发明名称 BUTTON ATTACHED KEYPAD MANUFACTURING METHOD
摘要 A method for manufacturing a keypad with an integrated push plate is provided to reduce the production cost of a metal dome up to 60% in comparison with an existing production method and reduce machines composing processes by simplifying the processes. A method for manufacturing a keypad with an integrated push plate comprises the following steps of: attaching a metal thin film composed of stainless steel coated with nickel or silver and a phosphor bronze alloy, and a polymer plastic(1); embossing for forming a metal dome(3); coating a dry film on the embossed portion; etching a metal surface; and removing the dry film.
申请公布号 KR100813020(B1) 申请公布日期 2008.03.13
申请号 KR20070062258 申请日期 2007.06.25
申请人 R.O.FOIL CO., LTD.;YEO, IN KEE 发明人 YEO, IN KEE;LEE, CHAN YOUB
分类号 H04M1/23;H01H13/704 主分类号 H04M1/23
代理机构 代理人
主权项
地址