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:
Dec. 31, 2024
Filed:
Dec. 20, 2023
Hamamatsu Photonics K.k., Hamamatsu, JP;
Ryota Sawaguchi, Hamamatsu, JP;
Kyoichi Murayama, Hamamatsu, JP;
HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;
Abstract
In a light irradiation device, a cooling section includes first and second plate-shaped portions, a plurality of first wall portions, a plurality of second wall portions, and a frame portion. The first plate-shaped portion is thermally connected to a plurality of light-emitting elements. Each of the first wall portions and each of the second wall portions are alternately disposed. Each of the first and second wall portions, and the frame portion are thermally connected to each of the first and second plate-shaped portions. The plurality of first passage portions in each of the first wall portions are arranged in a second direction, and are biased to the second plate-shaped portion side in a first direction. The plurality of second passage portions in each of the second wall portions are arranged in the second direction, and are biased to the first plate-shaped portion side in the first direction.