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:
Feb. 12, 2019
Filed:
Mar. 22, 2018
Keyence Corporation, Osaka-shi, Osaka, JP;
Kazuhiro Makino, Osaka, JP;
Akinori Nagata, Osaka, JP;
KEYENCE CORPORATION, Osaka, JP;
Abstract
A photoelectric sensor includes a connecting section for light projection to which a light propagation member for light projection optically coupled to a light emitting element is connected, a connecting section for light reception to which a light propagation member for light reception optically coupled to a light receiving element is connected, a signal generating unit configured to compare a light reception signal generated by the light receiving element and a threshold and generate a detection signal indicating a result of the comparison, an light emitting element for indication optically coupled to at least one of the connecting section for light reception and the connecting section for light projection and configured to emit visible light, and a control unit configured to light the light emitting element for indication on the basis of an instruction from an outside.