Sealing apparatus for a gear ball joint

Details Sealing apparatus for a gear ball joint Sealing apparatus for a gear ball joint

1985-05-09

1987-01-27

Croyle, Carlton R.

Rotary expansible chamber devices

Unlike helical surfaces on relatively wobbling rotating...

277212FB, 464159, 464173, F04C 1822, F16J 1532, F16D 316

Patent

active

046392009

ABSTRACT:
A seal for a gear ball joint in a progressing cavity pump. The seal includes a flexible seal member having a depending flange portion including five sealing surfaces for sealing against mating parts of the joint assembly. The seal also includes an annular stiffening wire molded within the flange portion to provide dimensional stability during seal molding, structural support during assembly and increased working life.

REFERENCES:
patent: 3164389 (1965-01-01), Thomas
patent: 3582091 (1971-06-01), Smith
patent: 4003667 (1977-01-01), Gaines
patent: 4305596 (1981-12-01), Unterstrasser
patent: 4456269 (1984-06-01), Krude

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