JPS58122275U

JPS58122275U - disk cartridge

Info

Publication number: JPS58122275U
Application number: JP1736782U
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: JPS639880Y2

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 the drawing]

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ｉ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周囲ｉ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拡大平面図、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図はこの考案の他の
実施例を示す要部の断面図である。１・・・ケース本体、２・・・上ケース、３・・・下ケ
ース、４５、４６・・・基準ポール挿入孔、４７．４８
゜４９．５０，４７０，５００・・・環状壁、Ｐ・・・
基準ポール。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, respectively showing the fused parts of the upper and lower cases, and Figures 4A and B are sectional views before and after fusion, respectively, showing the upper and lower hubs for holding magnetic disks. , 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, Fig. 7 is a sectional view showing the reference pole insertion hole, and Fig. 8 A. B is a cross-sectional view before fusion and after fusion, showing the positioning circumference i and the convex portion, respectively. Fig. 9 is an enlarged plan view of the lower case showing the setting part of the movable element for preventing accidental erasure, and Fig. 10 is the movable part. Figure 11 is a front sectional view showing the setting part of the armature, Figure 11 is a front view showing the operation window of the movable element, Figure 12 is a plan view of the lower case that also serves as an explanation of the operation of the shutter member, and Figure 13 is a diagram of the invention. FIG. 7 is a sectional view of main parts showing another embodiment. 1...Case body, 2...Upper case, 3...Lower case, 45, 46...Reference pole insertion hole, 47.48
゜49.50,470,500...Annular wall, P...
reference pole.

Claims

[Scope of utility model registration request]

It is a disk cartridge in which the case main body is constructed by combining two upper and lower case parts, and the inner wall of one of the upper and lower cases is
A disk cartridge that has a protruding annular wall that surrounds a reference pole insertion hole in the case body and whose tip surface abuts the other case side.