GB672377A - Improvements in or relating to electro-magnetic vibratory interrupters - Google Patents

Improvements in or relating to electro-magnetic vibratory interrupters

Info

Publication number
GB672377A
GB672377A GB5013/50A GB501350A GB672377A GB 672377 A GB672377 A GB 672377A GB 5013/50 A GB5013/50 A GB 5013/50A GB 501350 A GB501350 A GB 501350A GB 672377 A GB672377 A GB 672377A
Authority
GB
United Kingdom
Prior art keywords
contact
electro
relating
contacts
arm
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
GB5013/50A
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.)
CGG SA
Original Assignee
Compagnie Generale de Geophysique 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 Compagnie Generale de Geophysique SA filed Critical Compagnie Generale de Geophysique SA
Publication of GB672377A publication Critical patent/GB672377A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
    • H01H50/74—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
    • H01H50/76—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter using reed or blade spring

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Contacts (AREA)
GB5013/50A 1949-03-08 1950-02-27 Improvements in or relating to electro-magnetic vibratory interrupters Expired GB672377A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR986476T 1949-03-08

Publications (1)

Publication Number Publication Date
GB672377A true GB672377A (en) 1952-05-21

Family

ID=9538082

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5013/50A Expired GB672377A (en) 1949-03-08 1950-02-27 Improvements in or relating to electro-magnetic vibratory interrupters
GB812/52A Expired GB700489A (en) 1949-03-08 1952-01-10 Improvements in or relating to contact devices for electro-magnetic vibratory interrupters

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB812/52A Expired GB700489A (en) 1949-03-08 1952-01-10 Improvements in or relating to contact devices for electro-magnetic vibratory interrupters

Country Status (6)

Country Link
US (1) US2690512A (enrdf_load_stackoverflow)
BE (1) BE507578A (enrdf_load_stackoverflow)
DE (1) DE816280C (enrdf_load_stackoverflow)
FR (2) FR986476A (enrdf_load_stackoverflow)
GB (2) GB672377A (enrdf_load_stackoverflow)
NL (4) NL151504B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864920A (en) * 1954-10-20 1958-12-16 George Trad High speed switch mechanism
US3345884A (en) * 1964-09-18 1967-10-10 Ammco Tools Inc Grinding device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US767599A (en) * 1903-09-17 1904-08-16 Charles E Sedgwick Electrically-operated apparatus.
US1078106A (en) * 1909-07-17 1913-11-11 Mcmeen & Miller Harmonic relay.
US1692961A (en) * 1921-12-29 1928-11-27 American Telephone & Telegraph Alternating-current relay
US1905771A (en) * 1926-11-27 1933-04-25 Gen Electric Vapor Lamp Co Switch mounting
US1949489A (en) * 1932-01-21 1934-03-06 Harry W Burmeister Flasher switch
US2634377A (en) * 1950-09-11 1953-04-07 Bendix Aviat Corp Vibratory switch

Also Published As

Publication number Publication date
FR986476A (fr) 1951-08-01
NL151504B (nl)
NL165783B (nl)
BE507578A (enrdf_load_stackoverflow)
US2690512A (en) 1954-09-28
FR61232E (fr) 1955-04-05
NL78787C (enrdf_load_stackoverflow)
GB700489A (en) 1953-12-02
DE816280C (de) 1951-10-08
NL81980C (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
GB711726A (en) Improvements in or relating to electric switches having magnetic blowouts
GB694500A (en) Improvements in or relating to vibratory electromagnetic interrupters
GB672377A (en) Improvements in or relating to electro-magnetic vibratory interrupters
GB649715A (en) Facsimile transmission
GB826735A (en) Improvements in inertia operated electric switches
GB787072A (en) Improvements relating to electro-magnetic switches
GB650207A (en) Improvements in or relating to polarised relays
GB618226A (en) Improvements in and relating to electric snap-action switches
GB1396874A (en) Magnetic alarm arrangements
GB625511A (en) Improvements in or relating to inertia-operated devices
GB733216A (en) Electromagnetically operated electric vibrator
US2160649A (en) Electrical relay
GB701071A (en) Improvements in or relating to electromagnetic relays
GB998441A (en) Improvements in or relating to contact breakers
GB702790A (en) Improvements in and relating to electro-magnetic relays
GB577482A (en) Improvements in or relating to electromagnetic interrupters
GB623922A (en) Improvements in or relating to inertia operated devices
GB629073A (en) Improvements in or relating to polarised electromagnetic devices
GB622629A (en) Improvements in and relating to electro-magnetic relays
GB526940A (en) Improvements in or relating to electromagnetic interrupters
GB583706A (en) Improvements in or relating to electromagnetic switches
GB625017A (en) Improvements in or relating to electromagnetic interruptors or vibrators
GB603981A (en) Contact device for instrument type relays
GB806428A (en) Improvements in or relating to polarized electromagnetic devices
GB607660A (en) Improvements relating to electromagnetic switches