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:
Nov. 26, 2024
Filed:
Jun. 20, 2022
Applicant:
Appotronics Corporation Limited, Guangdong, CN;
Inventors:
Assignee:
APPOTRONICS CORPORATION LIMITED, Guangdong, CN;
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/04 (2006.01); G02B 27/10 (2006.01); H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
G02B 5/04 (2013.01); G02B 27/1046 (2013.01); H04N 9/3105 (2013.01);
Abstract
A prism apparatus and a projection device are provided. The prism apparatus includes a prism body, a first combining assembly, and a second combining assembly. The prism body includes prisms connected in sequence in a light guiding direction, and a gap is formed at a position where at least two adjacent ones of the prisms are connected to each other. The first combining assembly is arranged parallel to the light guiding direction, located at seams of the prisms, and connected to the prisms. The second combining assembly is arranged parallel to the light guiding direction, and covers and is connected to the first combining assembly.