casing may be molded of thermoplastic or thermosetting materials, e.g. polypropylene, polyurethane, or the like, and a stiffening reinforcement such as a metal ring may be embedded in the casing. If the ring portion is of fabric, the plastic fills the pores to form a unit therewith.

REFERENCES:
patent: 2560557 (1951-07-01), Curtis
patent: 2606779 (1952-08-01), Jagger
patent: 3561770 (1971-02-01), Corsi et al.
patent: 3938813 (1976-02-01), Forch
patent: 3980309 (1976-09-01), Dechavanne
patent: 4015818 (1977-04-01), Tawakol

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