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JPS5338874A - Automatically restoring device - Google Patents

Automatically restoring device

Info

Publication number
JPS5338874A
JPS5338874A JP11390276A JP11390276A JPS5338874A JP S5338874 A JPS5338874 A JP S5338874A JP 11390276 A JP11390276 A JP 11390276A JP 11390276 A JP11390276 A JP 11390276A JP S5338874 A JPS5338874 A JP S5338874A
Authority
JP
Japan
Prior art keywords
restoring device
automatically restoring
automatically
permanent magnet
improve
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
JP11390276A
Other languages
Japanese (ja)
Inventor
Masaharu Tokushige
Kazunobu Hayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki Co Ltd
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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP11390276A priority Critical patent/JPS5338874A/en
Publication of JPS5338874A publication Critical patent/JPS5338874A/en
Pending legal-status Critical Current

Links

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  • Control Of Position Or Direction (AREA)

Abstract

PURPOSE: To improve the operation control property of a device for automatically closing a damper utilizing a permanent magnet or like electric device by permitting automatic restoration of an attraction operator.
COPYRIGHT: (C)1978,JPO&Japio
JP11390276A 1976-09-22 1976-09-22 Automatically restoring device Pending JPS5338874A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11390276A JPS5338874A (en) 1976-09-22 1976-09-22 Automatically restoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11390276A JPS5338874A (en) 1976-09-22 1976-09-22 Automatically restoring device

Publications (1)

Publication Number Publication Date
JPS5338874A true JPS5338874A (en) 1978-04-10

Family

ID=14624016

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11390276A Pending JPS5338874A (en) 1976-09-22 1976-09-22 Automatically restoring device

Country Status (1)

Country Link
JP (1) JPS5338874A (en)

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