JPH0211022B2 - - Google Patents

Info

Publication number: JPH0211022B2
Authority: JP; Japan
Prior art keywords: bias; current path; magnetic field; switch device; ferromagnetic
Prior art date: 1980-12-09
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.): Expired

Application number

JP55172553A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5797230A (en

Inventor

Hiroyuki Ookubo

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.)

Sony Magnescale Inc

Original Assignee

Sony Magnescale Inc

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.)

1980-12-09

Filing date

1980-12-09

Publication date

1990-03-12

1980-12-09 Application filed by Sony Magnescale Inc filed Critical Sony Magnescale Inc

1980-12-09 Priority to JP55172553A priority Critical patent/JPS5797230A/ja

1981-12-02 Priority to IT8125412A priority patent/IT1211140B/it

1981-12-07 Priority to CA000391611A priority patent/CA1182171A/en

1981-12-08 Priority to GB8136974A priority patent/GB2089514B/en

1981-12-08 Priority to US06/328,613 priority patent/US4492922A/en

1981-12-08 Priority to CH7845/81A priority patent/CH657949A5/de

1981-12-09 Priority to DE19813148754 priority patent/DE3148754A1/de

1981-12-09 Priority to FR8123042A priority patent/FR2495859B1/fr

1982-06-16 Publication of JPS5797230A publication Critical patent/JPS5797230A/ja

1990-03-12 Publication of JPH0211022B2 publication Critical patent/JPH0211022B2/ja

Status Granted legal-status Critical Current

Links

230000005291 magnetic effect Effects 0.000 claims description 70
230000005294 ferromagnetic effect Effects 0.000 claims description 29
238000013459 approach Methods 0.000 claims description 9
239000003302 ferromagnetic material Substances 0.000 claims description 3
239000000463 material Substances 0.000 claims description 2
230000000694 effects Effects 0.000 description 12
238000010586 diagram Methods 0.000 description 8
230000005415 magnetization Effects 0.000 description 8
229910052751 metal Inorganic materials 0.000 description 6
239000002184 metal Substances 0.000 description 6
239000000956 alloy Substances 0.000 description 5
229910045601 alloy Inorganic materials 0.000 description 5
239000004065 semiconductor Substances 0.000 description 5
150000002739 metals Chemical class 0.000 description 3
230000002269 spontaneous effect Effects 0.000 description 3
238000001514 detection method Methods 0.000 description 2
230000004907 flux Effects 0.000 description 2
229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
229910000943 NiAl Inorganic materials 0.000 description 1
229910003266 NiCo Inorganic materials 0.000 description 1
229910003289 NiMn Inorganic materials 0.000 description 1
229910003962 NiZn Inorganic materials 0.000 description 1
NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
230000003321 amplification Effects 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000002131 composite material Substances 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000005259 measurement Methods 0.000 description 1
238000003199 nucleic acid amplification method Methods 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector

Landscapes

Hall/Mr Elements (AREA)
Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Electronic Switches (AREA)

JP55172553A 1980-12-09 1980-12-09 Magnetic sensor switch device Granted JPS5797230A (en)

Priority Applications (8)

Application Number	Priority Date	Filing Date	Title
JP55172553A JPS5797230A (en)	1980-12-09	1980-12-09	Magnetic sensor switch device
IT8125412A IT1211140B (it)	1980-12-09	1981-12-02	Dispositivo commutatore a sensore magnetico.
CA000391611A CA1182171A (en)	1980-12-09	1981-12-07	Magnetic sensor for sensing the proximity of a relatively movable magnetically permeable member
GB8136974A GB2089514B (en)	1980-12-09	1981-12-08	Magnetic sensor switch device
US06/328,613 US4492922A (en)	1980-12-09	1981-12-08	Magnetic sensor with two series-connected magnetoresistive elements and a bias magnet for sensing the proximity of a relatively movable magnetically permeable member
CH7845/81A CH657949A5 (de)	1980-12-09	1981-12-08	Magnetischer annaeherungsschalter.
DE19813148754 DE3148754A1 (de)	1980-12-09	1981-12-09	Magnetische sensor-schaltervorrichtung
FR8123042A FR2495859B1 (fr)	1980-12-09	1981-12-09	Dispositif de commutation a capteur magnetique

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP55172553A JPS5797230A (en)	1980-12-09	1980-12-09	Magnetic sensor switch device

Publications (2)

Publication Number	Publication Date
JPS5797230A JPS5797230A (en)	1982-06-16
JPH0211022B2 true JPH0211022B2 (sv)	1990-03-12

Family

ID=15943989

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP55172553A Granted JPS5797230A (en)	1980-12-09	1980-12-09	Magnetic sensor switch device

Country Status (1)

Country	Link
JP (1)	JPS5797230A (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6954063B2 (en)	2001-03-27	2005-10-11	Denso Corporation	Motion detecting device using magnetoresistive unit

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6061750U (ja) *	1983-10-03	1985-04-30	株式会社村田製作所	磁電変換回路
JPH0258358U (sv) *	1988-10-19	1990-04-26
EP1557392A4 (en) *	2002-10-29	2011-05-18	Mitsubishi Electric Corp	DEVICE FOR BRAKING AN ELEVATOR
JP4689489B2 (ja) *	2006-02-14	2011-05-25	アルプス電気株式会社	磁気スイッチ

1980
- 1980-12-09 JP JP55172553A patent/JPS5797230A/ja active Granted

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6954063B2 (en)	2001-03-27	2005-10-11	Denso Corporation	Motion detecting device using magnetoresistive unit

Also Published As

Publication number	Publication date
JPS5797230A (en)	1982-06-16

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