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.

Date of Patent:
Feb. 27, 2024

Filed:

Jul. 20, 2021
Applicant:

Coretronic Corporation, Hsin-Chu, TW;

Inventors:

Jui-Cheng Tseng, Hsin-Chu, TW;

Wen-Hao Chu, Hsin-Chu, TW;

Assignee:

Coretronic Corporation, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01); G03B 21/16 (2006.01); G03B 21/20 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
G03B 21/145 (2013.01); G03B 21/16 (2013.01); G03B 21/204 (2013.01); H05K 7/20145 (2013.01); H05K 7/20154 (2013.01);
Abstract

Provided is a projection device, including a casing, a light source module, an optical engine module, a projection lens, and a fan. The casing includes a right cover plate and a baffle opposite to each other, and a lower cover plate adjacent to the right cover plate. The baffle divides the casing into first and second areas. The right and lower cover plates respectively have first and second air outlets adjacent to each other and located in the second area. The light source module, the optical engine module, located on a light transmission path of the light source module, the projection lens, connected to the optical engine module, and the fan, adjacent to the baffle, are disposed in the first area of the casing. The projection device is placed in a first or second state, and hot airflow therein flows out from the first or second air outlet.


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