JPS58122272U

JPS58122272U - disk cartridge

Info

Publication number: JPS58122272U
Application number: JP1736482U
Authority: JP
Inventors: 良武加藤
Original assignee: 日立マクセル株式会社
Priority date: 1982-02-10
Filing date: 1982-02-10
Publication date: 1983-08-19
Also published as: JPS6141183Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はこの考案に係るディスクカートリッジを適用し
た磁気ディスクカートリッジの一例を示す分解斜視図、
第２図は同ディスクカートリッジの縦断面図、第３図Ａ
、　Ｂはそれぞれ上下ケースの融着部分を示す融着前お
よび融着後の断面図、第４図Ａ、　Ｂはそれぞれ磁気デ
ィスク挟持用の上下ハブを示す結合前および結合後の断
面図、第５図はシャッタ部材とスライダとの保合構造を
示す斜視図、第６図はスライダの先端部の説明図、第７
図はこの考案の要部の説明図、第８図は基準ボール挿入
孔を示す一面図、第９図Ａ、　Ｂはそれぞれ位置決め周
囲および凸部を示す融着前および融着後の断面図１．第
１０図は誤消去防止用可動子の設定部分を示す下ケース
の拡大平面図、第１１図は可動子の設定部分を示す正面
断面図、第１２図は可動子の操作窓を示す正面図、第１
３図はシャッタ部材の動作説明を兼ねた下ケースの平面
図、第１４図は淀来例の説明図である。１・・・ケース本体、２１・・・磁気ヘッド挿入窓、２
４．２５・・・シャッタ部材、３５−・・スライダ、３
９・・・ばね掛は片（ばね係止部）、４０・・・摺動溝
、４２・・・復帰ばね、３５ｂ・・・基端部、４４・・
・被操作用突起、７１・・・外周側壁（規制壁）。 ′卯Ｏｂ　３９４２ｂ　４３　　第７図２４（２５）第９図　− 第１３図第１４図FIG. 1 is an exploded perspective view showing an example of a magnetic disk cartridge to which the disk cartridge according to the invention is applied;
Figure 2 is a longitudinal sectional view of the disk cartridge, Figure 3A
, B are sectional views before and after fusion, showing the fused parts of the upper and lower cases, respectively; FIGS. FIG. 5 is a perspective view showing the engagement structure between the shutter member and the slider, FIG. 6 is an explanatory view of the tip of the slider, and FIG.
The figure is an explanatory diagram of the main part of this invention, Figure 8 is a front view showing the reference ball insertion hole, and Figures 9A and B are sectional views before and after fusion, showing the positioning periphery and convex portion, respectively. ．． Fig. 10 is an enlarged plan view of the lower case showing the setting part of the movable element for preventing accidental erasure, Fig. 11 is a front sectional view showing the setting part of the movable element, and Fig. 12 is a front view showing the operation window of the movable element. , 1st
FIG. 3 is a plan view of the lower case, which also serves to explain the operation of the shutter member, and FIG. 14 is an explanatory diagram of the conventional example. 1... Case body, 21... Magnetic head insertion window, 2
4.25...Shutter member, 35-...Slider, 3
9... Spring hook is on one side (spring locking part), 40... Sliding groove, 42... Return spring, 35b... Base end part, 44...
-Protrusion for operation, 71...outer peripheral side wall (regulating wall). ' Rabbit Ob 3942b 43 Figure 7 24 (25) Figure 9 - Figure 13 Figure 14

Claims

[Scope of utility model registration request]

A magnetic head insertion window formed in the case body, a shutter member rotatably supported in the Kennis body to open and close the head insertion window, and a shutter member that opens and closes the head insertion window in response to setting and resetting operations on the recording/reproducing device. a flexible slider that rotationally displaces the member to open and close positions; an operated projection provided on the slider; and a sliding groove formed on the inner wall of the case body to guide movement of the slider; a return spring that is hung behind the operated protrusion at the base end of the slider and applies a spring force to the slider forward in the sliding direction; A disc cartridge characterized in that the case body is provided with a regulating wall that supports a spring locking part at a base end of the disc cartridge. .