发明名称 Method of making a composite button of an electrical device
摘要 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.
申请公布号 US5779230(A) 申请公布日期 1998.07.14
申请号 US19960659187 申请日期 1996.06.06
申请人 NEC CORPORATION 发明人 NAKAO, JUNICHI
分类号 B29C45/14;B29C45/16;B29K101/12;B29K683/00;B29L19/00;H01H3/12;H01H11/00;(IPC1-7):B29C45/16 主分类号 B29C45/14
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