JPS6086083U - Motor speed detection device - Google Patents

Motor speed detection device

Info

Publication number
JPS6086083U
JPS6086083U JP17919683U JP17919683U JPS6086083U JP S6086083 U JPS6086083 U JP S6086083U JP 17919683 U JP17919683 U JP 17919683U JP 17919683 U JP17919683 U JP 17919683U JP S6086083 U JPS6086083 U JP S6086083U
Authority
JP
Japan
Prior art keywords
detection device
speed detection
motor speed
light
rotating body
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
JP17919683U
Other languages
Japanese (ja)
Other versions
JPH0139102Y2 (en
Inventor
博文 新
Original Assignee
三洋電機株式会社
熊谷精密株式会社
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 三洋電機株式会社, 熊谷精密株式会社 filed Critical 三洋電機株式会社
Priority to JP17919683U priority Critical patent/JPS6086083U/en
Publication of JPS6086083U publication Critical patent/JPS6086083U/en
Application granted granted Critical
Publication of JPH0139102Y2 publication Critical patent/JPH0139102Y2/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 drawings]

第１図および第２図は本考案のモータの速度検出装置を
示す断面図および概略部分平面図、第３図は本考案に係
る回転体の例を示す断面図である。 １・・・ステータ、３・・・マグネット円板、４・・・
ロータヨーク、５・・田−夕軸、６・・・回路基板、７
・・・回転体、８・・・光導缶体（光ファイバ）、９・
・・受光素子（フォトトランジスタ）。1 and 2 are a cross-sectional view and a schematic partial plan view showing a motor speed detection device according to the present invention, and FIG. 3 is a cross-sectional view showing an example of a rotating body according to the present invention. 1... Stator, 3... Magnet disc, 4...
Rotor yoke, 5... Data-Yu axis, 6... Circuit board, 7
... Rotating body, 8... Light guide can (optical fiber), 9.
... Light receiving element (phototransistor).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ステータと、このステータに軸支されたロータ軸と、光
を伝播する複数の先導缶体を回転中心部から周縁に向け
て放射状に配設しかつ前記ロータ軸に支持された回転体
と、この回転体周縁の光導缶体端部に向けて分散配置さ
れた複数の受光素子とを具備してなることを特徴とする
モータの速度検出装置。A rotating body including a stator, a rotor shaft supported by the stator, a plurality of light-propagating leading cans arranged radially from the center of rotation toward the periphery, and supported by the rotor shaft; 1. A speed detection device for a motor, comprising a plurality of light-receiving elements distributed toward an end of a light guide can around a rotating body.
JP17919683U 1983-11-18 1983-11-18 Motor speed detection device Granted JPS6086083U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17919683U JPS6086083U (en) 1983-11-18 1983-11-18 Motor speed detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17919683U JPS6086083U (en) 1983-11-18 1983-11-18 Motor speed detection device

Publications (2)

Publication Number Publication Date
JPS6086083U true JPS6086083U (en) 1985-06-13
JPH0139102Y2 JPH0139102Y2 (en) 1989-11-22

Family

ID=30388861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17919683U Granted JPS6086083U (en) 1983-11-18 1983-11-18 Motor speed detection device

Country Status (1)

Country Link
JP (1) JPS6086083U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06113526A (en) * 1992-03-03 1994-04-22 Sharp Corp Overcurrent limiting circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255609U (en) * 1975-10-20 1977-04-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255609U (en) * 1975-10-20 1977-04-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06113526A (en) * 1992-03-03 1994-04-22 Sharp Corp Overcurrent limiting circuit

Also Published As

Publication number Publication date
JPH0139102Y2 (en) 1989-11-22

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