IT1149300B - Percussore ad attrazione e chiusura magnetici - Google Patents

Percussore ad attrazione e chiusura magnetici

Info

Publication number
IT1149300B
IT1149300B IT21087/80A IT2108780A IT1149300B IT 1149300 B IT1149300 B IT 1149300B IT 21087/80 A IT21087/80 A IT 21087/80A IT 2108780 A IT2108780 A IT 2108780A IT 1149300 B IT1149300 B IT 1149300B
Authority
IT
Italy
Prior art keywords
striker
closure
magnetic attraction
attraction
magnetic
Prior art date
Application number
IT21087/80A
Other languages
English (en)
Other versions
IT8021087A0 (it
Inventor
Lucien Siffroi
Original Assignee
Telemecanique Electrique
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 Telemecanique Electrique filed Critical Telemecanique Electrique
Publication of IT8021087A0 publication Critical patent/IT8021087A0/it
Application granted granted Critical
Publication of IT1149300B publication Critical patent/IT1149300B/it

Links

Classifications

    • 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
    • H01H71/2436—Electromagnetic mechanisms with a holding and a releasing magnet, the holding force being limited due to saturation of the holding magnet
    • 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
    • H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements
    • 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
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Breakers (AREA)
IT21087/80A 1979-03-30 1980-03-31 Percussore ad attrazione e chiusura magnetici IT1149300B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7908029A FR2452778A1 (fr) 1979-03-30 1979-03-30 Percuteur a attraction et verrouillage magnetiques

Publications (2)

Publication Number Publication Date
IT8021087A0 IT8021087A0 (it) 1980-03-31
IT1149300B true IT1149300B (it) 1986-12-03

Family

ID=9223755

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21087/80A IT1149300B (it) 1979-03-30 1980-03-31 Percussore ad attrazione e chiusura magnetici

Country Status (11)

Country Link
US (1) US4370637A (it)
JP (1) JPS55132012A (it)
BR (1) BR8001899A (it)
CA (1) CA1130849A (it)
CH (1) CH633882A5 (it)
DE (1) DE3012151A1 (it)
ES (1) ES8101317A1 (it)
FR (1) FR2452778A1 (it)
GB (1) GB2050063B (it)
IT (1) IT1149300B (it)
SE (2) SE449676B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145879A (en) * 1983-09-01 1985-04-03 Michael Clift Solenoid actuator with loose-fit armature
US4725800A (en) * 1987-01-15 1988-02-16 Westinghouse Electric Corp. Circuit breaker with magnetic shunt hold back circuit
US4876521A (en) * 1987-08-25 1989-10-24 Siemens Energy & Automation, Inc. Tripping coil with flux shifting coil and booster coil
US4801910A (en) * 1988-02-10 1989-01-31 Siemens Energy And Automation, Inc. Magnetic actuating mechanism
FR2639148B1 (fr) * 1988-11-16 1991-08-02 Merlin Gerin Declencheur magnetique a large plage de reglage du seuil de declenchement

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD24996A (it) *
FR615035A (fr) * 1925-08-31 1926-12-28 Perfectionnements aux électro-aimants
CH230351A (de) * 1940-11-08 1943-12-31 Luftfahrtgeraetewerk Hakenfeld Schlagmagnet mit magnetischer Rastung.
US3249823A (en) * 1964-01-08 1966-05-03 Vitramon Inc Electromagnetic actuator
CH421297A (de) * 1964-04-23 1966-09-30 Peter Dipl Ing Isliker Gleichstrommagnet
DE1279188B (de) * 1964-05-23 1968-10-03 Bosch Gmbh Robert Gegen thermische UEberlastung geschuetzter Wechselstrommagnet
DE2055483A1 (de) * 1970-10-29 1972-05-04 Siemens Ag Hydraulischer Antrieb für elek trische Schalter
US3783423A (en) * 1973-01-30 1974-01-01 Westinghouse Electric Corp Circuit breaker with improved flux transfer magnetic actuator
US3792390A (en) * 1973-05-29 1974-02-19 Allis Chalmers Magnetic actuator device
US3984795A (en) * 1976-02-09 1976-10-05 I-T-E Imperial Corporation Magnetic latch construction
CH616271A5 (it) * 1977-06-27 1980-03-14 Weber Ag Fab Elektro

Also Published As

Publication number Publication date
GB2050063B (en) 1983-11-02
SE449676B (sv) 1987-05-11
IT8021087A0 (it) 1980-03-31
FR2452778A1 (fr) 1980-10-24
GB2050063A (en) 1980-12-31
FR2452778B1 (it) 1982-02-05
CA1130849A (fr) 1982-08-31
BR8001899A (pt) 1980-11-25
JPS55132012A (en) 1980-10-14
ES490052A0 (es) 1980-12-01
SE8002409L (sv) 1980-10-01
ES8101317A1 (es) 1980-12-01
JPS6318845B2 (it) 1988-04-20
DE3012151A1 (de) 1980-10-09
US4370637A (en) 1983-01-25
CH633882A5 (fr) 1982-12-31

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950331