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:
Aug. 01, 2006
Filed:
Oct. 12, 2004
Takanori Okada, Moriguchi, JP;
Shuichi Yoshida, Osaka, JP;
Masaharu Imura, Neyagawa, JP;
Kiyoshi Masaki, Amagasaki, JP;
Kazuhiro Mihara, Moriguchi, JP;
Tsutomu Kai, Katano, JP;
Noritaka Akagi, Osaka, JP;
Takanori Okada, Moriguchi, JP;
Shuichi Yoshida, Osaka, JP;
Masaharu Imura, Neyagawa, JP;
Kiyoshi Masaki, Amagasaki, JP;
Kazuhiro Mihara, Moriguchi, JP;
Tsutomu Kai, Katano, JP;
Noritaka Akagi, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A disk apparatus includes a pick-up for reading/writing signals from/on a disk; a pick-up base provided with the pick-up; a traverse motor for moving the pick-up in a radial direction of said disk; a feed screw rotated by the traverse motor and provided with a thread groove on its periphery; a rack having a fixing portion fixed to the pick-up base and a nut portion engaged with the thread groove; a guiding mechanism for guiding the pick-up movably in a radial direction of the disk; and a cantilever parallel spring for connecting the fixing portion to the nut portion of the rack, displaceably in a radial direction of the feed screw.