IT1159035B - Circuito commutatore ad effetto di prossimita - Google Patents

Circuito commutatore ad effetto di prossimita

Info

Publication number: IT1159035B
Authority: IT; Italy
Prior art keywords: switching circuit; proximity effect; effect switching; proximity; circuit
Prior art date: 1982-06-11

Application number

IT6764383A

Other languages

English (en)

Other versions

IT8367643A0 (it

IT8367643A1 (it

Inventor

Geoffrey John Harris

Original Assignee

Square D Co

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.)

1982-06-11

Filing date

1983-06-10

Publication date

1987-02-25

1983-06-10 Application filed by Square D Co filed Critical Square D Co

1983-06-10 Publication of IT8367643A0 publication Critical patent/IT8367643A0/it

1984-12-10 Publication of IT8367643A1 publication Critical patent/IT8367643A1/it

1987-02-25 Application granted granted Critical

1987-02-25 Publication of IT1159035B publication Critical patent/IT1159035B/it

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
- H03K17/951—Measures for supplying operating voltage to the detector circuit
- 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
- H03K17/952—Proximity switches using a magnetic detector using inductive coils
- H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
- H03K17/9542—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator
- H03K17/9547—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator with variable amplitude

IT6764383A 1982-06-11 1983-06-10 Circuito commutatore ad effetto di prossimita IT1159035B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8217084		1982-06-11

Publications (3)

Publication Number	Publication Date
IT8367643A0 IT8367643A0 (it)	1983-06-10
IT8367643A1 IT8367643A1 (it)	1984-12-10
IT1159035B true IT1159035B (it)	1987-02-25

Family

ID=10530989

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
IT5345283U IT8353452V0 (it)	1982-06-11	1983-06-10	Circuito commutatore ad effetto di prossimita
IT6764383A IT1159035B (it)	1982-06-11	1983-06-10	Circuito commutatore ad effetto di prossimita

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
IT5345283U IT8353452V0 (it)	1982-06-11	1983-06-10	Circuito commutatore ad effetto di prossimita

Country Status (10)

Country	Link
US (1)	US4920281A (it)
EP (1)	EP0111517A1 (it)
JP (1)	JPS59501040A (it)
AU (1)	AU573169B1 (it)
CA (1)	CA1216041A (it)
ES (1)	ES523161A0 (it)
IT (2)	IT8353452V0 (it)
MX (1)	MX155394A (it)
WO (1)	WO1983004458A1 (it)
ZA (1)	ZA834105B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA834105B (en) *	1982-06-11	1984-02-29	Square D Co	Proximity switch circuit
GB2180938B (en) *	1985-09-24	1990-02-28	Square D Co	Low leakage, a c proximity switch circuit
DE3536925A1 (de) *	1985-10-17	1987-04-23	Balluff Gebhard Feinmech	Zweidraht-schalter mit einem leistungstranistor
JPH069336B2 (ja) *	1987-04-03	1994-02-02	本田技研工業株式会社	高周波発振型近接スイツチ
EP0299259B1 (de) *	1987-07-11	1994-03-09	i f m electronic gmbh	Elektronisches, vorzugsweise berührungslos arbeitendes Schaltgerät
FR2668257B1 (fr) *	1990-10-18	1994-05-13	Telemecanique	Detecteur du type deux fils a tension regulee.
EP0541881B1 (en) *	1991-11-15	1995-07-19	Saqr Majed El Marry	Intrusion detection apparatus
US5588593A (en) *	1995-06-05	1996-12-31	C.H. Heist Corp	Safety apparatus for high pressure liquid jet system
US7174377B2 (en) *	2002-01-16	2007-02-06	Xerox Corporation	Method and apparatus for collaborative document versioning of networked documents
US6945117B2 (en) *	2003-08-29	2005-09-20	Dana Corporation	Gasket having a fiber-optic pressure sensor assembly
EP4282546B1 (de) *	2022-05-24	2025-03-05	Andreas Stihl AG & Co. KG	Hochdruckreinigungsgerät

