JPS6242126U

JPS6242126U -

Info

Publication number: JPS6242126U
Application number: JP1985133758U
Authority: JP
Priority date: 1985-08-31
Filing date: 1985-08-31
Publication date: 1987-03-13

Description

[Brief explanation of the drawing]

第１図は本考案による情報デイスクを示す断面
図であり、第２図はその部分拡大断面図であり、
第３図はデイスク回転駆動装置へクランプした状
態を示す断面図である。第４図は従来の情報デイ
スクをデイスク回転駆動装置へクランプした状態
を示す断面図である。１１…情報デイスク、１２…情報デイスク本体
、１３…第１のリング状磁性体、１４…第２のリ
ング状磁性体、１９…リベツト。 FIG. 1 is a sectional view showing an information disk according to the present invention, and FIG. 2 is a partially enlarged sectional view thereof.
FIG. 3 is a cross-sectional view showing a state where the disk rotation drive device is clamped. FIG. 4 is a sectional view showing a state in which a conventional information disk is clamped to a disk rotation drive device. DESCRIPTION OF SYMBOLS 11... Information disk, 12... Information disk main body, 13... First ring-shaped magnetic body, 14... Second ring-shaped magnetic body, 19... Rivet.

補正昭６１．１１．２８実用新案登録請求の範囲を次のように補正する
。Amendment November 28, 1981 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】中心部に回転駆動装置側のデイスク芯出し部材
が係合する中心孔を有するとともに情報信号が記
録される情報デイスク本体と、リング状磁性体と、取付け支持部材とを備え、前記情報デイスク本体を挟んで上記中心孔周部
に配設される上記リング状磁性体と上記取付け支
持部材を連結部材で連結支持してなる情報デイス
ク。[Scope of Claim for Utility Model Registration] An information disk body having a center hole in the center into which a disk centering member on the rotary drive side engages, and in which information signals are recorded; a ring-shaped magnetic body; a mounting support member; An information disk comprising: the ring-shaped magnetic body disposed around the center hole with the information disk main body in between and the mounting support member connected and supported by a connecting member.

Claims

[Claims for Utility Model Registration] An information disk body comprising: an information disk body having a central hole for inserting a rotational drive member in the center and on which information signals are recorded; a ring-shaped magnetic body; and an attachment support member; An information disk formed by connecting and supporting the ring-shaped magnetic body disposed around the center hole and the mounting support member by a connecting member.