JPS549651A - Differential transformer type sensor - Google Patents

Differential transformer type sensor

Info

Publication number
JPS549651A
JPS549651A JP7464577A JP7464577A JPS549651A JP S549651 A JPS549651 A JP S549651A JP 7464577 A JP7464577 A JP 7464577A JP 7464577 A JP7464577 A JP 7464577A JP S549651 A JPS549651 A JP S549651A
Authority
JP
Japan
Prior art keywords
type sensor
differential transformer
transformer type
coils
generation
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
JP7464577A
Other languages
Japanese (ja)
Inventor
Kazuyoshi Honda
Kenichi Yoda
Kazuhiro Matsuoka
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP7464577A priority Critical patent/JPS549651A/en
Publication of JPS549651A publication Critical patent/JPS549651A/en
Pending legal-status Critical Current

Links

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  • Transmission And Conversion Of Sensor Element Output (AREA)

Abstract

PURPOSE: To save power and reduce the generation of heat of coils by applying square waves of a small duty to the primary coil of a pickup coil.
COPYRIGHT: (C)1979,JPO&Japio
JP7464577A 1977-06-22 1977-06-22 Differential transformer type sensor Pending JPS549651A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7464577A JPS549651A (en) 1977-06-22 1977-06-22 Differential transformer type sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7464577A JPS549651A (en) 1977-06-22 1977-06-22 Differential transformer type sensor

Publications (1)

Publication Number Publication Date
JPS549651A true JPS549651A (en) 1979-01-24

Family

ID=13553154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7464577A Pending JPS549651A (en) 1977-06-22 1977-06-22 Differential transformer type sensor

Country Status (1)

Country Link
JP (1) JPS549651A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5858569A (en) * 1981-10-02 1983-04-07 Fuji Xerox Co Ltd Toner ratio detecting device for electronic copying machine
JP4852667B1 (en) * 2011-03-04 2012-01-11 株式会社マコメ研究所 Proximity sensor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5858569A (en) * 1981-10-02 1983-04-07 Fuji Xerox Co Ltd Toner ratio detecting device for electronic copying machine
JP4852667B1 (en) * 2011-03-04 2012-01-11 株式会社マコメ研究所 Proximity sensor
JP2012185033A (en) * 2011-03-04 2012-09-27 Makome Kenkyusho:Kk Proximity sensor

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