TW374156B - Recording medium and disc cartridge - Google Patents

Recording medium and disc cartridge

Info

Publication number
TW374156B
TW374156B TW087111698A TW87111698A TW374156B TW 374156 B TW374156 B TW 374156B TW 087111698 A TW087111698 A TW 087111698A TW 87111698 A TW87111698 A TW 87111698A TW 374156 B TW374156 B TW 374156B
Authority
TW
Taiwan
Prior art keywords
disc
hub
recording medium
abutted against
signal recording
Prior art date
Application number
TW087111698A
Other languages
Chinese (zh)
Inventor
Yasushi Tomita
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of TW374156B publication Critical patent/TW374156B/en

Links

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)

Abstract

A signal recording medium capable of being strongly secured to a rotation part such as a disc table even on high-speed rotation. A floppy disc includes a hub at its center portion and a disc substrate having in its disc-shaped main portion a circular opening operating as a mounting portion for the hub and also having a signal recording surface on the disc-shaped main portion. The hub includes an abutment surface abutted against the disc table rotated in unison with the floppy disc and a facing suction surface spaced apart from a suction magnet mounted on a rim portion of the disc table when the abutment surfaces is abutted against a hub setting surface of the disc table.
TW087111698A 1997-07-31 1998-07-17 Recording medium and disc cartridge TW374156B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP20698497 1997-07-31
JP6880598 1998-03-18
JP18298298A JP2914376B1 (en) 1997-07-31 1998-06-29 Disk-shaped recording medium and disk cartridge

Publications (1)

Publication Number Publication Date
TW374156B true TW374156B (en) 1999-11-11

Family

ID=27299859

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087111698A TW374156B (en) 1997-07-31 1998-07-17 Recording medium and disc cartridge

Country Status (2)

Country Link
JP (1) JP2914376B1 (en)
TW (1) TW374156B (en)

Also Published As

Publication number Publication date
JP2914376B1 (en) 1999-06-28
JPH11328903A (en) 1999-11-30

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