GB2104739B - Circuit arrangement for coupling and demagnetizing of electromagnets fed by direct current - Google Patents

Circuit arrangement for coupling and demagnetizing of electromagnets fed by direct current

Info

Publication number
GB2104739B
GB2104739B GB08223526A GB8223526A GB2104739B GB 2104739 B GB2104739 B GB 2104739B GB 08223526 A GB08223526 A GB 08223526A GB 8223526 A GB8223526 A GB 8223526A GB 2104739 B GB2104739 B GB 2104739B
Authority
GB
United Kingdom
Prior art keywords
demagnetizing
coupling
direct current
circuit arrangement
electromagnets
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.)
Expired
Application number
GB08223526A
Other versions
GB2104739A (en
Inventor
Vaino Karjalainen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2104739A publication Critical patent/GB2104739A/en
Application granted granted Critical
Publication of GB2104739B publication Critical patent/GB2104739B/en
Expired legal-status Critical Current

Links

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
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Electronic Switches (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Electromagnets (AREA)
  • Magnetically Actuated Valves (AREA)
  • Relay Circuits (AREA)
  • Jigs For Machine Tools (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Rectifiers (AREA)
GB08223526A 1981-08-18 1982-08-16 Circuit arrangement for coupling and demagnetizing of electromagnets fed by direct current Expired GB2104739B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI812543A FI66701C (en) 1981-08-18 1981-08-18 KOPPLINGSFOERFARANDE

Publications (2)

Publication Number Publication Date
GB2104739A GB2104739A (en) 1983-03-09
GB2104739B true GB2104739B (en) 1985-05-09

Family

ID=8514636

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08223526A Expired GB2104739B (en) 1981-08-18 1982-08-16 Circuit arrangement for coupling and demagnetizing of electromagnets fed by direct current

Country Status (22)

Country Link
JP (1) JPS5842207A (en)
AT (1) AT383903B (en)
AU (1) AU8707582A (en)
BE (1) BE894139A (en)
BR (1) BR8204806A (en)
CH (1) CH658743A5 (en)
DD (1) DD210502A1 (en)
DE (1) DE3230254A1 (en)
DK (1) DK369682A (en)
ES (1) ES8306284A1 (en)
FI (1) FI66701C (en)
FR (1) FR2511806B1 (en)
GB (1) GB2104739B (en)
HU (1) HU191072B (en)
IT (1) IT1206146B (en)
NL (1) NL8203232A (en)
NO (1) NO158767C (en)
PL (1) PL237953A1 (en)
SE (1) SE454629B (en)
SU (1) SU1233817A3 (en)
YU (1) YU176882A (en)
ZA (1) ZA825870B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8425120D0 (en) * 1984-10-04 1984-11-07 Vent Axia Ltd Dc solenoid circuits
EP0470589A3 (en) * 1990-08-10 1992-10-14 Mitsui Petrochemical Industries, Ltd. Thermal adhesive vibration damping sheets
US5354804A (en) * 1991-05-09 1994-10-11 Tosoh Corporation Method of emulsifying thermoplastic resin composition
JP2617835B2 (en) * 1991-08-27 1997-06-04 新日本製鐵株式会社 Manufacturing method of lubricated plated steel sheet with excellent paint adhesion
JP2617834B2 (en) * 1991-08-27 1997-06-04 新日本製鐵株式会社 Manufacturing method of lubricated plated steel sheet with excellent surface properties
JP2617837B2 (en) * 1991-09-06 1997-06-04 新日本製鐵株式会社 Method for producing lubricated plated steel sheet with excellent slidability and press workability
JP2617838B2 (en) * 1991-09-09 1997-06-04 新日本製鐵株式会社 Manufacturing method of high performance lubricated steel sheet
GB2320814B (en) * 1996-12-31 2000-11-29 Redcliffe Magtronics Ltd An apparatus for altering the magnetic state of a permanent magnet
FR2924527A1 (en) 2007-11-29 2009-06-05 Finsecur Soc Par Actions Simpl METHOD AND DEVICE FOR CLOSING A FIRE DOOR

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3181559A (en) * 1960-10-19 1965-05-04 American Brake Shoe Co Electromagnetic and fluid pressure operated valve and anti-hysteresis control circuit therefor
US3329247A (en) * 1965-10-06 1967-07-04 Eaton Yale & Towne Electromagnetic coupling apparatus
DE2745997A1 (en) * 1977-10-13 1979-04-19 Sew Eurodrive Gmbh & Co ARRANGEMENT FOR CONTROLLING THE SWITCHING ON AND OFF BEHAVIOR OF INDUCTIVITIES SUCH AS ELECTROMAGNETS OR THE LIKE.
DD147016A1 (en) * 1979-11-13 1981-03-11 Siegfried Fleischer CIRCUIT ARRANGEMENT FOR QUICK-LOADING ELECTROMAGNETS
DE3003506C2 (en) * 1980-01-31 1983-12-01 Deutsches Elektronen-Synchrotron Desy, 2000 Hamburg Fast control circuit for an electromagnet

Also Published As

Publication number Publication date
SE8204728L (en) 1983-02-19
ZA825870B (en) 1983-06-29
PL237953A1 (en) 1983-04-25
SE8204728D0 (en) 1982-08-17
DE3230254A1 (en) 1983-03-17
GB2104739A (en) 1983-03-09
FR2511806A1 (en) 1983-02-25
ES515062A0 (en) 1983-05-01
NO158767B (en) 1988-07-18
BE894139A (en) 1982-12-16
FI66701C (en) 1984-11-12
DK369682A (en) 1983-02-19
JPS5842207A (en) 1983-03-11
SU1233817A3 (en) 1986-05-23
FI66701B (en) 1984-07-31
NO158767C (en) 1988-10-26
AT383903B (en) 1987-09-10
HU191072B (en) 1987-01-28
AU8707582A (en) 1983-05-12
ES8306284A1 (en) 1983-05-01
SE454629B (en) 1988-05-16
IT8248994A0 (en) 1982-08-16
YU176882A (en) 1985-04-30
CH658743A5 (en) 1986-11-28
IT1206146B (en) 1989-04-14
NL8203232A (en) 1983-03-16
NO822795L (en) 1983-02-21
ATA306282A (en) 1987-01-15
DD210502A1 (en) 1984-06-13
FI812543L (en) 1983-02-19
BR8204806A (en) 1983-08-02
FR2511806B1 (en) 1985-12-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee