发明公开
- 专利标题： ILLUMINATED SWITCH
- 专利标题（中）： BELEUCHTETER SCHALTER
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申请号： EP06730144.0申请日： 2006-03-27
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公开(公告)号： EP1868220A1公开(公告)日： 2007-12-19
- 发明人: MADA, Kazuyuki , YANAKA, Makoto , SAITO, Atsushi
- 申请人： SEIKO PRECISION INC.
- 申请人地址： 1-1, Akanehama 1-chome Narashino-shi, Chiba 275-8558 JP
- 专利权人： SEIKO PRECISION INC.
- 当前专利权人： SEIKO PRECISION INC.
- 当前专利权人地址： 1-1, Akanehama 1-chome Narashino-shi, Chiba 275-8558 JP
- 代理机构： Epping - Hermann - Fischer
- 优先权： JP2005098615 20050330
- 国际公布： WO2006106636 20061012
- 主分类号： H01H13/02
- IPC分类号： H01H13/02 ; H01H13/702 ; H05B33/00
摘要：
An illumination switch is provided which can satisfactorily shield electromagnetic wave noise caused to emanate from an EL sheet and with which an excellent click feeling can be obtained. The illumination switch (10) is provided with a substrate (11), a switch pattern (12) formed on the substrate (11) and an EL sheet (14) which is formed so as to face the switch pattern (12) and to cover the movable contact (13) set up to be detachable on the switch pattern (12), the substrate (11) and the movable contact (13). The EL sheet (14) is provided with a shield layer (27) which shields the noise wherein the shield layer (27) is provided with an opening (27a) formed in the region facing the movable contact (13).
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