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:
Jan. 29, 2019
Filed:
Nov. 14, 2017
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Kosaku Arita, Niigata, JP;
Abstract
A light source unit includes a light source module, a heat sink including a light source arrangement portion on which the light source module is arranged and a plurality of heat dissipation fins that are plate-shaped and arranged in a first direction such that main surfaces thereof face each other, a drive circuit for controlling driving of the light source module, and a circuit cover configured to cover the drive circuit. The light source arrangement portion is provided on an anterior surface side of the heat sink, the plurality of heat dissipation fins are provided on a posterior surface side of the heat sink, and the circuit cover is attached to the heat sink such that at least two ventilation holes are present in a spatial region framed by a part of the heat sink that is on the posterior surface side and the circuit cover.