Method for injection molding a seal carrier to a sealing member

Details Method for injection molding a seal carrier to a sealing member Method for injection molding a seal carrier to a sealing member

1995-11-17

1998-05-26

Ortiz, Angela Y.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Coating or impregnating workpiece before molding or shaping...

264265, 264274, 264483, B29C 4514, B29C 6902

Patent

active

057560250

ABSTRACT:
A seal for movable structural components, like piston rods or shafts, includes a carrier body made of thermoplastic material and a sealing member locked to said carrier body and made of polytetrafluoroethylene (PTFE) material. A form-lock connection is achieved by an undercut which is formed permanently in the sealing member and filled with plastic material of the carrier body.

REFERENCES:
patent: 3786126 (1974-01-01), Reimschussel et al.
patent: 4135297 (1979-01-01), Guttenberger et al.
patent: 4468367 (1984-08-01), Buene et al.
patent: 4567633 (1986-02-01), Corkery
patent: 4850097 (1989-07-01), Graf et al.
patent: 4915892 (1990-04-01), Peppiatt
patent: 5198053 (1993-03-01), Duncan
patent: 5470516 (1995-11-01), Fudaki

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