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. 20, 2007
Filed:
Sep. 25, 2003
Applicant:
Takahiko Nakano, Kashihara, JP;
Inventor:
Takahiko Nakano, Kashihara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/14 (2006.01); G02B 27/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
Optical displacement sensor may possess light-emitting element(s) for projecting light onto distance measurement target(s), and light-receiving element(s) capable of receiving light reflected from distance measurement target(s) and disposed such that light-receiving surface(s) thereof is or are substantially perpendicular to optical axis or axes Rof projected light. Furthermore, such optical displacement sensor(s) may be equipped with slit(s) capable of narrowing light beam(s) projected toward distance measurement target(s), and slit(s) capable of narrowing light reflected from distance measurement target(s).