BE771966A - ELECTROMAGNETIC SWITCHING DEVICE - Google Patents

ELECTROMAGNETIC SWITCHING DEVICE

Info

Publication number: BE771966A
Authority: BE; Belgium
Prior art keywords: switching device; electromagnetic switching; electromagnetic; switching
Prior art date: 1970-08-31

Application number

BE771966A

Other languages

French (fr)

Original Assignee

Philips Nv

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.)

1970-08-31

Filing date

1971-08-30

Publication date

1972-02-29

1971-08-30 Application filed by Philips Nv filed Critical Philips Nv

1972-02-29 Publication of BE771966A publication Critical patent/BE771966A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/01—Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Electromagnets (AREA)

BE771966A 1970-08-31 1971-08-30 ELECTROMAGNETIC SWITCHING DEVICE BE771966A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7012890A NL7012890A (en)	1970-08-31	1970-08-31

Publications (1)

Publication Number	Publication Date
BE771966A true BE771966A (en)	1972-02-29

Family

ID=19810915

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE771966A BE771966A (en)	1970-08-31	1971-08-30	ELECTROMAGNETIC SWITCHING DEVICE

Country Status (7)

Country	Link
US (1)	US3715695A (en)
AT (1)	AT314018B (en)
BE (1)	BE771966A (en)
DE (1)	DE2139405C3 (en)
FR (1)	FR2103649B1 (en)
GB (1)	GB1350614A (en)
NL (1)	NL7012890A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0018352B1 (en) *	1979-04-05	1984-08-01	Motor Magnetics Inc.	Electric device or machine
FR2520152B1 (en) *	1982-01-20	1986-02-28	Telemecanique Electrique	ELECTRO-MAGNET WITH MOBILE EQUIPMENT WITH PERMANENT MAGNET WITH MONOSTABLE OPERATION
DE3225777C2 (en) *	1982-07-09	1984-05-10	Siemens AG, 1000 Berlin und 8000 München	Polarized relay
FR2554960B1 (en) *	1983-11-16	1987-06-26	Telemecanique Electrique	ELECTRO-MAGNET COMPRISING CYLINDER HEADS AND AN ARMATURE COMPRISING A PERMANENT MAGNET PROVIDED ON ITS POLAR FACES, OF POLAR PARTS EXTENDING THE AXIS OF THE MAGNET, THIS AXIS BEING PERPENDICULAR TO THE DIRECTION OF MOVEMENT
JPS63164135A (en) *	1986-08-08	1988-07-07	山本　誠二	Driver for working piece
DE102007011050A1 (en) *	2007-03-07	2008-09-11	Robert Bosch Gmbh	Magnetic circuit for solenoid valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE57706C (en) *			Dr. H. HEYNE in Landsbut, Bayern	Dry process for glue and gelatin solutions
DE968353C (en) *	1952-01-18	1958-02-06	Siemens Ag	Arrangement to prevent contact bouncing and to reduce switching noise in electromagnetically operated switching devices

1970
- 1970-08-31 NL NL7012890A patent/NL7012890A/xx unknown
1971
- 1971-08-06 DE DE2139405A patent/DE2139405C3/en not_active Expired
- 1971-08-25 US US00174731A patent/US3715695A/en not_active Expired - Lifetime
- 1971-08-27 AT AT751271A patent/AT314018B/en not_active IP Right Cessation
- 1971-08-27 GB GB4030371A patent/GB1350614A/en not_active Expired
- 1971-08-30 BE BE771966A patent/BE771966A/en not_active IP Right Cessation
- 1971-08-31 FR FR7131477A patent/FR2103649B1/fr not_active Expired

Also Published As

Publication number	Publication date
NL7012890A (en)	1972-03-02
US3715695A (en)	1973-02-06
DE2139405B2 (en)	1978-04-06
FR2103649A1 (en)	1972-04-14
FR2103649B1 (en)	1976-09-03
AT314018B (en)	1974-03-11
GB1350614A (en)	1974-04-18
DE2139405C3 (en)	1978-11-30
DE2139405A1 (en)	1973-08-30

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Legal Events

Date	Code	Title	Description
1986-02-28	RE	Patent lapsed	Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN Effective date: 19850831

Date

Code

Title

Description

1986-02-28

Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN

Effective date: 19850831