JPH02128259U

JPH02128259U -

Info

Publication number: JPH02128259U
Application number: JP3488189U
Authority: JP
Priority date: 1989-03-25
Filing date: 1989-03-25
Publication date: 1990-10-23

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の実施例に係るデイスクカート
リツジの平面図、第２図はその実施例に用いられ
るシヤツタの一部切欠き斜視図、第３図はガイド
溝及びシヤツタガイド部材を示す要部拡大斜視図
、第４図は突部の形成状態を示すデイスクカート
リツジの要部断面図、第５図は他の実施例を示す
シヤツタの要部平面図、第６図はシヤツタガイド
部材に突部を設けた実施例を示すデイスクカート
リツジの要部断面図、第７図はさらに他の実施例
を示す要部断面図、第８図はシヤツタガイド部材
及び摺接片部に突部を設けた実施例を示す要部断
面図である。第９図は従来のデイスクカートリツ
ジを構成するシヤツタの全体斜視図、第１０図は
従来のデイスクカートリツジを示す要部断面図、
第１１図は従来のデイスクカートリツジを改良し
たものを示す要部断面図である。１……デイスクカートリツジ本体、２……上ハ
ーフ、３……下ハーフ、４……光デイスク、５，
６……第１の開口部、７，８……第２の開口部、
９……シヤツタ、１０，１１……折曲片部、１０
ａ，１１ａ……折り曲げ部、１４，１５……ガイ
ド溝、１６，１７……シヤツタガイド部材、１８
，２０，２１，２２，２３，２４……突部。 Fig. 1 is a plan view of a disk cartridge according to an embodiment of the present invention, Fig. 2 is a partially cutaway perspective view of a shutter used in the embodiment, and Fig. 3 is a main part showing a guide groove and a shutter guide member. FIG. 4 is a sectional view of the main part of the disk cartridge showing the state in which the protrusion is formed; FIG. 5 is a plan view of the main part of the shutter showing another embodiment; FIG. 6 is the protrusion on the shutter guide member. FIG. 7 is a cross-sectional view of a main part of a disk cartridge showing an embodiment in which a shutter guide member and a sliding contact piece are provided with protrusions. FIG. 3 is a sectional view of a main part showing an example. FIG. 9 is an overall perspective view of a shutter constituting a conventional disk cartridge, and FIG. 10 is a sectional view of essential parts showing a conventional disk cartridge.
FIG. 11 is a sectional view of essential parts showing an improved version of the conventional disk cartridge. 1...Disk cartridge body, 2...Upper half, 3...Lower half, 4...Optical disk, 5,
6...first opening, 7,8...second opening,
9... Shutter, 10, 11... Bent piece part, 10
a, 11a...Bending portion, 14, 15...Guide groove, 16, 17...Shutter guide member, 18
, 20, 21, 22, 23, 24...Protrusion.

Claims

【実用新案登録請求の範囲】回転可能に収納されるデイスク状記録媒体の信
号記録面を外方に臨ませる開口部が形成されてな
るカートリツジ本体と、上記開口部を開閉し上記カートリツジ本体に摺
動自在に取付られてなるシヤツタと、上記シヤツタの自由端側を支持し摺動方向にガ
イドするガイド手段とを有し、前記シヤツタと上記ガイド手段とが相対向する
面の少なくともいずれか一方に突状の摺接ガイド
部を設けてなるデイスクカートリツジ。[Scope of Claim for Utility Model Registration] A cartridge body formed with an opening that allows the signal recording surface of a disk-shaped recording medium to be rotatably housed to be exposed to the outside; The shutter is movably mounted, and a guide means supports a free end side of the shutter and guides it in a sliding direction, and the shutter and the guide means are provided on at least one of opposing surfaces. A disk cartridge equipped with a protruding sliding guide.