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. 21, 2017
Filed:
Mar. 21, 2014
Optex Co., Ltd., Shiga, JP;
Hiroshi Makino, Otsu, JP;
Koji Hayashide, Otsu, JP;
Mataichi Kurata, Otsu, JP;
Hiroyuki Ikeda, Otsu, JP;
OPTEX CO., LTD., Shiga, JP;
Abstract
A reception unitof a detection unitincludes a transmitterthat transmits a reception (detection) level of an infrared beam to a transmission unit, and a demand signal output unitthat transmits to the transmission unita demand signal M, demanding to control the intensity of the infrared beam to be transmitted so that the reception level matches a predetermined value. The transmission unitincludes an infrared ray (detection beam) intensity control unitthat controls, upon receipt of the demand signal M, the intensity of the infrared beam to be transmitted so that the reception level matches the predetermined value. A power source unitis a solar battery unit including a solar panel and a charging medium that stores power from the solar panel.