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:
Nov. 12, 2019
Filed:
Oct. 12, 2016
Applicant:
Azbil Corporation, Chiyoda-ku, JP;
Inventors:
Tomohiro Takamiya, Chiyoda-ku, JP;
Minoru Tanaka, Chiyoda-ku, JP;
Assignee:
AZBIL CORPORATION, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/00 (2006.01); G01S 7/481 (2006.01); G01S 17/02 (2006.01); G01S 17/48 (2006.01); G01S 17/08 (2006.01); G02B 3/02 (2006.01); G02B 3/06 (2006.01); G02B 19/00 (2006.01);
U.S. Cl.
CPC ...
G01S 7/4814 (2013.01); G01S 17/026 (2013.01); G01S 17/08 (2013.01); G01S 17/48 (2013.01); G02B 3/02 (2013.01); G02B 3/06 (2013.01); G02B 19/0085 (2013.01);
Abstract
A photoelectric sensor includes a lens mounted to a light projecting element at a position that opposes a light projecting lens and configured such that the curvature in the direction perpendicular to a straight line passing through the center of the light projecting lens and the center of the light receiving lens is greater than the curvature in the direction parallel to the straight line passing through the center of the light projecting lens and the center of the light receiving lens.