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FR3020895B1 - Procede de fabrication de pieces magnetiques d'un relais differentiel comprenant un traitement de surface par microbillage - Google Patents

Procede de fabrication de pieces magnetiques d'un relais differentiel comprenant un traitement de surface par microbillage

Info

Publication number
FR3020895B1
FR3020895B1 FR1454187A FR1454187A FR3020895B1 FR 3020895 B1 FR3020895 B1 FR 3020895B1 FR 1454187 A FR1454187 A FR 1454187A FR 1454187 A FR1454187 A FR 1454187A FR 3020895 B1 FR3020895 B1 FR 3020895B1
Authority
FR
France
Prior art keywords
microbiling
surface treatment
differential relay
magnetic pieces
manufacturing magnetic
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 - Fee Related
Application number
FR1454187A
Other languages
English (en)
Other versions
FR3020895A1 (fr
Inventor
Ghislain Saujot
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.)
Aperam SA
Original Assignee
Aperam SA
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 Aperam SA filed Critical Aperam SA
Priority to FR1454187A priority Critical patent/FR3020895B1/fr
Priority to EP15163999.4A priority patent/EP2942792B1/fr
Priority to ES15163999.4T priority patent/ES2634000T3/es
Priority to CN201510226841.9A priority patent/CN105097357B/zh
Publication of FR3020895A1 publication Critical patent/FR3020895A1/fr
Application granted granted Critical
Publication of FR3020895B1 publication Critical patent/FR3020895B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • 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
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/22—Polarised relays
    • H01H51/2236—Polarised relays comprising pivotable armature, pivoting at extremity or bending point of armature

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Soft Magnetic Materials (AREA)
FR1454187A 2014-05-09 2014-05-09 Procede de fabrication de pieces magnetiques d'un relais differentiel comprenant un traitement de surface par microbillage Expired - Fee Related FR3020895B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1454187A FR3020895B1 (fr) 2014-05-09 2014-05-09 Procede de fabrication de pieces magnetiques d'un relais differentiel comprenant un traitement de surface par microbillage
EP15163999.4A EP2942792B1 (fr) 2014-05-09 2015-04-17 Procédé de fabrication de pièces magnétiques d'un relais différentiel comprenant un traitement de surface par microbillage
ES15163999.4T ES2634000T3 (es) 2014-05-09 2015-04-17 Procedimiento de fabricación de piezas magnéticas de un relé diferencial que comprende un tratamiento de la superficie mediante microgranallado
CN201510226841.9A CN105097357B (zh) 2014-05-09 2015-05-06 制造差动继电器的磁性部件的、具有喷丸加工的表面处理的工艺

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1454187A FR3020895B1 (fr) 2014-05-09 2014-05-09 Procede de fabrication de pieces magnetiques d'un relais differentiel comprenant un traitement de surface par microbillage

Publications (2)

Publication Number Publication Date
FR3020895A1 FR3020895A1 (fr) 2015-11-13
FR3020895B1 true FR3020895B1 (fr) 2016-06-24

Family

ID=50976965

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1454187A Expired - Fee Related FR3020895B1 (fr) 2014-05-09 2014-05-09 Procede de fabrication de pieces magnetiques d'un relais differentiel comprenant un traitement de surface par microbillage

Country Status (4)

Country Link
EP (1) EP2942792B1 (fr)
CN (1) CN105097357B (fr)
ES (1) ES2634000T3 (fr)
FR (1) FR3020895B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618941B1 (fr) * 1987-07-28 1995-01-06 Merlin Gerin Declencheur electromagnetique a haute sensibilite et son procede de fabrication
FR2765724B1 (fr) * 1997-07-04 1999-08-13 Imphy Sa Alliage magnetique doux du type fe-ni-cr-ti pour circuit magnetique d'un relais a haute sensibilite
CN201392704Y (zh) * 2009-03-16 2010-01-27 韩伍林 动芯无磨损式双推电磁铁
CN201886854U (zh) * 2010-11-22 2011-06-29 宁波力和机电工业有限公司 一种磁性体
CN102610354A (zh) * 2011-01-24 2012-07-25 北京中科三环高技术股份有限公司 一种耐蚀性稀土磁体及工件的加工方法
SI23649B (sl) * 2011-02-04 2017-05-31 Eti Elektroelement D.D. Elektromagnetni rele, zlasti rele stikala za prekinitev tokokroga ob pojavu diferenčnega toka v električnem tokokrogu, in stikalo, obsegajoče tovrsten rele
US9243304B2 (en) * 2011-07-01 2016-01-26 Vacuumschmelze Gmbh & Company Kg Soft magnetic alloy and method for producing a soft magnetic alloy

Also Published As

Publication number Publication date
CN105097357B (zh) 2019-12-24
FR3020895A1 (fr) 2015-11-13
EP2942792A1 (fr) 2015-11-11
EP2942792B1 (fr) 2017-06-14
CN105097357A (zh) 2015-11-25
ES2634000T3 (es) 2017-09-26

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