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3743865A (en) *	1971-12-29	1973-07-03	W Riechmann	Proximity switch
US3935542A (en) *	1972-01-22	1976-01-27	Robert Buck	Contactless oscillator-type proximity sensor with constant-voltage impedance
US3747010A (en) *	1972-09-21	1973-07-17	R Buck	Power supply for oscillator circuit of contactless proximity indicator
IT975218B (it) *	1972-10-11	1974-07-20	Olivetti & Co Spa	Sensore di prossimita
DE2356490C2 (de) *	1973-11-13	1975-10-02	Robert 7995 Neukirch Buck	Elektronisches, vorzugsweise berührungslos arbeitendes Schaltgerät
US4138709A (en) *	1975-10-22	1979-02-06	Square D Company	Proximity switch
DE3041840C2 (de) *	1980-11-06	1989-01-12	Honeywell Gmbh, 6050 Offenbach	Zweidraht-Speiseschaltung
ZA834105B (en) *	1982-06-11	1984-02-29	Square D Co	Proximity switch circuit

1983
- 1983-06-06 ZA ZA834105A patent/ZA834105B/xx unknown
- 1983-06-07 JP JP58501892A patent/JPS59501040A/ja active Pending
- 1983-06-07 EP EP83901827A patent/EP0111517A1/en not_active Withdrawn
- 1983-06-07 WO PCT/GB1983/000149 patent/WO1983004458A1/en not_active Ceased
- 1983-06-07 AU AU16072/83A patent/AU573169B1/en not_active Ceased
- 1983-06-09 CA CA000430074A patent/CA1216041A/en not_active Expired
- 1983-06-10 IT IT5345283U patent/IT8353452V0/it unknown
- 1983-06-10 ES ES523161A patent/ES523161A0/es active Granted
- 1983-06-10 IT IT6764383A patent/IT1159035B/it active
- 1983-06-13 MX MX197642A patent/MX155394A/es unknown
1988
- 1988-09-12 US US07/244,548 patent/US4920281A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
AU573169B1 (en)	1988-06-02
IT8367643A0 (it)	1983-06-10
JPS59501040A (ja)	1984-06-07
ES8405192A1 (es)	1984-05-16
ES523161A0 (es)	1984-05-16
EP0111517A1 (en)	1984-06-27
ZA834105B (en)	1984-02-29
CA1216041A (en)	1986-12-30
WO1983004458A1 (en)	1983-12-22
US4920281A (en)	1990-04-24
MX155394A (es)	1988-02-26
IT8367643A1 (it)	1984-12-10
IT8353452V0 (it)	1983-06-10

Publication	Publication Date	Title
IT1171791B (it)	1987-06-10	Circuito di interfaccia
IT1170299B (it)	1987-06-03	Circuito di completamento di chiamate
AR232057A1 (es)	1985-04-30	Interruptor de circuito
FI830701A7 (fi)	1983-11-06	Kytkintransistorin suojakytkentä.
IT1183713B (it)	1987-10-22	Interruttore di circuito elettronico
DK300683A (da)	1983-12-31	Fikseringskredsloeb
IT1169830B (it)	1987-06-03	Disposizione ad interruttore di avviamento
BR8303425A (pt)	1983-11-08	Conjunto de circuito integrado desacoplado
AT377136B (de)	1985-02-11	Elektronischer schalter
IT1156136B (it)	1987-01-28	Circuito demultiplatore
IT1159035B (it)	1987-02-25	Circuito commutatore ad effetto di prossimita
BR8205190A (pt)	1983-08-16	Circuito sincronizador-supervisor
IT1206117B (it)	1989-04-14	Circuito demultiplatore.
ATA306282A (de)	1987-01-15	Schaltungsanordnung
FI823709A0 (fi)	1982-10-29	Kopplingsanordning
AT375499B (de)	1984-08-10	Wechselrichterschaltung
FI830659A0 (fi)	1983-02-28	Kopplingsanordning
BR8103787A (pt)	1982-03-09	Circuito interuptor
DK10983A (da)	1983-08-12	Bimetalafbryder
BR8104534A (pt)	1982-03-30	Circuito talhador de comutacao livre
KR840006424U (ko)	1984-12-03	개폐기
FI833024A0 (fi)	1983-08-24	Kopplingsanordning
IT1168612B (it)	1987-05-20	Circuito generatore di impulsi
DK155259C (da)	1989-07-24	Snapafbryder
KR840007866U (ko)	1984-12-26	절환기