JPS58144669U

JPS58144669U - disk cartridge

Info

Publication number: JPS58144669U
Application number: JP3976882U
Authority: JP
Inventors: 水島　邦夫
Original assignee: 日立マクセル株式会社
Priority date: 1982-03-20
Filing date: 1982-03-20
Publication date: 1983-09-29
Also published as: JPH0433594Y2

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) [Abstract] 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４図Ｃは同図ＢのＣの部分の拡大図、第５図Ａ
、　Ｂはそれぞれ位置決め月間および凸部を示す圧入嵌
着前および嵌着後の断面図、第６図は誤消去防止用可動
子の設定部分を示す正面断面図、第７図は可動子の操作
窓を示す正面図、第８図はスライダ復帰用ばねの係止ピ
ンを示す断面図、第９図はシャッタ部材の動作説明図、
第１０図は従来例の説明図である。１・・・ケース本体、１０・・・磁気ディスク、１３゜
１４・・・ハブ、１４０・・・粗面。ノ　　　　　　　　　　　　Ｊ　　　　　　　　　　　
　　　　　　　　　　　　　　　　）１４０　　　　１
７　　　　　　　　　　　　１４（Ｂ）１３東か？１− ノ））１１４０Ｃ１７１４FIG. 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. Figure 4C is an enlarged view of part C in Figure B, Figure 5A
, B are cross-sectional views before and after press-fitting, showing the positioning part and the convex portion, respectively, Figure 6 is a front cross-sectional view showing the setting part of the movable element for preventing accidental erasure, and Figure 7 is the operation of the movable element. A front view showing the window, FIG. 8 is a sectional view showing the locking pin of the slider return spring, and FIG. 9 is an explanatory diagram of the operation of the shutter member.
FIG. 10 is an explanatory diagram of a conventional example. 1... Case body, 10... Magnetic disk, 13° 14... Hub, 140... Rough surface. No J
)140 1
7 14 (B) 13 East? 1- ノ))1 140C1714

Claims

[Scope of utility model registration request]

A sheet-shaped magnetic disk rotatably set within a case body, and a pair of upper and lower hubs that are bonded to each other to sandwich the magnetic disk, and at least one of the surfaces of the hubs facing the disk. A disk cartridge in which part or all of the surface is made of a rough surface that bites into the disk.