Pipe connector having an integral sealing member and method of m

Details Pipe connector having an integral sealing member and method of m Pipe connector having an integral sealing member and method of m

1986-06-20

1989-05-30

Reese, Randolph A.

Pipe joints or couplings

Packed

Frictional retention upon insertion

285230, 285369, 264274, 156245, 425DIG47, F16L 912

Patent

active

048344281

ABSTRACT:
A pipe connector comprising a moulded thermoplastics sleeve and a captive annular sealing ring.
So that a root portion of the sealing ring is firmly bonded to the thermoplastics material of the sleeve, the materials are mutually compatible and the injection of the thermoplastics material during moulding has cleansed and/or scoured the root portion of the sealing ring.

REFERENCES:
patent: 3106040 (1963-10-01), Ostrander
patent: 3189947 (1965-06-01), Pettkoske
patent: 3493237 (1970-02-01), Kleindienst
patent: 3879067 (1975-04-01), Keyser
patent: 4173362 (1979-11-01), Glover et al.
patent: 4372905 (1983-02-01), Bohman
patent: 4436276 (1984-03-01), Donahue
patent: 4468367 (1984-08-01), Beune et al.
patent: 4508355 (1985-04-01), Ditcher
patent: 4566704 (1986-01-01), Van Dorgeren
patent: 4598915 (1986-07-01), Gilbert

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