JPS6031760U - Disc loading device - Google Patents

Disc loading device

Info

Publication number
JPS6031760U
JPS6031760U JP12318883U JP12318883U JPS6031760U JP S6031760 U JPS6031760 U JP S6031760U JP 12318883 U JP12318883 U JP 12318883U JP 12318883 U JP12318883 U JP 12318883U JP S6031760 U JPS6031760 U JP S6031760U
Authority
JP
Japan
Prior art keywords
disk
turntable
positioning means
mounting mechanism
disc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP12318883U
Other languages
Japanese (ja)
Other versions
JPS6312424Y2 (en
Inventor
健司 田中
Original Assignee
パイオニア株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP12318883U priority Critical patent/JPS6031760U/en
Priority to US06/638,136 priority patent/US4541086A/en
Priority to GB08420033A priority patent/GB2146830B/en
Priority to DE19843429096 priority patent/DE3429096A1/en
Publication of JPS6031760U publication Critical patent/JPS6031760U/en
Application granted granted Critical
Publication of JPS6312424Y2 publication Critical patent/JPS6312424Y2/ja
Granted legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図及び第２図は従来のディスク装着機構の装着状態
を示す一部を切断した正面図、第３図、第４図、第５図
はいずれも本考案に係るディスク装着機構の構成部品を
示す断面図で、第６図、第７図はそれぞれ同構成部品の
一部分を示す他の実施例の断面図、第８図と第９図はそ
れぞれ上記のディスク装着機構によるディスクの装着状
態を示す断面図、第１０図はディスク装着機構を構成す
る構成部品の他の実施例を示す断面図、第１１図は同構
成部品によるディスクの装着状態を示す断面図である。 １・・・第１ディスク、３・・・第２ディスク、２，４
・・・中心穴、５・・・回転軸、６・・・第１ターンテ
ーブル、１２・・・第２ターンテーブル、１４・・・第
２ディスク位置決め手段、２２・・・第１ディスク位置
決め手段。1 and 2 are partially cutaway front views showing the mounting state of a conventional disk mounting mechanism, and FIGS. 3, 4, and 5 are all components of the disk mounting mechanism according to the present invention. FIG. 6 and FIG. 7 are cross-sectional views of other embodiments showing a part of the same component, and FIGS. 8 and 9 respectively show the state in which the disk is mounted by the above-mentioned disk mounting mechanism. FIG. 10 is a cross-sectional view showing another embodiment of the components constituting the disk mounting mechanism, and FIG. 11 is a cross-sectional view showing a state in which a disk is mounted by the same components. 1...First disk, 3...Second disk, 2, 4
... Center hole, 5 ... Rotating shaft, 6 ... First turntable, 12 ... Second turntable, 14 ... Second disk positioning means, 22 ... First disk positioning means .

Claims (1)

