Title:
【発明の名称】光情報記憶媒体用基板の成形用ロール,製造装置及び製造方法
Document Type and Number:
Japanese Patent JP2672170
Kind Code:
B2
Abstract:
A roll-stamper for forming substrates of an information-recording medium includes at least one stamper being fastened along a peripheral face of a mirror roller, carrying on a surface thereof patterns each corresponding to a preformat for an information recording medium, also having stoppers fixed along both edges on the reverse side thereof, and being fastened to the mirror roller by inserting the stoppers respectively into negative stopping-grooves cut into the mirror roller in parallel with the axis of the mirror roller.
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Inventors:
Tetsuya Sato
Osamu Kaname
Hitoshi Yoshino
Hisanori Hayashi
Hirofumi Kamikohara
Osamu Kaname
Hitoshi Yoshino
Hisanori Hayashi
Hirofumi Kamikohara
Application Number:
JP3975890A
Publication Date:
November 05, 1997
Filing Date:
February 22, 1990
Export Citation:
Assignee:
Canon Inc
International Classes:
G11B7/26; B29C33/30; B29C59/04; B29D17/00; (IPC1-7): G11B7/26; B29C59/04
Domestic Patent References:
JP1152044A |
Attorney, Agent or Firm:
Wakabayashi Tadashi