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. 18, 2014
Filed:
Jul. 11, 2011
Applicants:
Wei-ju Chen, Hsin-Chu, TW;
Chi-chen Chen, Hsin-Chu, TW;
Inventors:
Wei-Ju Chen, Hsin-Chu, TW;
Chi-Chen Chen, Hsin-Chu, TW;
Assignee:
Coretronic Corporation, Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47B 91/00 (2006.01); A47B 95/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A projection device including a turntable module and a projection module is provided. The turntable module includes a first turntable and a second turntable. The first turntable is disposed on a surface. The second turntable is disposed on the first turntable and connected to the first turntable, and rotates relative to the first turntable by revolving along a rotation axis. The projection module is disposed on the turntable module and fixed to the second turntable.