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Patent Searching and Data


Title:
ディスク記録媒体の製造方法及び製造装置
Document Type and Number:
Japanese Patent JP4139515
Kind Code:
B2
Abstract:
A disc recording medium that is capable of being rotated at a high speed to improve an information transfer rate. The recording medium has a residual stress acting as a tensile force. An annular reinforcing member having a temperature coefficient different from the disc and adapted to be bonded to the disc is used in the recording medium.

Inventors:
So Kyung Kim
Theon Jin Park
Application Number:
JP10374299A
Publication Date:
August 27, 2008
Filing Date:
April 12, 1999
Export Citation:
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Assignee:
LG ELECTRONICS INC.
International Classes:
G11B5/84; G11B7/26; B29C45/26; B29D17/00; G11B7/24027; G11B7/24047; G11B7/24097; G11B23/00
Domestic Patent References:
JP386946A
JP3263667A
JP57191805A
JP57172542A
JP2249155A
Attorney, Agent or Firm:
Masaki Yamakawa
Hiroro Kurokawa
Masayuki Konno
Osamu Nishiyama
Shigeki Yamakawa