JPH047311U - - Google Patents

Info

Publication number
JPH047311U
JPH047311U JP4822690U JP4822690U JPH047311U JP H047311 U JPH047311 U JP H047311U JP 4822690 U JP4822690 U JP 4822690U JP 4822690 U JP4822690 U JP 4822690U JP H047311 U JPH047311 U JP H047311U
Authority
JP
Japan
Prior art keywords
magnetic disk
metal holder
disk according
circumferential surface
outer circumferential
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.)
Pending
Application number
JP4822690U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP4822690U priority Critical patent/JPH047311U/ja
Publication of JPH047311U publication Critical patent/JPH047311U/ja
Pending legal-status Critical Current

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  • Transmission And Conversion Of Sensor Element Output (AREA)

Description

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

第１図および第２図は本考案による磁気デイス
クを示し、第１図は全体概略斜視図、第２図は金
属ホルダーの概略斜視図、第３図および第４図は
従来の磁気デイスクを示し、第３図は全体概略斜
視図、第４図は金属ホルダーの概略斜視図である
。 １，１１……磁気デイスク、２，１２……金属
ホルダー、３，１３……プラスチツクマグネツト
、４，１４……孔、５……凹部、６……プラスチ
ツクマグネツトの一部、７……凸部。 1 and 2 show a magnetic disk according to the present invention, FIG. 1 is a general perspective view, FIG. 2 is a schematic perspective view of a metal holder, and FIGS. 3 and 4 are conventional magnetic disks. , FIG. 3 is a schematic perspective view of the entire structure, and FIG. 4 is a schematic perspective view of the metal holder. 1, 11... Magnetic disk, 2, 12... Metal holder, 3, 13... Plastic magnet, 4, 14... Hole, 5... Recess, 6... Part of plastic magnet, 7... Convex part.

Claims (1)

【実用新案登録請求の範囲】 (1) 中心部に回転軸が挿入固定される孔が設け
られた円板状の金属ホルダーと、該金属ホルダー
の外周面に成形されるとともに、外周面がＮ極と
Ｓ極とに交互に着磁されているプラスチツクマグ
ネツトとからなる磁気デイスクにおいて、前記金
属ホルダーの外周面に凹凸部を形成し、この外周
面の外側にプラスチツクマグネツトを成形して一
体に連結したことを特徴とする磁気デイスク。 (2) 前記金属ホルダーは、その外周面に軸線方
向を向く複数の凹部が所定の間隔で形成され、こ
れにより凹凸部が形成されている請求項１記載の
磁気デイスク。 (3) 前記金属ホルダーの凹部は、内方の方が大
きく形成されている請求項２記載の磁気デイスク
。 (4) 前記金属ホルダーは、その外周面に複数の
凸部が所定の間隔で形成され、これにより凹凸部
が形成されている請求項１記載の磁気デイスク。 (5) 前記金属ホルダーの凸部は、先方の方が大
きく形成されている請求項４記載の磁気デイスク
。[Claims for Utility Model Registration] (1) A disk-shaped metal holder with a hole in the center into which a rotating shaft is inserted and fixed; In a magnetic disk consisting of a plastic magnet that is alternately magnetized to poles and south poles, an uneven portion is formed on the outer circumferential surface of the metal holder, and a plastic magnet is molded on the outside of this outer circumferential surface to form an integral part. A magnetic disk characterized by being connected to. (2) The magnetic disk according to claim 1, wherein the metal holder has a plurality of recesses oriented in the axial direction formed at predetermined intervals on its outer circumferential surface, thereby forming uneven portions. (3) The magnetic disk according to claim 2, wherein the recessed portion of the metal holder is formed larger inwardly. (4) The magnetic disk according to claim 1, wherein the metal holder has a plurality of convex portions formed at predetermined intervals on its outer peripheral surface, thereby forming an uneven portion. (5) The magnetic disk according to claim 4, wherein the convex portion of the metal holder is formed larger on the front side.
JP4822690U 1990-05-09 1990-05-09 Pending JPH047311U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4822690U JPH047311U (en) 1990-05-09 1990-05-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4822690U JPH047311U (en) 1990-05-09 1990-05-09

Publications (1)

Publication Number Publication Date
JPH047311U true JPH047311U (en) 1992-01-23

Family

ID=31564846

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4822690U Pending JPH047311U (en) 1990-05-09 1990-05-09

Country Status (1)

Country Link
JP (1) JPH047311U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019158408A (en) * 2018-03-08 2019-09-19 Tdk株式会社 Magnet structure, rotation angle detector, and electric power steering device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5751337U (en) * 1980-09-08 1982-03-24
JPS62235523A (en) * 1986-03-19 1987-10-15 Honda Motor Co Ltd Manufacture of rotational angle sensor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5751337U (en) * 1980-09-08 1982-03-24
JPS62235523A (en) * 1986-03-19 1987-10-15 Honda Motor Co Ltd Manufacture of rotational angle sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019158408A (en) * 2018-03-08 2019-09-19 Tdk株式会社 Magnet structure, rotation angle detector, and electric power steering device

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