JPS6037867U - Speed detector for brushless motor - Google Patents

Speed detector for brushless motor

Info

Publication number
JPS6037867U
JPS6037867U JP12955583U JP12955583U JPS6037867U JP S6037867 U JPS6037867 U JP S6037867U JP 12955583 U JP12955583 U JP 12955583U JP 12955583 U JP12955583 U JP 12955583U JP S6037867 U JPS6037867 U JP S6037867U
Authority
JP
Japan
Prior art keywords
brushless motor
speed
speed detector
detection magnet
speed detection
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
JP12955583U
Other languages
Japanese (ja)
Inventor
橋本　芳男
Original Assignee
株式会社リコー
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 株式会社リコー filed Critical 株式会社リコー
Priority to JP12955583U priority Critical patent/JPS6037867U/en
Publication of JPS6037867U publication Critical patent/JPS6037867U/en
Pending legal-status Critical Current

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  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Control Of Velocity Or Acceleration (AREA)

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図はブラシレスモータの一例の機構部及
び回路部を示す断面略図及びブロック図、第３図は同ブ
ラシレスモータのタイミングチャート、第４図は同ブラ
シレスモータの回転ムラ特性を示す図、第５図ａ、　ｂ
は従来のブラシレスモータ用速度検出器を示す斜視図及
び断面図、第６図及び第７図は本考案の一実施例の要部
を示す断面図及び分解斜視図、第８図は本考案の変形例
の一部を示す平面図である。 ２９・・・固定板、３０．３１・・・ピン、３２・・・
位置調整板、３４１〜３４ｎ・・・穴。Figures 1 and 2 are a cross-sectional schematic diagram and a block diagram showing the mechanical and circuit parts of an example of a brushless motor, Figure 3 is a timing chart of the same brushless motor, and Figure 4 shows the uneven rotation characteristics of the same brushless motor. Fig. 5a, b
6 and 7 are a sectional view and an exploded perspective view showing essential parts of an embodiment of the present invention, and FIG. 8 is a perspective view and an exploded perspective view showing a conventional speed detector for a brushless motor. It is a top view which shows a part of modification. 29...Fixing plate, 30.31...Pin, 32...
Position adjustment plate, 341-34n...hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] デジタル位相制御にて速度制御を行う速度制御□　　手
段を有しマグネットロータと速度検出用マグネットを同
一軸上に固定してなるブラシレスモータにおいて、前記
速度検出用マグネットを円周方向に可変できる調整機構
を具備したことを特徴とするブラシレスモータ用速度検
出器。In a brushless motor having speed control□ means for controlling speed by digital phase control and having a magnet rotor and a speed detection magnet fixed on the same axis, an adjustment mechanism that can vary the speed detection magnet in the circumferential direction. A speed detector for a brushless motor, characterized by comprising:
JP12955583U 1983-08-22 1983-08-22 Speed detector for brushless motor Pending JPS6037867U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12955583U JPS6037867U (en) 1983-08-22 1983-08-22 Speed detector for brushless motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12955583U JPS6037867U (en) 1983-08-22 1983-08-22 Speed detector for brushless motor

Publications (1)

Publication Number Publication Date
JPS6037867U true JPS6037867U (en) 1985-03-15

Family

ID=30293516

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12955583U Pending JPS6037867U (en) 1983-08-22 1983-08-22 Speed detector for brushless motor

Country Status (1)

Country Link
JP (1) JPS6037867U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008275546A (en) * 2007-05-07 2008-11-13 Matsushita Electric Ind Co Ltd Rotation angle detecting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008275546A (en) * 2007-05-07 2008-11-13 Matsushita Electric Ind Co Ltd Rotation angle detecting device

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