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. 12, 2017
Filed:
Dec. 11, 2013
Alpha Corporation, Yokohama-shi, Kanagawa, JP;
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Takashi Ono, Yokohama, JP;
Wataru Hirai, Atsugi, JP;
ALPHA CORPORATION, Kanagawa, JP;
NISSAN MOTOR CO., LTD., Kanagawa, JP;
Abstract
An object of the present invention is to provide a photosensor unit with a structure which is simple and also does not cause decrease in detection accuracy. Provided is a photosensor unit including a light emitting elementand a light receiving elementhoused in a unit caseand configured such that reflected light of detection light emitted from the light emitting elementto the outside of the unit caseis received with the light receiving elementthe reflected light being reflected from the outside of the unit caseA plurality of the light emitting elementsare disposed around the light receiving elementand a passage space for the reflected light inside the unit caseis separated from a passage space for the detection light inside the unit caseby an appropriate partition