JPS5982333U

JPS5982333U - disk cartridge

Info

Publication number: JPS5982333U
Application number: JP17577582U
Authority: JP
Inventors: 良武加藤; 徹三瓶; 金井　博志
Original assignee: 日立マクセル株式会社; 株式会社日立製作所
Priority date: 1982-11-20
Filing date: 1982-11-20
Publication date: 1984-06-04
Also published as: JPH0135347Y2

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図は本考案に係るディスクカートリッジの斜視図、
第２図はその中央縦断正面図である。第３図ないし第６
図は本考案の構成部材のひとつであるハブの下端ハブ構
成体を例示しており、第３図は平面図、第４図は底面図
、第５図は第３図におけるＡ−Ａ線断面図、第６図は第
３図におけるＢ−Ｂ線断面図である。第７図ないし第１
０図は本考案の構成部材のひとつであるハブの上側ハブ
構成体を例示しており、第７図は平面図、第８図は底面
図、第９図は第７図におけるＣ−Ｃ線断面図、第１０図
は第７図におけるＤ−Ｄ線断面図である。第１１図は上
下のハブ構成体を上方から見た斜視図、第１２図は上下
のハブ構成体結合した状態での上方からの斜視図である
。第１３図は上下のハブ構成体を下方から見た斜視図、
第１４図は上下のハブ構成体結合した状態での下方から
の斜視図である。第１５図はハブの平面図、第１６図は
ハブの底面図、第１７図は第１５図におけるＥ−Ｆ線断
面図、第１８図は第１５図におけるＦ−Ｆ線断面図であ
る。第１９図イは本考案の構成部材のひとつである溶着
ピンと突部との配置関係を説明する拡大平面図、第１９
図口は第１９図イにおけるＧ−Ｃ線断面図である。第２
０図イは前記溶着ピンと突部との配置関係の別実施態様
例を示す拡大平面図、第２０図口は第２０図イにおける
Ｈ−Ｈ線断面図である。１・・・・・・ディスクケース、２・・・・・・ディス
゛り、３・・・・・・駆動軸挿入窓、４・・・・・・磁
気ヘッド挿入窓、８・・・・・・シートの中央孔、９・
・・・・・シート、１０・・・・・・ハブ、１２・・・
・・・上側ハブ構成体、１３・・・・・・下側ハブ構成
体、１４・・・・・・支軸挿入孔、１５・・・・・・ガ
イド溝、１６・・・・・・係合部、１９・・・・・・支
軸、２０・・・・・・駆動軸、２３・２４・・・・・・
シート挾着面、２５・・・・・・溶着ピン、２６・・・
・・・シート位置決めピン、２７・・・・・・通孔、２
８・・・・・・突部。Ａ　　　　　第３図 − 第４図［０第８図FIG. 1 is a perspective view of a disk cartridge according to the present invention;
FIG. 2 is a central longitudinal sectional front view thereof. Figures 3 to 6
The figures illustrate the lower end hub structure of the hub, which is one of the constituent members of the present invention, and Fig. 3 is a plan view, Fig. 4 is a bottom view, and Fig. 5 is a cross section taken along the line A-A in Fig. 3. FIG. 6 is a sectional view taken along the line B--B in FIG. 3. Figures 7 to 1
Figure 0 illustrates the upper hub component of the hub, which is one of the constituent members of the present invention, Figure 7 is a plan view, Figure 8 is a bottom view, and Figure 9 is taken along line C-C in Figure 7. The cross-sectional view, FIG. 10, is a cross-sectional view taken along the line DD in FIG. 7. FIG. 11 is a perspective view of the upper and lower hub structures seen from above, and FIG. 12 is a perspective view of the upper and lower hub structures in a coupled state. FIG. 13 is a perspective view of the upper and lower hub components viewed from below;
FIG. 14 is a perspective view from below with the upper and lower hub components connected together. 15 is a plan view of the hub, FIG. 16 is a bottom view of the hub, FIG. 17 is a cross-sectional view taken along the line E--F in FIG. 15, and FIG. 18 is a cross-sectional view taken along the line F--F in FIG. 15. Fig. 19A is an enlarged plan view illustrating the arrangement relationship between the welding pin and the protrusion, which are one of the constituent members of the present invention;
The opening of the drawing is a sectional view taken along line G-C in FIG. 19A. Second
FIG. 0A is an enlarged plan view showing another embodiment of the arrangement relationship between the welding pin and the protrusion, and FIG. 20A is a sectional view taken along the line H--H in FIG. 20A. 1... Disk case, 2... Disk, 3... Drive shaft insertion window, 4... Magnetic head insertion window, 8...・Central hole of the seat, 9・
...Seat, 10...Hub, 12...
... Upper hub structure, 13 ... Lower hub structure, 14 ... Support shaft insertion hole, 15 ... Guide groove, 16 ... Engagement part, 19... Support shaft, 20... Drive shaft, 23, 24...
Sheet clamping surface, 25... Welding pin, 26...
...Seat positioning pin, 27...Through hole, 2
8... Protrusion. A Figure 3 - Figure 4 [0 Figure 8

Claims

[Scope of utility model registration request]

A disk 2 is rotatably housed in a disk case 1, and the disk 2 has a disk-shaped seat 9 and a plastic knob 1 that is integrally connected to the center of the sheet 9 and faces the drive shaft insertion window 3 of the disk case 1. 10, and the hubs 10 are butted against each other and integrally connected to each other.
and a lower hub structure 13, both hub structures 12 and
In a disk cartridge in which the hub components 12 and 13 are welded together at multiple locations in the circumferential direction via welding pins 25 that are present between opposing surfaces with gaps between the two, each welding pin 25 is present on the opposing surfaces of both hub components 12 and 13. a protrusion 2 that protrudes from one opposing surface and closely faces the other opposing surface;
8. A disc cartridge characterized by being provided with a.