The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 15, 2011
Filed:
Mar. 28, 2008
Applicants:
Li-chun Liao, Taoyuan Hsien, TW;
Chun-wei Liang, Taoyuan Hsien, TW;
Ching-hsiang Yu, Taoyuan Hsien, TW;
Inventors:
Li-Chun Liao, Taoyuan Hsien, TW;
Chun-Wei Liang, Taoyuan Hsien, TW;
Ching-Hsiang Yu, Taoyuan Hsien, TW;
Assignee:
Delta Electronics, Inc., Taoyuan Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/02 (2006.01);
U.S. Cl.
CPC ...
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.