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:
Jul. 27, 2021
Filed:
Mar. 19, 2020
Keyence Corporation, Osaka, JP;
Akira Fuyuno, Osaka, JP;
Keyence Corporation, Osaka, JP;
Abstract
An imaging headincludes a laser projector, an LED projector, a light receiving lens, a light receiver, and a processor. The laser projectoremits measurement light to a workpiece W. The LED projectoremits uniform observation light to the workpiece W. The light receiving lensconverges reflected light of the measurement light and reflected light of the observation light that are reflected back from the workpiece W. The light receiverhas a light receiving surface composed of multiple light receiving elements that are two-dimensionally arranged. The laser projector, the light receiver, and the light receiving lensare arranged so that a plane containing the light receiving surface and a plane containing the principal plane of the light receiving lenswill satisfy the Scheimpflug condition relative to a light projection axis of the laser projector
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile