Method of making a composite button of an electrical device

Details Method of making a composite button of an electrical device Method of making a composite button of an electrical device

1996-06-06

1998-07-14

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Anti-stick or adhesion preventing coating

264135, 264242, 264250, 264264, B29C 4516

Patent

active

057792305

ABSTRACT:
A composite button of an electrical device has a frame body (1) with a through bore that terminates at openings, and a button portion (2) with a pressing portion (3) extended through the through bore and a flange portion (4) fused to the frame body (1). A silicone resin layer (5, 24) is interposed between the frame body and the flange portion, and surrounds one of the openings. A method of manufacturing a composite button of an electrical device by molding a frame body, forming a silicone resin layer on a surface of the frame body, and simultaneously molding a button portion to a predetermined shape while fusion boding areas of the button portion contacting the frame body.

REFERENCES:
patent: 5484566 (1996-01-01), Gabbard
patent: 5542171 (1996-08-01), Juskey et al.

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