Invention Grant
- Patent Title: Dynamic aperture device and projector with the same
- Patent Title (中): 动态光圈设备和投影机相同
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Application No.: US12057925Application Date: 2008-03-28
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Publication No.: US07889410B2Publication Date: 2011-02-15
- Inventor: Li-Chun Liao , Chun-Wei Liang , Ching-Hsiang Yu
- Applicant: Li-Chun Liao , Chun-Wei Liang , Ching-Hsiang Yu
- Applicant Address: TW Taoyuan Hsien
- Assignee: Delta Electronics, Inc.
- Current Assignee: Delta Electronics, Inc.
- Current Assignee Address: TW Taoyuan Hsien
- Agency: Muncy, Geissler, Olds & Lowe, PLLC
- Priority: TW96140386A 20071026
- Main IPC: G02B26/02
- IPC: G02B26/02
Abstract:
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.
Public/Granted literature
- US20090109514A1 DYNAMIC APERTURE DEVICE AND PROJECTOR WITH THE SAME Public/Granted day:2009-04-30
Information query
