Title:
OBJECTIVE HOLDER OF OPTICAL PICKUP DEVICE
Document Type and Number:
Japanese Patent JP3399719
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To increase a high-order resonance frequency without decreasing rigidity.
SOLUTION: A lens holding part 9 which holds an objective, a bearing part 10 which is arranged at the center part of a support shaft fixed to the optical pickup device while supported rotatably and slidably, and a coil arrangement part 11 which is formed in a cylindrical shape around the bearing part 10 and provided with a driving coil on its outer peripheral surface are formed in a thin shape. The lens holding part 9, bearing part 10, and coil arrangement part 11 are coupled with one another by a linear and thin reinforcing rib 12.
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Inventors:
Kazuo Shiba
Hisao Isobe
Hisao Isobe
Application Number:
JP26380695A
Publication Date:
April 21, 2003
Filing Date:
October 12, 1995
Export Citation:
Assignee:
Sankyo Seiki Co., Ltd.
International Classes:
G11B7/09; G11B7/135; (IPC1-7): G11B7/135
Domestic Patent References:
JP60205838A | ||||
JP623622U |
Attorney, Agent or Firm:
Kazumi Murase
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