【実用新案登録請求の範囲】 （１）中心穴径が異なる第１ディスク及び第２ディスク
を装着し得るディスク装着機構において、゛第１ディス
ク又は第２ディスクを回転駆動する回転軸と、上記回転
軸に固定された第１ターンテーブルと、上記回転軸に固
定され第１ターンテーブルより小径であり、かつ第１タ
ーンテーブルより突出したディスク支承面を有する第２
ターンテーブルと、上記回転軸に対して着脱自在とされ
、その周面により第１ディスクの位置決めを行なう第１
ディスク位置決め手段と、上記回転軸に対して摺動自在
に嵌挿され、その周面により第２ディスクの位置決めを
行なう第２ディスク位置決め手段とを有し、第２ディス
クを装着するときは、第２ディスクの位置決め手段によ
って第２ディスクを第２ターンテーブルのディスク支承
面上に位置決めし、第１ディスクを装着するときは、第
１ディスク位置決め手段の装着動作によって第２ディス
ク位置決め手段を摺動させ、第１ディスク位置決め手段
により第１ディスクを第１ターンテーブルのディスク支
承面上に位置決めすることを特徴とするディスク装着機
構。 °（２）第１ディスクの中心穴に遊貫自在な径を有する
円筒状のセンターハブを第２ディスク位置決め手段と一
体に設けたことを特徴とする実用新案登録請求の範囲第
１項記載のディスク装着機構。 （３）第１ディスク位置決め手段に上記回転軸に対して
挿痛自主在な軸筒を設け、第１ディスクの装着時には上
記軸筒により上記センターハブを摺動下降させることを
特徴とする実用新案登録請求の範囲第１項記載のディス
ク装着機構。 （４）第１ディスク位置決め手段及び第２ディスク位置
決め手段の周面を円錐状又は球面状としたことを特徴と
する実用新案登録請求の範囲第１項記載のディスク装着
機構。 （５）第１データーンテーブルのディスク支承面と第２
ターンテーブルのディスク支承面との段差を、第１ディ
スクの厚さと第２ディスクの厚さとの差にほぼ等しくし
たことを特徴とする実用新案登録請求の範囲第１項記載
のディスク装着機構。 （６）１２ターンテーブルの径が第２ディスクの中心穴
径よりも小なることを特徴とする実用新案登録請求の範
囲第１項記載のディスク装着機構。 （７）第１ディスク位置決め手段をバネにより第１ター
ンテーブル及び第２ターンテーブルの方向に付勢したこ
とを特徴とする実用新案登録請求の範囲第１項記載のデ
ィスク装着機構。 （８）第２ディスク位置決め手段をバネにより回転軸の
自由端方向に付勢したことを特徴とする実用新案登録請
求の範囲第１項記載のディスク装着機構。[Claims for Utility Model Registration] (1) In a disk mounting mechanism capable of mounting a first disk and a second disk having different center hole diameters, ``a rotating shaft that rotationally drives the first disk or the second disk; a first turntable fixed to the shaft; and a second turntable fixed to the rotating shaft, having a smaller diameter than the first turntable and having a disk bearing surface protruding from the first turntable.
a turntable, and a first disk which is detachably attached to the rotating shaft and which positions the first disk by its circumferential surface.
It has a disk positioning means, and a second disk positioning means that is slidably inserted into the rotating shaft and positions the second disk by the circumferential surface of the second disk. The second disk is positioned on the disk support surface of the second turntable by the second disk positioning means, and when the first disk is mounted, the second disk positioning means is slid by the mounting operation of the first disk positioning means. . A disk mounting mechanism, characterized in that the first disk is positioned on the disk supporting surface of the first turntable by the first disk positioning means. (2) A utility model registered as claimed in claim 1, characterized in that a cylindrical center hub having a freely penetrating diameter is provided in the center hole of the first disk integrally with the second disk positioning means. Disc mounting mechanism. (3) A utility model characterized in that the first disk positioning means is provided with a shaft cylinder that can be freely inserted into the rotating shaft, and when the first disk is mounted, the center hub is slid down by the shaft cylinder. A disc mounting mechanism according to claim 1. (4) The disk mounting mechanism according to claim 1, wherein the circumferential surfaces of the first disk positioning means and the second disk positioning means are conical or spherical. (5) The disk bearing surface of the first data turntable and the second
2. The disc mounting mechanism according to claim 1, wherein the step between the turntable and the disc support surface is approximately equal to the difference between the thickness of the first disc and the thickness of the second disc. (6) The disc mounting mechanism according to claim 1, wherein the diameter of the 12-turntable is smaller than the diameter of the center hole of the second disc. (7) The disk mounting mechanism according to claim 1, wherein the first disk positioning means is urged in the direction of the first turntable and the second turntable by a spring. (8) The disk mounting mechanism according to claim 1, wherein the second disk positioning means is biased toward the free end of the rotating shaft by a spring.
JP12318883U 1983-08-08 1983-08-08 Disc loading device Granted JPS6031760U (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP12318883U JPS6031760U (en) 1983-08-08 1983-08-08 Disc loading device
US06/638,136 US4541086A (en) 1983-08-08 1984-08-06 Disc clamping mechanism
GB08420033A GB2146830B (en) 1983-08-08 1984-08-07 Disc clamping mechanism
DE19843429096 DE3429096A1 (en) 1983-08-08 1984-08-07 PLATE CLAMPING LOCKING DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12318883U JPS6031760U (en) 1983-08-08 1983-08-08 Disc loading device

Publications (2)

Publication Number Publication Date
JPS6031760U true JPS6031760U (en) 1985-03-04
JPS6312424Y2 JPS6312424Y2 (en) 1988-04-09

Family

ID=30281302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12318883U Granted JPS6031760U (en) 1983-08-08 1983-08-08 Disc loading device

Country Status (1)

Country Link
JP (1) JPS6031760U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01113952A (en) * 1987-10-27 1989-05-02 Pioneer Electron Corp Disk player

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS484003U (en) * 1971-05-24 1973-01-18
JPS505372U (en) * 1973-05-16 1975-01-21
JPS5252603A (en) * 1975-10-24 1977-04-27 Sony Corp Reproduction appartus
JPS54133102A (en) * 1978-03-27 1979-10-16 Mca Disco Vision Video disk player
JPS5752792U (en) * 1980-09-12 1982-03-26
JPS5839790U (en) * 1981-09-11 1983-03-15 ソニー株式会社 Automatic alignment device for disk hold

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839790B2 (en) * 1977-06-21 1983-09-01 川崎重工業株式会社 Cement clinker firing equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS484003U (en) * 1971-05-24 1973-01-18
JPS505372U (en) * 1973-05-16 1975-01-21
JPS5252603A (en) * 1975-10-24 1977-04-27 Sony Corp Reproduction appartus
JPS54133102A (en) * 1978-03-27 1979-10-16 Mca Disco Vision Video disk player
JPS54151404A (en) * 1978-03-27 1979-11-28 Mca Disco Vision Video disk player
JPS5752792U (en) * 1980-09-12 1982-03-26
JPS5839790U (en) * 1981-09-11 1983-03-15 ソニー株式会社 Automatic alignment device for disk hold

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01113952A (en) * 1987-10-27 1989-05-02 Pioneer Electron Corp Disk player

Also Published As

Publication number Publication date
JPS6312424Y2 (en) 1988-04-09

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