发明授权
- 专利标题： Key sheets and method of producing the same
- 专利标题（中）： 钥匙片及其制造方法
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申请号： US10817853申请日： 2004-04-06
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公开(公告)号： US07262379B2公开(公告)日： 2007-08-28
- 发明人: Takeshi Nishimura , Kengo Nishi , Masaya Katori
- 申请人： Takeshi Nishimura , Kengo Nishi , Masaya Katori
- 申请人地址： JP
- 专利权人： Polymatech Co., Ltd.
- 当前专利权人： Polymatech Co., Ltd.
- 当前专利权人地址： JP
- 代理机构： Rader, Fishman & Grauer PLLC
- 优先权： JP2003-141190 20030411; JP2003-114833 20030418; JP2003-291736 20030811; JP2003-375581 20031105
- 主分类号： H01H9/00
- IPC分类号： H01H9/00
摘要：
A key sheet includes a base sheet and a plurality of key tops arranged on the base sheet and exposed from an operation opening formed in a case of a device. The operation opening has no partition bridge. The base sheet includes a plurality of bases for fixing the key tops and a reinforcing member for supporting the bases while allowing displacement upon pushing.
公开/授权文献
- US20040200712A1 Key sheets and method of producing the same 公开/授权日：2004-10-14
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