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:
Mar. 16, 2004
Filed:
Feb. 21, 2003
Applicant:
Inventors:
An-Hwa Yu, Shinjuang, TW;
Ke-Shu Chin, Junghe, TW;
Chih-Neng Chang, Taipei, TW;
Yin-Tai Keng, Taipei, TW;
Chih-Huang Wang, Shulin, TW;
Kuang-Hua Chang, Junghe, TW;
Assignee:
Prodisc Technology Inc., , TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/114 ;
U.S. Cl.
CPC ...
G03B 2/114 ;
Abstract
A color wheel including a motor, a color filter and a washer. The color filter is set on the motor. The washer is set both on the motor and the color filter and the color filter is set between the washer and the motor. A recess is formed between a circumferential edge of an outer surface of the washer and the color filter. In addition, the invention also provides a washer of a color wheel.