JPH0181773U

JPH0181773U -

Info

Publication number: JPH0181773U
Application number: JP1987176420U
Authority: JP
Priority date: 1987-11-20
Filing date: 1987-11-20
Publication date: 1989-05-31

Description

【図面の簡単な説明】[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図は分離状態の斜面図、第４図はケー
スの分離状態で内側を示した拡大斜面図、第５図
は下ケースの斜面図、第６図は第１図―線に
おける拡大縦断面図、第７図は従来例でケース内
を示す平面図である。１……デイスク、２……ケース、２_１……上ケ
ース、２_２……下ケース、３……ピツクアツプ挿
入孔、３_１……駆動軸挿入孔、４……シヤツタ、
４_１……上板、４_２……下板、４_３……スライダ
、５……押え板、６……シヤフト、７……スプリ
ング、８……ビス、３１……凸部、３２……弾性
部材。 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 of the case in a separated state, Fig. 4 is an enlarged perspective view showing the inside of the case in a separated state, and Fig. 5 6 is an enlarged vertical sectional view taken along the line of FIG. 1, and FIG. 7 is a plan view showing the inside of the case in a conventional example. 1... Disc, 2... Case, 2 ₁ ... Upper case, 2 ₂ ... Lower case, 3... Pickup insertion hole, 3 ₁ ... Drive shaft insertion hole, 4... Shutter,
4 ₁ ... upper plate, 4 ₂ ... lower plate, 4 ₃ ... slider, 5 ... holding plate, 6 ... shaft, 7 ... spring, 8 ... screw, 31 ... convex part, 32 ... Elastic member.

Claims

【実用新案登録請求の範囲】 (1) デイスク１を回転可能に収納するケース２
に形成されたピツクアツプ挿入孔３や駆動軸挿入
孔３_１を開閉するシヤツタ４を具備するデイスク
カートリツジにおいて、前記駆動軸挿入孔３_１の
周囲にケース内部へ突出する凸部３１をケース２
に形成すると共に、該凸部３１に柔軟性を有する
弾性部材３２を備えたことを特徴とするデイスク
カートリツジ。 (2) 前記弾性部材３２が、その表層に滑性層を
備えたもので前記ケース２の上ケース２_１及び下
ケース２_２に形成した凸部３１の表面にそれぞれ
貼着したものである実用新案登録請求の範囲第１
項記載のデイスクカートリツジ。 (3) 前記弾性部材３２が、リング状のシート部
材であつて、前記ピツクアツプ挿入孔３側を切離
した合成樹脂系クツシヨン性部材である実用新案
登録請求の範囲第１項又は第２項記載のデイスク
カートリツジ。[Scope of claims for utility model registration] (1) Case 2 that rotatably houses disk 1
In a disk cartridge equipped with a shutter ₄ for opening and closing a pickup insertion hole 3 and a drive shaft insertion hole ₃₁ formed in the case 2, a protrusion 31 protruding into the case is provided around the drive shaft insertion hole 31.
What is claimed is: 1. A disk cartridge characterized in that the convex portion 31 is provided with an elastic member 32 having flexibility. (2) Practical use in which the elastic member 32 has a slippery layer on its surface layer and is attached to the surfaces of the convex portions 31 formed on the upper case ₂₁ and the lower case ₂₂ of the case 2, respectively. Scope of patent registration request No. 1
Disk cartridge as described in section. (3) The utility model according to claim 1 or 2, wherein the elastic member 32 is a ring-shaped sheet member, and is a synthetic resin cushioning member with the pick-up insertion hole 3 side separated. disk cartridge.