JPS6031196U - Overtemperature rise prevention circuit for brushless motors - Google Patents

Overtemperature rise prevention circuit for brushless motors

Info

Publication number
JPS6031196U
JPS6031196U JP12427583U JP12427583U JPS6031196U JP S6031196 U JPS6031196 U JP S6031196U JP 12427583 U JP12427583 U JP 12427583U JP 12427583 U JP12427583 U JP 12427583U JP S6031196 U JPS6031196 U JP S6031196U
Authority
JP
Japan
Prior art keywords
prevention circuit
rise prevention
brushless motors
transistor
overtemperature
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
JP12427583U
Other languages
Japanese (ja)
Inventor
紙本　伸明
Original Assignee
松下電工株式会社
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 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP12427583U priority Critical patent/JPS6031196U/en
Publication of JPS6031196U publication Critical patent/JPS6031196U/en
Pending legal-status Critical Current

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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図および第２図は従来の温度過昇防止回路の説明図
、第３図は本考案の一実施例を示す回路図、第４図は第
３図の動作説明図、第５図はブラシレスモータの構成図
、第６図および第７図は本考案の他の実施例を示す回路
図である。 ＴＨ，ＴＨ，、ＴＨ２・・・正特性サーミスタ、Ｗｉｔ
　Ｗ２ｓｅｅモータコイル、Ｑｏｔ　Ｑｔ＊　Ｑ２”　
トランジスタ。1 and 2 are explanatory diagrams of a conventional overtemperature rise prevention circuit, FIG. 3 is a circuit diagram showing an embodiment of the present invention, FIG. 4 is an explanatory diagram of the operation of FIG. 3, and FIG. The configuration diagram of the brushless motor, FIGS. 6 and 7 are circuit diagrams showing other embodiments of the present invention. TH, TH,, TH2...Positive characteristic thermistor, Wit
W2see motor coil, Qot Qt* Q2”
transistor.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）サーミスタを含む抵抗分圧回路の出力端子を波形
整形回狼を介してトランジスタのベースに接続し、この
トランジスタの出力によりモータコイルへの通電をオン
・オフしてなるブラシレスモータの温度過昇防止回路。(1) The output terminal of a resistive voltage divider circuit including a thermistor is connected to the base of a transistor via a waveform shaping circuit, and the output of this transistor is used to turn on and off power to the motor coil. rise prevention circuit. （２）トランジスタの出力を各モータコイルに接続され
た他のトランジスタに共通に与えてなる実用新案登録請
求の範囲第１項記載のブラシレスモータの温度過昇防止
回路。(2) An overtemperature rise prevention circuit for a brushless motor according to claim 1, wherein the output of the transistor is commonly applied to other transistors connected to each motor coil.
JP12427583U 1983-08-10 1983-08-10 Overtemperature rise prevention circuit for brushless motors Pending JPS6031196U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12427583U JPS6031196U (en) 1983-08-10 1983-08-10 Overtemperature rise prevention circuit for brushless motors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12427583U JPS6031196U (en) 1983-08-10 1983-08-10 Overtemperature rise prevention circuit for brushless motors

Publications (1)

Publication Number Publication Date
JPS6031196U true JPS6031196U (en) 1985-03-02

Family

ID=30283364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12427583U Pending JPS6031196U (en) 1983-08-10 1983-08-10 Overtemperature rise prevention circuit for brushless motors

Country Status (1)

Country Link
JP (1) JPS6031196U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013128356A (en) * 2011-12-19 2013-06-27 Panasonic Corp Motor inverter device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013128356A (en) * 2011-12-19 2013-06-27 Panasonic Corp Motor inverter device

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