JPS5975780U - electromagnetic drive device - Google Patents

electromagnetic drive device

Info

Publication number
JPS5975780U
JPS5975780U JP16998082U JP16998082U JPS5975780U JP S5975780 U JPS5975780 U JP S5975780U JP 16998082 U JP16998082 U JP 16998082U JP 16998082 U JP16998082 U JP 16998082U JP S5975780 U JPS5975780 U JP S5975780U
Authority
JP
Japan
Prior art keywords
drive device
electromagnetic drive
magnetic circuit
utility
model registration
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
JP16998082U
Other languages
Japanese (ja)
Other versions
JPS6311897Y2 (en
Inventor
梅原　輝雄
岡田　三郎
Original Assignee
日立金属株式会社
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 日立金属株式会社 filed Critical 日立金属株式会社
Priority to JP16998082U priority Critical patent/JPS5975780U/en
Publication of JPS5975780U publication Critical patent/JPS5975780U/en
Application granted granted Critical
Publication of JPS6311897Y2 publication Critical patent/JPS6311897Y2/ja
Granted legal-status Critical Current

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  • Reciprocating, Oscillating Or Vibrating 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】[Brief explanation of the drawing]

第１図イ９口、ハは従来の電磁駆動装置の磁気回路の磁
気回路の一例を説明するための正面図、第２図イ１口は
本考案の一実施例に係る電磁駆動装置の磁気回路を説明
するための正面図である。 １、ｌ’、　　ｌａ、ｌｂ：ヨーり片、２ａ、　　２ｂ
、　　２Ｃ。 ２ｄ：永久磁石、３・・・スペーサ、４：可動コイル。 ＜Ａ＞　　　　　　會２Ａ　　　　ｈＬ−−４−４ 一一穴一 ↑２Ｃ 着磁 ノ　　　　ｆ　　　ノ ｉｌｌ　　　　　　　　　ｔｔ” Ｂｄ。Figure 1 A9 and C are front views for explaining an example of the magnetic circuit of a conventional electromagnetic drive device, and Figure 2 A1 is a magnetic drive device according to an embodiment of the present invention. It is a front view for explaining a circuit. 1, l', la, lb: Yaw piece, 2a, 2b
, 2C. 2d: Permanent magnet, 3... Spacer, 4: Moving coil. <A> 2A hL--4-4 1 1 hole 1 ↑ 2C magnetization f no ill tt” Bd.

Claims (1)

【実用新案登録請求の範囲】 １　強磁性材料からなるヨークと永久磁石を含む磁気回
路と、該磁気回路内に移動自在に挿入された可動コイル
とをそなえた電磁駆動装置において、前記磁気回路は、
その中央で２つに分割された前記ヨークにそれぞれ固定
された前記永久磁石を着磁した後一体的に結合されたこ
とを特徴とする電磁駆動装置。 ２　永久磁石としてＲ２Ｃ１７系の希土類コバルト磁石
を用いたことを特徴とする実用新案登録請求の範囲第２
項記載の電磁駆動装置。[Claims for Utility Model Registration] 1. In an electromagnetic drive device comprising a magnetic circuit including a yoke and a permanent magnet made of a ferromagnetic material, and a movable coil movably inserted into the magnetic circuit, the magnetic circuit comprises: ,
An electromagnetic drive device characterized in that the permanent magnets each fixed to the yoke divided into two at the center are magnetized and then integrally coupled. 2 Utility model registration claim 2 characterized in that an R2C17 rare earth cobalt magnet is used as a permanent magnet
The electromagnetic drive device described in .
JP16998082U 1982-11-10 1982-11-10 electromagnetic drive device Granted JPS5975780U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16998082U JPS5975780U (en) 1982-11-10 1982-11-10 electromagnetic drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16998082U JPS5975780U (en) 1982-11-10 1982-11-10 electromagnetic drive device

Publications (2)

Publication Number Publication Date
JPS5975780U true JPS5975780U (en) 1984-05-23
JPS6311897Y2 JPS6311897Y2 (en) 1988-04-06

Family

ID=30371207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16998082U Granted JPS5975780U (en) 1982-11-10 1982-11-10 electromagnetic drive device

Country Status (1)

Country Link
JP (1) JPS5975780U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5567975A (en) * 1978-11-14 1980-05-22 Nippon Telegr & Teleph Corp <Ntt> Head positioning unit
JPS5588559A (en) * 1978-12-25 1980-07-04 Fujitsu Ltd Magnetic circuit construction for magnetic deriver

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5567975A (en) * 1978-11-14 1980-05-22 Nippon Telegr & Teleph Corp <Ntt> Head positioning unit
JPS5588559A (en) * 1978-12-25 1980-07-04 Fujitsu Ltd Magnetic circuit construction for magnetic deriver

Also Published As

Publication number Publication date
JPS6311897Y2 (en) 1988-04-06

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