Rolling diaphragm seal between two relatively moving parts

Details Rolling diaphragm seal between two relatively moving parts Rolling diaphragm seal between two relatively moving parts

1973-07-11

1976-01-27

Schwadron, Martin P.

Machine element or mechanism

Flexible sealing diaphragm attached to moving rod and to casing

Longitudinally reciprocating rod

92 83, 92 98D, 92102, 403 51, 403288, F16J 1550

Patent

active

039344800

ABSTRACT:
A connection of a rolling diaphragm to the inner one of two coaxially arranged piston and cylinder elements, the diaphragm having a thickened end accommodated in a groove in the wall of an annular face of the piston. An elastic ring clamped about the piston locks the thickened end of the seal in the groove.

REFERENCES:
patent: 1038636 (1912-09-01), Oxnard
patent: 2293854 (1942-08-01), Savzedde
patent: 2832223 (1958-04-01), Couraud
patent: 3060754 (1962-10-01), Klingler
patent: 3183789 (1965-05-01), Stelzer
patent: 3244013 (1966-04-01), Deschner
patent: 3372624 (1968-03-01), Rietdijk
patent: 3568436 (1971-03-01), Heffner et al.
patent: 3748970 (1973-07-01), Van Der
patent: 3777777 (1973-12-01), Katchka

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