JPS593769U - Brushless motor safety device - Google Patents

Brushless motor safety device

Info

Publication number
JPS593769U
JPS593769U JP9691382U JP9691382U JPS593769U JP S593769 U JPS593769 U JP S593769U JP 9691382 U JP9691382 U JP 9691382U JP 9691382 U JP9691382 U JP 9691382U JP S593769 U JPS593769 U JP S593769U
Authority
JP
Japan
Prior art keywords
safety device
rotor
brushless motor
drive circuit
motor safety
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
JP9691382U
Other languages
Japanese (ja)
Other versions
JPH0145274Y2 (en
Inventor
哲男 前田
正樹 鈴木
Original Assignee
松下電器産業株式会社
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 松下電器産業株式会社 filed Critical 松下電器産業株式会社
Priority to JP9691382U priority Critical patent/JPS593769U/en
Publication of JPS593769U publication Critical patent/JPS593769U/en
Application granted granted Critical
Publication of JPH0145274Y2 publication Critical patent/JPH0145274Y2/ja
Granted legal-status Critical Current

Links

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  • Control Of Motors That Do Not Use Commutators (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) [Abstract] 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：従来のブラッシレスモータの駆動回路、第２図
工本考案のブラツシレスモータの駆動回路。 〔記号〕、１・・・制御器、２ａ、　２ｂ・・・２相の
巻線、３ａ、　　３ｂ・・・２相のロータ位置検出素子
、４・・・ロータ、５．６・・・ウィンドコンパレータ
、７・・・ＡＮＤゲート、８・・・制御トランジスタ、
９・・・電源トランジスタ。Figure 1: Conventional brushless motor drive circuit; Figure 2: Invention brushless motor drive circuit. [Symbols], 1...Controller, 2a, 2b...2-phase winding, 3a, 3b...2-phase rotor position detection element, 4...Rotor, 5.6...Window Comparator, 7...AND gate, 8...Control transistor,
9...Power transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ロータを駆動する２相の巻線と、このロータの位置を検
出する２相の位置検出素子と、この検出素子の出力によ
って前記２相の巻線を流れる電流を制御する制御器とよ
りなるブラツシレスモークの駆動回路において、前記２
相のロータ位置検出素子の出力を比較する１対のウィン
ドコンパレータを設け、このウィンドコンパレータの出
力によってこの駆動回路の電源トランジスタのオンオフ
を制御することを特徴とするブラツシレスモークの安全
装置。A brake system consisting of a two-phase winding that drives the rotor, a two-phase position detection element that detects the position of the rotor, and a controller that controls the current flowing through the two-phase winding based on the output of this detection element. In the drive circuit of Tsushire Smoke, the above 2
A brushless smoke safety device characterized in that a pair of window comparators are provided to compare the outputs of rotor position detection elements of the phases, and the output of the window comparators controls the on/off of the power transistor of the drive circuit.
JP9691382U 1982-06-28 1982-06-28 Brushless motor safety device Granted JPS593769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9691382U JPS593769U (en) 1982-06-28 1982-06-28 Brushless motor safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9691382U JPS593769U (en) 1982-06-28 1982-06-28 Brushless motor safety device

Publications (2)

Publication Number Publication Date
JPS593769U true JPS593769U (en) 1984-01-11
JPH0145274Y2 JPH0145274Y2 (en) 1989-12-27

Family

ID=30230751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9691382U Granted JPS593769U (en) 1982-06-28 1982-06-28 Brushless motor safety device

Country Status (1)

Country Link
JP (1) JPS593769U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821055U (en) * 1981-07-28 1983-02-09 小川　淳次 Crushing attachments for civil engineering machinery, etc.
JPS611554U (en) * 1984-06-11 1986-01-08 日立建機株式会社 cutter device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821055U (en) * 1981-07-28 1983-02-09 小川　淳次 Crushing attachments for civil engineering machinery, etc.
JPS6329078Y2 (en) * 1981-07-28 1988-08-04
JPS611554U (en) * 1984-06-11 1986-01-08 日立建機株式会社 cutter device

Also Published As

Publication number Publication date
JPH0145274Y2 (en) 1989-12-27

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