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:
Nov. 01, 2016
Filed:
Mar. 10, 2014
Seiko Epson Corporation, Tokyo, JP;
Takeshi Shimizu, Chino, JP;
Seiko Epson Corporation, , JP;
Abstract
An optical scanner includes: a movable member having a light reflection portion and being configured to swing around a first axis; a frame body configured to swing around a second axis intersecting the first axis; a first shaft connecting the movable member and the frame body; a fixing member; a second shaft connecting the frame body and the fixing member; a first strain detection element disposed at the second shaft and detecting deformation of the second shaft; and a first signal processing unit to which a detection signal of the first strain detection element is input and which outputs a signal based on bending deformation of the second shaft.