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:
Sep. 17, 2019
Filed:
Mar. 24, 2016
Hitachi, Ltd., Chiyoda-ku, Tokyo, JP;
Toshiteru Nakamura, Tokyo, JP;
Satoshi Ouchi, Tokyo, JP;
Yoshiho Seo, Tokyo, JP;
Kouji Fujita, Tokyo, JP;
Shinsuke Onoe, Tokyo, JP;
Kenichiro Yamada, Tokyo, JP;
Tomoto Kawamura, Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An object of the invention is to provide a technology for further improving scanning performance. Provided is an optical scanning device including: a scanning unit including an optical waveguide configured to guide incident light and emit the light from an emission end, and a vibration unit configured to generate a vibration and vibrate the emission end; and a signal transmission unit configured to transmit a signal to the scanning unit and cause the scanning unit to scan an object, characterized in that the scanning unit includes a first bonding and vibration attenuating unit configured to bond, with an elastic member, an end surface of the vibration unit closer to the emission end and the optical waveguide.