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:
May. 07, 2013
Filed:
Feb. 06, 2012
Daisuke Takasaka, Osaka, JP;
Tetsuya Tamura, Osaka, JP;
Masaki Nakatani, Osaka, JP;
Katsuo Ichinohe, Osaka, JP;
Riklya Ueshima, Osaka, JP;
Tomohiro Kobayashi, Osaka, JP;
Yoshiyuki Nakagawa, Osaka, JP;
Yasuhide Mizuta, Osaka, JP;
Daisuke Takasaka, Osaka, JP;
Tetsuya Tamura, Osaka, JP;
Masaki Nakatani, Osaka, JP;
Katsuo Ichinohe, Osaka, JP;
Riklya Ueshima, Osaka, JP;
Tomohiro Kobayashi, Osaka, JP;
Yoshiyuki Nakagawa, Osaka, JP;
Yasuhide Mizuta, Osaka, JP;
Funai Electric Co., Ltd., Osaka, JP;
Abstract
A drive device for an optical disc apparatus, wherein the tooth comprises a tooth body fixed to an optical pickup, two support pieces projecting from the tooth body toward a lead screw, two resin spring pieces provided with a base part on the projecting end of each of the support pieces and extending in a direction orthogonal to the axial direction of the lead screw, a plate part having a base part on the extending ends of the resin spring pieces and formed in a direction parallel to the axial direction of the lead screw, meshing cogs formed on the plate part on the side near the lead screw, and a linking part formed across the space between the resin spring pieces.