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:
May. 19, 2020
Filed:
Jan. 23, 2019
Toshiba Lighting & Technology Corporation, Yokosuka-shi, Kanagawa-ken, JP;
Daisuke Kosugi, Yokosuka, JP;
Toshiba Lighting & Technology Corporation, Yokosuka-shi, Kanagawa-ken, JP;
Abstract
A vehicle luminaire includes: a flange; a mount portion provided with a housing portion opened to an end opposite to the flange side; a board provided inside the housing portion; at least one light-emitting element provided on the board; at least one resistance provided on the board and electrically connected to the light-emitting element; at least one control element provided on the board and electrically connected to the light-emitting element, the control element having an electric resistance increasing as a temperature rises; and a temperature control unit configured to control heat generated from at least one of the light-emitting element and the resistance and transferred to the control element via the board or via the board and the mount portion.