发明申请
- 专利标题： DYNAMIC APERTURE DEVICE AND PROJECTOR WITH THE SAME
- 专利标题（中）： 动态光纤设备和投影机
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申请号： US12057925申请日： 2008-03-28
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公开(公告)号： US20090109514A1公开(公告)日： 2009-04-30
- 发明人: Li-Chun LIAO , Chun-Wei Liang , Ching-Hsiang Yu
- 申请人： Li-Chun LIAO , Chun-Wei Liang , Ching-Hsiang Yu
- 专利权人： DELTA ELECTRONICS, INC.
- 当前专利权人： DELTA ELECTRONICS, INC.
- 优先权： TW096140386 20071026
- 主分类号： G02B26/02
- IPC分类号： G02B26/02
摘要：
A dynamic aperture device includes a motor, a light shielding element and a balancer. The motor has a shaft. The light shielding element has a light shielding portion and a hub connected to the light shielding portion. The hub is coupled to the shaft. The balancer is disposed on the light shielding element, the hub or the shaft.
公开/授权文献
- US07889410B2 Dynamic aperture device and projector with the same 公开/授权日：2011-02-15
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