JPS62113470U

JPS62113470U -

Info

Publication number: JPS62113470U
Application number: JP20437285U
Authority: JP
Priority date: 1985-12-28
Filing date: 1985-12-28
Publication date: 1987-07-18

Description

[Brief explanation of the drawing]

第１図は本考案によるデイスクカートリツジの
シヤツタをカートリツジ本体に取付けた状態であ
つて非ロツク状態を示す要部平面図であり、第２
図はロツク又はロツク解除をしようとする状態を
示す要部平面図であり、第３図はロツク状態を示
す要部平面図である。第４図はロツク部材の斜視
図であり、第５図はその側面図であり、第６図は
その平面図である。第７図は本体によるデイスク
カートリツジの分解斜視図であり、第８図は上ハ
ーフの内面側を示す平面図である。第９図Ａはシ
ヤツタの平面図であり、第９図Ｂはシヤツタの正
面図であり、第９図Ｃはシヤツタの断面図である
。第１０図はシヤツタの開蓋操作を示す斜視図で
ある。第１１図は従来のデイスクカートリツジで
あつて、シヤツタをカートリツジ本体に取付けた
状態であつて非ロツク状態を示す要部平面図であ
り、第１２図はロツク又はロツク解除をしようと
する状態を示す要部平面図である。１…上ハーフ、２…下ハーフ、４…カートリツ
ジ本体、５…デイスク、６，７…ピツクアツプ用
の開口部、８…シヤツタ、１６ａ，１７ａ…立上
がり片、５６…ロツク部材、５７…被ロツク用の
折曲部、６７…ロツク凹部、６８…ロツク解除ピ
ン、７３…ロツク解除ピン被押圧部、７５…傾斜
部。 FIG. 1 is a plan view of the main parts of the disk cartridge according to the present invention showing the shutter attached to the cartridge body and in the unlocked state;
The figure is a plan view of the main part showing a state in which locking or unlocking is attempted, and FIG. 3 is a plan view of the main part showing the locked state. FIG. 4 is a perspective view of the locking member, FIG. 5 is a side view thereof, and FIG. 6 is a plan view thereof. FIG. 7 is an exploded perspective view of the main body of the disk cartridge, and FIG. 8 is a plan view showing the inner surface of the upper half. 9A is a plan view of the shutter, FIG. 9B is a front view of the shutter, and FIG. 9C is a sectional view of the shutter. FIG. 10 is a perspective view showing the shutter opening operation. Fig. 11 is a plan view of the main parts of a conventional disk cartridge, showing the non-locked state with the shutter attached to the cartridge body, and Fig. 12 shows the state in which the locking or unlocking is attempted. FIG. DESCRIPTION OF SYMBOLS 1...Upper half, 2...Lower half, 4...Cartridge body, 5...Disk, 6, 7...Opening for pick-up, 8...Shutter, 16a, 17a...Rising piece, 56...Lock member, 57...For locked 67... Lock recessed part, 68... Lock release pin, 73... Lock release pin pressed part, 75... Inclined part.

Claims

[Claims for Utility Model Registration] A cartridge body provided with an opening for reading a recording medium by pick-up; A bent portion slidably attached to the cartridge body and used to open and close the opening and lock the cartridge. a shutter provided with a shutter, and a lock recess that engages with the bent portion to lock the shutter when the opening is in a closed position, and a sloped portion is provided on the free end side. a locking member, a raised piece is provided on the front side of the opening so as to face the shutter, and a free end of the locking member has a thin wall portion, and the locking member is attached to the shutter. 1. A disk cartridge characterized in that when the bent portion is displaced in a direction to release the bent portion, the thin portion comes into contact with the rising piece and is elastically deformed.