FR2204854A1 - - Google Patents

Info

Publication number: FR2204854A1
Authority: FR; France
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.): Granted

Other versions

FR2204854B1 (en

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.)

General Electric Co

Original Assignee

General Electric 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.)

1972-10-26

Filing date

1973-10-24

Publication date

1974-05-24

1973-10-24Application filed by General Electric CofiledCriticalGeneral Electric Co

1974-05-24Publication of FR2204854A1publicationCriticalpatent/FR2204854A1/fr

1979-08-03Application grantedgrantedCritical

1979-08-03Publication of FR2204854B1publicationCriticalpatent/FR2204854B1/fr

StatusExpiredlegal-statusCriticalCurrent

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
- F25B2321/002—Details of machines, plants or systems, using electric or magnetic effects by using magneto-caloric effects
- F25B2321/0023—Details of machines, plants or systems, using electric or magnetic effects by using magneto-caloric effects with modulation, influencing or enhancing an existing magnetic field

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Magnetic Resonance Imaging Apparatus (AREA)
Microwave Tubes (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Hard Magnetic Materials (AREA)

FR7337840A1972-10-261973-10-24ExpiredFR2204854B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US30109472A	1972-10-26	1972-10-26

Publications (2)

Publication Number	Publication Date
FR2204854A1true FR2204854A1 (en)	1974-05-24
FR2204854B1 FR2204854B1 (en)	1979-08-03

Family

ID=23161919

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7337840AExpiredFR2204854B1 (en)	1972-10-26	1973-10-24

Country Status (9)

Country	Link
US (1)	US3781736A (en)
JP (2)	JPS49132595A (en)
DE (1)	DE2347039A1 (en)
ES (1)	ES419858A1 (en)
FR (1)	FR2204854B1 (en)
GB (1)	GB1454754A (en)
IT (1)	IT995956B (en)
NL (1)	NL7314663A (en)
SU (1)	SU824901A3 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5158323U (en)*	1974-10-31	1976-05-08
CS213709B1 (en)*	1979-03-13	1982-04-09	Vaclav Landa	Anizotropous permanent magnets
US4359706A (en)*	1979-12-18	1982-11-16	Arnold Flack	Magnet pole pieces and pole piece extensions and shields
US4549155A (en)*	1982-09-20	1985-10-22	The United States Of America As Represented By The United States Department Of Energy	Permanent magnet multipole with adjustable strength
DE3566185D1 (en)*	1984-04-11	1988-12-15	Sumitomo Spec Metals	Magnetic field generating device for nmr-ct
GB2196855B (en)*	1986-09-12	1991-06-26	Marubeni Kk	Magnetic therapeutic device
US5949316A (en)*	1995-08-24	1999-09-07	The United States Of America As Represented By The Secretary Of The Army	Magnetic reluctor structures and methods
US6573817B2 (en)	2001-03-30	2003-06-03	Sti Optronics, Inc.	Variable-strength multipole beamline magnet
US7079319B2 (en)*	2002-02-08	2006-07-18	Rene Helbing	Optical signal control device and method for utilizing same
JP4941938B2 (en)*	2007-10-10	2012-05-30	三菱自動車工業株式会社	Capacitance change detection circuit, touch panel, and determination method
US8736136B2 (en)*	2011-02-16	2014-05-27	Toyota Motor Engineering & Manufacturing North America, Inc.	Magnetic field manipulation in switched reluctance motors and design method
RU2011106381A (en)*	2011-02-22	2012-08-27	Закрытое акционерное общество "Нанотех-Актив" (RU)	MAGNETIC MODULE
US8736128B2 (en)*	2011-08-10	2014-05-27	Toyota Motor Engineering & Manufacturing North America, Inc.	Three dimensional magnetic field manipulation in electromagnetic devices
US8810345B1 (en)*	2013-08-23	2014-08-19	J. Thomas Goserud	Device for retrieving and securing golf ball marks
US10137582B2 (en)	2016-11-18	2018-11-27	Wahl Clipper Corporation	Flux bridge for pivot motors
EP3382678B1 (en)*	2017-03-27	2019-07-31	Ecole Polytechnique Federale De Lausanne (Epfl)	An electromagnetic actuator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB886916A (en)*	1958-10-28	1962-01-10	Roe A V & Co Ltd	Improvements in or relating to magnetic circuits employing permanent magnets or electro magnets
DE1801974A1 (en)*	1968-10-09	1970-05-27	Deutsche Edelstahlwerke Ag	Low-scatter permanent magnet system for magnetic dynamic speakers, microphones, etc.
US3768054A (en)*	1972-04-03	1973-10-23	Gen Electric	Low flux leakage magnet construction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1114606A (en)*	1954-11-18	1956-04-16	Csf	Improvements to permanent magnets
US2925517A (en)*	1957-05-23	1960-02-16	Bell Telephone Labor Inc	Electron beam focusing magnetic circuit
GB842531A (en)*	1958-12-24	1960-07-27	Mullard Ltd	Permanent magnets
NL287237A (en)*	1961-12-27

