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:
Apr. 28, 1987
Filed:
Feb. 25, 1985
Shuzo Hattori, Aichi-gun, Aichi-ken, JP;
Naomasa Wakita, Nagoya-shi, Aichi-ken, JP;
Makoto Okuda, Nagoya-shi, Aichi-ken, JP;
Other;
Abstract
A light deflection apparatus is disclosed, which comprises a tiltable member supported by point support and having a reflecting mirror surface provided at the top, and piezoelectric stacks respectively provided on perpendicular x- and y-axes intersecting at the support point and at positions spaced apart therefrom and capable of being elongated and contracted in vertical directions with application of voltage, the displaceable end of each of the piezoelectric stacks being coupled to the tiltable member to permit tilting of the reflecting mirror surface in a desired direction and to a desired extent about the support point with an elongation or contraction of the piezoelectric stacks.