Title:
CHUCKING STRUCTURE FOR CENTER CORE OF DISK CARTRIDGE
Document Type and Number:
Japanese Patent JP2004103122
Kind Code:
A
Abstract:
To eliminate an engaging failure caused by a drop in the surface accuracy of an engaging surface between a disk cartridge center core and a drive spindle.
In chucking, a center core 10 is positioned on a drive spindle 20 so as to be in a mode where it comes into point-contact therewith at least at three places. At least three projections 10d are disposed on the bottom surface of the center core 10, and the bottom ends P of these projections 10d are brought into point-contact with the upper surface 21a of the drive spindle 20.
Inventors:
AOISHI HARUMI
Application Number:
JP2002264205A
Publication Date:
April 02, 2004
Filing Date:
September 10, 2002
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G11B17/022; G11B17/028; G11B23/00; (IPC1-7): G11B23/00; G11B17/028
Attorney, Agent or Firm:
Yanagita Seiji
Go Sakuma
Go Sakuma