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. 25, 2007
Filed:
Feb. 16, 2006
Kazutoshi Sugiyama, Osaka, JP;
Takeshi Oue, Osaka, JP;
Kazutoshi Sugiyama, Osaka, JP;
Takeshi Oue, Osaka, JP;
Keyence Corporation, Osaka, JP;
Abstract
In a position sensitive photoelectric sensor that calculates a distance to a target based on a triangular range finding using a light and outputs a result compared with a reference distance, first the reference distance Dref is set roughly by using a light receiving portion adjusting mechanism that changes an angle of a light receiving portion including a reception lens and a light receiving device. Then, the change adjustment of the reference distance is performed by teaching. In addition, the user performs a fine adjustment of the reference distance by a manual adjustment using an increase/decrease key if necessary.