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.

Date of Patent:
Jul. 13, 2021

Filed:

Sep. 25, 2018
Applicant:

Nippon Seiki Co., Ltd., Niigata, JP;

Inventors:

Yuichi Fukushima, Niigata, JP;

Yasuhiro Yamakawa, Niigata, JP;

Kiyoshi Tsuchida, Niigata, JP;

Assignee:

NIPPON SEIKI CO., LTD., Niigata, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); B60K 35/00 (2006.01); H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0149 (2013.01); B60K 35/00 (2013.01); G02B 27/0101 (2013.01); H04N 9/3144 (2013.01); B60K 2370/1529 (2019.05);
Abstract

Provided is a head-up display in which the characteristics for dissipating heat generated by a light source are excellent. This head-up display emits display light of a display image projected by a display device to a transmission/reflection part of the vehicle to allow a viewer to see a virtual image of the display image. The display device comprises: a substrate that has a quadrilateral heat dissipation plate having corners; and a quadrilateral light source that is provided on the heat dissipation plate, and that has corners. The heat dissipation plate is disposed such that the corners of the heat dissipation plateare rotated relative to the corners of the light source.


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