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:
Feb. 11, 2003
Filed:
Sep. 12, 2001
Hidetoshi Tanaka, Chiba, JP;
Sony Corporation, , JP;
Abstract
An optical pick-up device adapted for irradiating light beams onto an optical disc to carry out recording or reproduction of information signals with respect to the optical disc. A movable portion in which coils for drive are provided at a lens holder of synthetic resin which holds an object lens is displaceably supported at a fixing portion including magnets opposite to the drive coils through suspensions doubling as electric current supply medium from an external circuit. At the lens holder, there are provided conductive portions formed by the resin plating method. End portions of the drive coils and one ends of the suspensions are soldered to the conductive portions, thus to carry out mechanical supporting with respect to the fixing portion of the movable portion and electric connection with respect to the external circuit of the drive coils.