Conduit coupling

Details Conduit coupling Conduit coupling

1984-08-06

1986-09-09

Callaghan, Thomas F.

Pipe joints or couplings

Essential catch

Resilient ring

285343, 285348, 285369, 285383, F16L 2104

Patent

active

046104704

ABSTRACT:
A fitting for rigid conduit including an annular body receiving the conduit and including a seal assembly utilizing an elastomeric seal axially compressed and radially expanded to engage the conduit by a compression ring. A ring retainer maintains the seal assembly in a preliminary position during shipping and assembly of the coupling with the conduit, and the ring retainer includes a second position retaining the seal in a sealed expanded condition. The fitting also includes a conduit positioning abutment capable of accommodating conduit displacement during sealing.

REFERENCES:
patent: 2040155 (1936-05-01), Shoemaker
patent: 2105747 (1938-01-01), Martin et al.
patent: 3074747 (1963-01-01), Boughton
patent: 3179445 (1965-04-01), Moretti
patent: 3669472 (1972-06-01), Nadsady
patent: 3711125 (1973-01-01), Dehar
patent: 3826523 (1974-07-01), Eschbaugh
patent: 3997199 (1976-12-01), Arnold
patent: 4135745 (1979-01-01), Dehar
patent: 4346918 (1982-08-01), Lycan

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