Plain end pipe joint

Details Plain end pipe joint Plain end pipe joint

1976-03-15

1977-05-31

Callaghan, Thomas F.

Pipe joints or couplings

Flexible joint, rigid members

Resilient sleeve type

285 61, 285373, F16L 2106

Patent

active

040265862

ABSTRACT:
A coupling for joining the plain ends of pipe; specifically, plain ended, cast iron soil pipe or plastic drain, waste and vent piping. The coupling is particularly adapted to ease of construction and yet furnishes the ability to join and seal pipe and fittings of a given nominal diameter over the full range of their tolerances with excellent rigidity.

REFERENCES:
patent: 848139 (1907-03-01), Stuppar
patent: 2227551 (1941-01-01), Morris
patent: 3104898 (1963-09-01), MacDonald et al.
patent: 3211475 (1965-10-01), Freed et al.
patent: 3239254 (1966-03-01), Campbell
patent: 3565468 (1971-02-01), Garrett
patent: 3627353 (1971-12-01), Blumenfeld
patent: 3700008 (1972-10-01), Hackman
patent: 3801141 (1974-04-01), Hollingsworth
patent: 3944265 (1976-03-01), Hiemstra et al.

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