JPS6138880U - brushless motor - Google Patents

brushless motor

Info

Publication number
JPS6138880U
JPS6138880U JP1984123713U JP12371384U JPS6138880U JP S6138880 U JPS6138880 U JP S6138880U JP 1984123713 U JP1984123713 U JP 1984123713U JP 12371384 U JP12371384 U JP 12371384U JP S6138880 U JPS6138880 U JP S6138880U
Authority
JP
Japan
Prior art keywords
rotor
brushless motor
yoke
stator
hole
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
JP1984123713U
Other languages
Japanese (ja)
Inventor
幸彦 安原
Original Assignee
アルプス電気株式会社
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 アルプス電気株式会社 filed Critical アルプス電気株式会社
Priority to JP1984123713U priority Critical patent/JPS6138880U/en
Priority to KR2019850000463U priority patent/KR900001855Y1/en
Publication of JPS6138880U publication Critical patent/JPS6138880U/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/12—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using detecting coils using the machine windings as detecting coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (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】 第１図は本考案によるブラシレスモータの一実施例を示
す断面図、第２図は第１図に示すブラシレズモータのロ
ータ部の平面図、第３図は第１図に示すブラシレスモー
タのステータ部の平面図、第４図は従来のブラシレスモ
ータの一例を示す断面図、第５図は第４図のＰＧヘッド
の概略構成を示す平面図である。 １・・・・・田一タ部、２・・・・・・ステータ部、３
・・・・・・回転子ヨーク、３ａ，３ｂ・・・・・・窓
孔、４・・・・・・回転子マグネット、５・・・・・・
回転軸、６・・而固定±ヨーク、７・・・・・・駆動コ
イル、８，９・・・・・・ＰＣマグネット（磁気発生素
子）、１０・・・・・・ＰＣヘッド（磁気検出素子）、
１１・・・・・・コア、１２・・・・・・コイル。[Brief Description of the Drawings] Fig. 1 is a cross-sectional view showing one embodiment of the brushless motor according to the present invention, Fig. 2 is a plan view of the rotor section of the brushless motor shown in Fig. 1, and Fig. 3 is a cross-sectional view showing an embodiment of the brushless motor according to the present invention. 4 is a sectional view showing an example of a conventional brushless motor, and FIG. 5 is a plan view showing a schematic configuration of the PG head shown in FIG. 4. 1... Taichita part, 2... Stator part, 3
...Rotor yoke, 3a, 3b...Window hole, 4...Rotor magnet, 5...
Rotating shaft, 6... Fixed ± yoke, 7... Drive coil, 8, 9... PC magnet (magnetic generation element), 10... PC head (magnetic detection element),
11... Core, 12... Coil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 固定子ヨーク上に複数個の駆動コイルを装着したステー
タ部と、円椀状の回転子ヨーク内にリング状の回転子マ
グネットを装着したロータ部とを備え、前記駆動コイル
に流れる電流と前記回転子マグネットから発する磁束と
の相互作用により前記ロータ部を回転させるブラシレス
モータにおいて、前記回転子ヨークの外周面に窒孔を形
成するとともに、該窓孔に前記回転子マグネットと磁気
的に結合された磁気発生素子の端面を露出させ、かつ、
該磁気発生素子からの磁束を検出可能な磁気検出素子を
前記ステータ部に配設したことを特徴とするブラシレス
モータ。The stator part has a plurality of drive coils mounted on a stator yoke, and the rotor part has a ring-shaped rotor magnet mounted in a bowl-shaped rotor yoke. In a brushless motor that rotates the rotor part by interaction with magnetic flux emitted from a child magnet, a nitrogen hole is formed in the outer peripheral surface of the rotor yoke, and a hole is magnetically coupled to the rotor magnet in the window hole. exposing the end face of the magnetism generating element, and
A brushless motor characterized in that a magnetic detection element capable of detecting magnetic flux from the magnetic generation element is disposed in the stator section.
JP1984123713U 1984-08-14 1984-08-14 brushless motor Pending JPS6138880U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1984123713U JPS6138880U (en) 1984-08-14 1984-08-14 brushless motor
KR2019850000463U KR900001855Y1 (en) 1984-08-14 1985-01-18 Brushless motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984123713U JPS6138880U (en) 1984-08-14 1984-08-14 brushless motor

Publications (1)

Publication Number Publication Date
JPS6138880U true JPS6138880U (en) 1986-03-11

Family

ID=30682458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984123713U Pending JPS6138880U (en) 1984-08-14 1984-08-14 brushless motor

Country Status (2)

Country Link
JP (1) JPS6138880U (en)
KR (1) KR900001855Y1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0222068U (en) * 1988-07-22 1990-02-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0222068U (en) * 1988-07-22 1990-02-14

Also Published As

Publication number Publication date
KR900001855Y1 (en) 1990-03-10
KR860002418U (en) 1986-03-31

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