JPH0171366U

JPH0171366U -

Info

Publication number: JPH0171366U
Application number: JP1987163056U
Authority: JP
Priority date: 1987-10-27
Filing date: 1987-10-27
Publication date: 1989-05-12
Anticipated expiration: 2002-10-27
Also published as: JPH0734548Y2

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の平面図、第２図は正
面図、第３図はシヤツタを取り除いた状態の斜面
図、第４図はシヤツタの分離拡大斜視図、第５図
はシヤツタのスライダ部の平面図、第６図は第５
図―線における拡大縦断面図、第７図はシヤ
ツタ組込状態の下ケースの平面図、第８図はその
シヤツタ開放時の斜面図、第９図は第８図―
線の拡大縦断面図、第１０図はシヤツタの他の実
施例の分離状態の斜面図である。１……デイスク、２……ケース、２_１……平面
、２_２……切欠部、３……ピツクアツプ挿入孔、
４……シヤツタ、４_１……上板、４_２……下板、
４_３……スライダ、４_４……スライダ側壁、４_５……先端部、４_６……面取部、５……係合孔、６
……係合突起、７……係合片、８……係合穴、１
７……ガイド溝、１８……係合凸部、１８_１……
ガイド片、１８_２……切欠部、１９……嵌挿孔、
２０……軸挿入溝、２４……シヤツタ開閉用ピン
。 Fig. 1 is a plan view of an embodiment of the present invention, Fig. 2 is a front view, Fig. 3 is a perspective view with the shutter removed, Fig. 4 is an enlarged perspective view of the shutter, and Fig. 5 is an enlarged perspective view of the shutter. A plan view of the slider section, Figure 6 is the 5th
Fig. 7 is a plan view of the lower case with the shutter installed, Fig. 8 is a slope view when the shutter is open, and Fig. 9 is an enlarged longitudinal sectional view along the line shown in Fig. 8.
FIG. 10 is an enlarged vertical cross-sectional view along lines and a perspective view of another embodiment of the shutter in a separated state. 1... Disc, 2... Case, 2 ₁ ... Plane, 2 ₂ ... Notch, 3... Pick-up insertion hole,
4... Shutter, 4 ₁ ... Upper plate, 4 ₂ ... Lower plate,
4 ₃ ...Slider, 4 ₄ ...Slider side wall, 4 ₅ ... Tip part, 4 ₆ ... Chamfered part, 5 ... Engagement hole, 6
...Engagement protrusion, 7...Engagement piece, 8...Engagement hole, 1
7... Guide groove, 18... Engaging convex portion, 18 ₁ ...
Guide piece, 18 ₂ ... Notch, 19... Fitting hole,
20...Shaft insertion groove, 24...Shutter opening/closing pin.

Claims

[Scope of claims for utility model registration] (1) Case 2 that rotatably houses disk 1
The upper plate 4 ₁ and the lower plate 4 ₂ of the shutter plate open and close the pick-up insertion hole 3 and the drive shaft insertion hole formed in the In the disk cartridge _, the shutter 4 is connected to _{the slider 4 3} _and has a substantially U-shaped cross section. A disk cartridge characterized by being provided with a chamfered portion ₄₆ for guiding an opening/closing pin. (2) The chamfered portion ₄₆ is formed of an inclined surface or a curved surface, and the shutter opening/closing pin 24 can ride on the front end surface of the slider, and is provided at the opening end of the slider. A disk cartridge according to claim 1 of patent registration.