1972
- 1972-10-26USUS00301094Apatent/US3781736A/ennot_activeExpired - Lifetime
1973
- 1973-09-19DEDE19732347039patent/DE2347039A1/ennot_activeWithdrawn
- 1973-10-18ITIT7330243Apatent/IT995956B/enactive
- 1973-10-23ESES419858Apatent/ES419858A1/ennot_activeExpired
- 1973-10-24GBGB4955473Apatent/GB1454754A/ennot_activeExpired
- 1973-10-24FRFR7337840Apatent/FR2204854B1/frnot_activeExpired
- 1973-10-24JPJP48119060Apatent/JPS49132595A/jaactivePending
- 1973-10-25NLNL7314663Apatent/NL7314663A/xxnot_activeApplication Discontinuation
- 1973-10-25SUSU731974624Apatent/SU824901A3/enactive
1979
- 1979-12-28JPJP1979181487Upatent/JPS5629930Y2/janot_activeExpired

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB886916A (en)*	1958-10-28	1962-01-10	Roe A V & Co Ltd	Improvements in or relating to magnetic circuits employing permanent magnets or electro magnets
DE1801974A1 (en)*	1968-10-09	1970-05-27	Deutsche Edelstahlwerke Ag	Low-scatter permanent magnet system for magnetic dynamic speakers, microphones, etc.
US3768054A (en)*	1972-04-03	1973-10-23	Gen Electric	Low flux leakage magnet construction

Also Published As

Publication number	Publication date
IT995956B (en)	1975-11-20
US3781736A (en)	1973-12-25
JPS49132595A (en)	1974-12-19
GB1454754A (en)	1976-11-03
JPS5596614U (en)	1980-07-04
FR2204854B1 (en)	1979-08-03
ES419858A1 (en)	1976-07-01
DE2347039A1 (en)	1974-05-09
NL7314663A (en)	1974-05-01
JPS5629930Y2 (en)	1981-07-16
SU824901A3 (en)	1981-04-23

Publication	Publication Date	Title
FR2204854B1 (en)	1979-08-03
JPS547120Y2 (en)	1979-04-03
JPS4880175A (en)	1973-10-26
DE2215402C2 (en)	1974-04-18
JPS4877519A (en)	1973-10-18
JPS4952787A (en)	1974-05-22
JPS4941975A (en)	1974-04-19
JPS4925054U (en)	1974-03-04
JPS497726U (en)	1974-01-23
JPS514259Y2 (en)	1976-02-06
FR2190781B1 (en)	1977-02-18
CS156886B1 (en)	1974-08-23
CS155049B1 (en)	1974-04-30
JPS4996507U (en)	1974-08-20
JPS4986406U (en)	1974-07-26
CS154032B1 (en)	1974-03-29
JPS4891148U (en)	1973-11-01
JPS4920654A (en)	1974-02-23
CS153936B1 (en)	1974-03-29
JPS4937567U (en)	1974-04-03
CS153291B1 (en)	1974-02-25
CS157973B1 (en)	1974-10-15
CH565091A5 (en)	1975-08-15
CH280672A4 (en)	1974-04-30
CH594643A5 (en)	1978-01-13

Legal Events

Date	Code	Title	Description
1984-08-24	ST	Notification of lapse

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