JPH03121578U

JPH03121578U -

Info

Publication number: JPH03121578U
Application number: JP2650890U
Authority: JP
Priority date: 1990-03-15
Filing date: 1990-03-15
Publication date: 1991-12-12

Description

[Brief explanation of drawings]

第１図ないし第４図はデイスクカートリツジの
ケースの一実施例を示す図であり、第１図はこの
ケースの斜視図、第２図および第３図はそれぞれ
このケースを構成する上半片および下半片の斜視
図、第４図はこのケースの断面図、第５図および
第６図はそれぞれこのケースの他の実施例を示す
断面図である。第７図および第８図は従来のデイ
スクカートリツジのケースを示す図であり、第７
図はこのケースの斜視図、第８図はこのケースの
断面図である。１……ケース、１ａ……上半片、１ｂ……下半
片、２……デイスク状記録媒体、２ｂ……非記録
部分、１１ａ，１１ｂ……回転穴、１４ａ，１４
ｂ……突起、１７ａ，１７ｂ……滑性部材。 1 to 4 are views showing one embodiment of a case of a disk cartridge, in which FIG. 1 is a perspective view of this case, and FIGS. 2 and 3 respectively show an upper half piece and a FIG. 4 is a perspective view of the lower half, FIG. 4 is a sectional view of this case, and FIGS. 5 and 6 are sectional views showing other embodiments of this case. 7 and 8 are diagrams showing the case of a conventional disk cartridge.
The figure is a perspective view of this case, and FIG. 8 is a sectional view of this case. 1... Case, 1a... Upper half piece, 1b... Lower half piece, 2... Disc-shaped recording medium, 2b... Non-recording part, 11a, 11b... Rotating hole, 14a, 14
b...Protrusion, 17a, 17b...Slip member.

Claims

[Claims for Utility Model Registration] 1. In the case of a disk cartridge in which a disk-shaped recording medium is housed and a rotation hole for rotating the disk-shaped recording medium is formed, non-recording of the housed disk-shaped recording medium A case for a disk cartridge, characterized in that a protrusion is formed in a position corresponding to the rotation hole and in the vicinity of the rotation hole to come into elastic contact with the disk-shaped recording medium. 2. In a case of a disk cartridge in which a disk-shaped recording medium is housed and a rotation hole for rotating the disk-shaped recording medium is formed, a position corresponding to a non-recording portion of the housed disk-shaped recording medium and the rotation hole is formed. A case for a disk cartridge, characterized in that a protrusion is formed near the hole to make sliding contact with the disk-shaped recording medium. 3. In a case of a disk cartridge in which a disk-shaped recording medium is housed and a rotation hole for rotating the disk-shaped recording medium is formed, a position corresponding to a non-recording part of the housed disk-shaped recording medium and the rotation hole is formed. A case for a disk cartridge, characterized in that a protrusion is formed near the hole to come into elastic contact with the disk-shaped recording medium, and a slippery member is laminated on the protrusion.