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:
Jan. 21, 2020
Filed:
Jan. 28, 2016
Applicant:
Appotronics China Corporation, Shenzhen, CN;
Inventors:
Fei Hu, Shenzhen, CN;
Jiayi Yang, Shenzhen, CN;
Assignee:
APPOTRONICS CORPORATION LIMITED, Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/08 (2018.01); F21V 9/30 (2018.01); F21V 9/40 (2018.01); F21V 29/502 (2015.01); F21V 29/60 (2015.01); F21V 29/70 (2015.01); F21V 14/08 (2006.01); G03B 21/16 (2006.01); G03B 21/20 (2006.01); G03B 33/08 (2006.01);
U.S. Cl.
CPC ...
F21V 9/40 (2018.02); F21V 9/08 (2013.01); F21V 14/08 (2013.01); F21V 29/502 (2015.01); F21V 29/60 (2015.01); F21V 29/70 (2015.01); G03B 21/16 (2013.01); G03B 21/204 (2013.01); G03B 33/08 (2013.01);
Abstract
A color wheel includes a phosphor wheel, a color correction wheel, a rotation shaft, and a metal piece fixed on the rotation shaft, and the phosphor wheel and the color correction wheel are fixed together with the metal piece, such that they both contact the metal piece and heat generated by the phosphor wheel can be quickly transmitted to the metal piece and the color correction wheel and emitted into the air to cool the phosphor wheel.