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:
Apr. 30, 2019
Filed:
Feb. 26, 2016
Applicant:
Fujikura Ltd., Tokyo, JP;
Inventors:
Shinichi Sakamoto, Sakura, JP;
Yohei Kasai, Sakura, JP;
Assignee:
FUJIKURA LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/022 (2006.01); H01L 23/36 (2006.01); H01S 5/024 (2006.01); H01S 5/02 (2006.01);
U.S. Cl.
CPC ...
H01S 5/02256 (2013.01); H01L 23/36 (2013.01); H01S 5/022 (2013.01); H01S 5/024 (2013.01); H01S 5/0207 (2013.01); H01S 5/02236 (2013.01); H01S 5/02268 (2013.01); H01S 5/02272 (2013.01); H01S 5/02469 (2013.01);
Abstract
In a laser devicein which a laser moduleis mounted on a heat sink, a base plateof the laser moduleis fixed onto a mounting surfaceof the heat sinkin such a manner that a peripheral partis fixed to the heat sinkwith screws. The elastic force of the base platecauses stress in the direction toward the mounting surfaceon the central partof the base platesurrounded by the peripheral part