JPS58122276U

JPS58122276U - disk cartridge

Info

Publication number: JPS58122276U
Application number: JP1736882U
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: JPS6141175Y2

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係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図は基準ポール挿入孔
を示す断面図、第８図Ａ。Ｂはそれぞれ位置決め川口および凸部を示す融着　□前
および融着後の断面図、第９図は誤消去防止用可動子の
設定部分を示す下ケースの転大平面図、第１０図は可動
子の設定部分を示す正面断面図、第１１図は可動子の操
作窓を示す正面図、第１２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１３図Ａ、　Ｂは従来の
シャッタ部材の取付部を示す取付前および取付後の断面
図である。１・・・ケース本体、１０・・・磁気ディスク、２１゜
２１・・・磁気ヘッド挿入窓、２２．２３・・・環状壁
、２４．２５・・・シャッタ部材、２４０ａ・・・連結
片部。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 cross-sectional views showing the fused portions of the upper and lower cases before and after fusion, respectively. 4A and 4B are cross-sectional views showing the upper and lower hubs for holding magnetic disks before and after connection, respectively; FIG. 5 is a perspective view showing the engagement structure between the shutter member and the slider; and FIG. 6 is a view of the slider. An explanatory view of the tip part, FIG. 7 is a sectional view showing the reference pole insertion hole, and FIG. 8A. B is a sectional view before and after fusion, showing the positioning mouth and convex portion, respectively. Figure 9 is an enlarged plan view of the lower case showing the setting part of the movable element for preventing accidental erasure. Figure 10 is the movable part. 11 is a front view showing the operation window of the movable element, FIG. 12 is a plan view of the lower case that also serves to explain the operation of the shutter member, and FIGS. 13A and B are conventional FIG. 3 is a cross-sectional view showing the mounting portion of the shutter member before and after mounting. DESCRIPTION OF SYMBOLS 1... Case body, 10... Magnetic disk, 21° 21... Magnetic head insertion window, 22.23... Annular wall, 24.25... Shutter member, 240a... Connecting piece part .

Claims

[Scope of utility model registration request]

A magnetic disk that is rotatably set inside the case body,
A magnetic head insertion window is formed on both upper and lower walls of the case body along the radial direction of the disk, and a magnetic head insertion window is provided between the upper and lower inner walls of the case body and the disk. The upper and lower shutter members include a pair of upper and lower shutter members that can be opened and closed so as to be closed, and an annular wall that projects from the upper and lower inner walls of the case body and rotatably supports each base end of the shutter members. A de-f cartridge that is integrally formed. .