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:
Mar. 31, 2015
Filed:
Dec. 14, 2011
Robert Blair, Torrance, CA (US);
James Sargent, Torrance, CA (US);
Toshiyasu Matsuyama, Torrance, CA (US);
Robert Blair, Torrance, CA (US);
James Sargent, Torrance, CA (US);
Toshiyasu Matsuyama, Torrance, CA (US);
Optex Inc., Rancho Dominguez, CA (US);
Abstract
The wireless non-contact switch detects movement of human body in the beam-shaped detection are which extends from the upper area on the wall toward the floor surface, and controls opening and closing of the automatic door. Regardless of the height of the location of the movement, as long as it is in the detection area, the switch detects the movement of different height location in the detection area. Therefore, regardless of the difference of regulation between each states, it can be operated at any height of the movement.