GB1029314A - Improvements in holding magnet release means of high sensitivity - Google Patents

Improvements in holding magnet release means of high sensitivity

Info

Publication number
GB1029314A
GB1029314A GB1448464A GB1448464A GB1029314A GB 1029314 A GB1029314 A GB 1029314A GB 1448464 A GB1448464 A GB 1448464A GB 1448464 A GB1448464 A GB 1448464A GB 1029314 A GB1029314 A GB 1029314A
Authority
GB
United Kingdom
Prior art keywords
armature
holding magnet
high sensitivity
release means
yoke members
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
GB1448464A
Other languages
English (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.)
Felten and Guilleaume Austria AG
Felten and Guilleaume AG
Original Assignee
Felten and Guilleaume Austria AG
Felten and Guilleaume AG
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 Felten and Guilleaume Austria AG, Felten and Guilleaume AG filed Critical Felten and Guilleaume Austria AG
Publication of GB1029314A publication Critical patent/GB1029314A/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
    • H01F7/081—Magnetic constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part
    • H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnets (AREA)
GB1448464A 1963-04-26 1964-04-08 Improvements in holding magnet release means of high sensitivity Expired GB1029314A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT338563A AT242777B (de) 1963-04-26 1963-04-26 Haltemagnetauslöser mit mindestens dreiteiligem Jochkörper

Publications (1)

Publication Number Publication Date
GB1029314A true GB1029314A (en) 1966-05-11

Family

ID=3549722

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1448464A Expired GB1029314A (en) 1963-04-26 1964-04-08 Improvements in holding magnet release means of high sensitivity

Country Status (3)

Country Link
AT (1) AT242777B (de)
CH (1) CH410136A (de)
GB (1) GB1029314A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2415353A2 (fr) * 1978-01-24 1979-08-17 Francaise App Elect Mesure Circuit magnetique d'un electro-aimant comportant une armature munie d'un aimant permanent

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT372549B (de) * 1980-04-16 1983-10-25 Felten & Guilleaume Ag Oester Fehlerstromschutzschalter ohne summenstromwandler
AT372217B (de) * 1980-11-04 1983-09-12 Biegelmeier Gottfried Haltemagnetausloeser hoher empfindlichkeit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2415353A2 (fr) * 1978-01-24 1979-08-17 Francaise App Elect Mesure Circuit magnetique d'un electro-aimant comportant une armature munie d'un aimant permanent

Also Published As

Publication number Publication date
CH410136A (de) 1966-03-31
AT242777B (de) 1965-10-11

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