JPS62171066U

JPS62171066U -

Info

Publication number: JPS62171066U
Application number: JP5679986U
Authority: JP
Priority date: 1986-04-17
Filing date: 1986-04-17
Publication date: 1987-10-30

Description

[Brief explanation of the drawing]

第１図は一部切欠した平面図、第２図は第１図
―線における縦断面図、第３図は一部の拡大
平面図、第４図はシヤツタを除いた平面図、第５
図は第４図―線の断面図、第６図はシヤツタ
を除いた動作例を示す平面図、第７図はシヤツタ
を除いた従来例の平面図である。Ａ……ケース、１……上ケース、２……下ケー
ス、３……デイスク、４……ピツクアツプ挿入用
窓孔、４_１……駆動ピン挿入孔、５……シヤツタ
、６……シヤツタロツク部材、６１……係止用舌
片、６２……係止部、６_２……操作片、６_３……
ガイド溝、７……デイスクリフタ、７_１……凹部
、８……バネ部材、９……弾性部材、１０……ガ
イドピン、１１……支軸、１２……操作片摺動用
切欠部、１９……駆動ピン、２０……ピツクアツ
プ、２１……ピツクアツプガイド。 Fig. 1 is a partially cutaway plan view, Fig. 2 is a vertical sectional view along the line of Fig. 1, Fig. 3 is a partially enlarged plan view, Fig. 4 is a plan view with the shutter removed, and Fig. 5 is a plan view with the shutter removed.
The figures are a sectional view taken along the line of FIG. 4, FIG. 6 is a plan view showing an example of operation without the shutter, and FIG. 7 is a plan view of the conventional example without the shutter. A...Case, 1...Upper case, 2...Lower case, 3...Disk, 4...Pickup insertion window hole, 4 ₁ ...Drive pin insertion hole, 5...Shutter, 6...Shutter lock member , 61...Locking tongue piece, 62...Locking portion, 6 ₂ ...Operation piece, 6 ₃ ...
Guide groove, 7... Disc lifter, 7 ₁ ... Recess, 8... Spring member, 9... Elastic member, 10... Guide pin, 11... Support shaft, 12... Operation piece sliding notch, 19 ...Drive pin, 20...Pickup, 21...Pickup guide.

Claims

[Scope of Claim for Utility Model Registration] 1. A case A consisting of a disk 3, an upper case 1 and a lower case 2 that rotatably house the disk 3, and a window hole 4 formed in this case A for opening and closing the pick-up insertion window. a shutter 5 that locks or releases the shutter 5; and a shutter lock member 6 that locks or releases the shutter 5.
In the disk cartridge cartridge, the disk lifter 7 moves in conjunction with the shutter lock member 6 and receives and holds the upper and lower surfaces and the outer peripheral end surface of the disk 3.
The window holes 4, 4 formed respectively in the disk 3 are set at asymmetrical positions with respect to the center of the drive pin insertion hole ₄₁ , and the surfaces of the upper case 1 and the lower case 2 are aligned with the center of the drive pin insertion hole. A disk/cartridge characterized by being set in the same position. 2 The window hole 4 is a rectangular opening communicating with the drive pin insertion hole ₄₁ , and the window hole 4 is a rectangular opening communicating with the drive pin insertion hole 41, and
1. A cartridge according to claim 1, wherein the cartridge is provided offset to the front insertion side of the cartridge. 3. A utility model registration claim in which the drive pin insertion hole ₄₁ is a circular hole with a diameter larger than the rectangular width of the window hole 4, and is bored approximately at the center of the upper and lower cases. The cartridge according to item 1 or 2. 4 On the surfaces of the upper case 1 and lower case 2, which are the relative front and back surfaces of the case A, the opening edge that partitions the window hole 4 including the drive pin insertion hole ₄₁ is located between the upper case 1 and the lower case 2. 4. A cartridge according to any one of claims 1 to 3, which is a utility model, and has both window holes 4 and 4 penetrated in preparation for a shifted position. 5. The shutter 5 is composed of a clamping plate material having a U-shaped cross section that is slidably fitted along both surfaces of the upper case 1 and the lower case 2, and the shape and size are set to be different on the front and back surfaces. A cartridge according to any one of claims 1 to 4 of the utility model registration claims.