Spherical seat flexible O-ring coupling

Details Spherical seat flexible O-ring coupling Spherical seat flexible O-ring coupling

1982-05-14

1985-06-11

Arola, Dave W.

Pipe joints or couplings

With indicator, alarm or inspection means

285233, 285261, F16L 3500

Patent

active

045224331

ABSTRACT:
Flexible fluid couplings incorporating spherical seats which permit the interconnected pipe section to move axially and/or articulate relative to each other. O-ring seals in the coupling are protected against pressure induced extrusion. The center of articulation is located in a plane which passes close to the O-ring seals.

REFERENCES:
patent: 3177017 (1965-04-01), Guildner et al.
patent: 3378281 (1968-04-01), Smith
patent: 3540758 (1970-11-01), Torres
patent: 3596934 (1971-08-01), DeCenzo
patent: 3695644 (1972-10-01), Goldberg
patent: 3787079 (1974-01-01), Yorke et al.
patent: 4249786 (1981-02-01), Mahoff
patent: 4252347 (1981-02-01), Weinhold

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