- 专利标题： Holding structure for holding reflecting mirror, projection optical system unit, optical engine, and image projecting apparatus
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申请号： US15220809申请日： 2016-07-27
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公开(公告)号： US09964733B2公开(公告)日： 2018-05-08
- 发明人: Tetsuya Fujioka , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Takahiro Hiramatsu , Yukimi Nishi , Jun Mashimo , Yoshito Saito
- 申请人： Tetsuya Fujioka , Akihisa Mikawa , Hideo Kanai , Yasunari Mikutsu , Satoshi Tsuchiya , Takahiro Hiramatsu , Yukimi Nishi , Jun Mashimo , Yoshito Saito
- 申请人地址： JP Tokyo
- 专利权人： Ricoh Company, Ltd.
- 当前专利权人： Ricoh Company, Ltd.
- 当前专利权人地址： JP Tokyo
- 代理机构： IPUSA, PLLC
- 优先权： JP2015-150974 20150730
- 主分类号： G03B21/28
- IPC分类号： G03B21/28 ; G02B7/182 ; G02B5/10 ; G03B21/00 ; G03B21/14
摘要：
A holding structure holds a reflecting mirror. The holding structure includes a reflecting mirror bracket holding the reflecting mirror; a protrusion disposed on the reflecting mirror; a protrusion supporting part disposed on the reflecting mirror bracket and supporting the protrusion; and a spacer disposed between the protrusion supporting part and the reflecting mirror bracket.
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