发明授权
- 专利标题： Shutter and optical apparatus having the same apparatus
- 专利标题（中）： 具有相同装置的快门和光学装置
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申请号： US12165696申请日： 2008-07-01
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公开(公告)号： US07658558B2公开(公告)日： 2010-02-09
- 发明人: Hisashi Kawamoto , Kazuya Shioda , Phichet Numnual
- 申请人： Hisashi Kawamoto , Kazuya Shioda , Phichet Numnual
- 申请人地址： JP Chiba
- 专利权人： Seiko Precision, Inc.
- 当前专利权人： Seiko Precision, Inc.
- 当前专利权人地址： JP Chiba
- 代理机构： Michaud-Kinney Group LLP
- 主分类号： G03B9/00
- IPC分类号： G03B9/00 ; G03B9/04 ; G03B9/10
摘要：
A shutter for an optical apparatus has multiple sectors and an operation member. Each of the multiple sectors has a cam opening for engagement and is pivotally provided to open and close a shutter opening, the operation member moves each of said multiple sectors in engagement with the cam opening, and the cam opening of at least one sector that is one of the multiple sectors is formed to change a moving direction of said at least one sector, when the operation member moves said at least one sector to a position to close the shutter opening.
公开/授权文献
- US20090003823A1 SHUTTER AND OPTICAL APPARATUS HAVING THE SAME APPARATUS 公开/授权日：2009-01-01