FR890248A - Improvements to devices intended to close or interrupt an electrical contact current - Google Patents

Improvements to devices intended to close or interrupt an electrical contact current

Info

Publication number
FR890248A
FR890248A FR890248DA FR890248A FR 890248 A FR890248 A FR 890248A FR 890248D A FR890248D A FR 890248DA FR 890248 A FR890248 A FR 890248A
Authority
FR
France
Prior art keywords
interrupt
close
electrical contact
devices intended
contact current
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
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR890248A publication Critical patent/FR890248A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/20—Contact mechanisms of dynamic converters
    • H02M1/28—Contact mechanisms of dynamic converters incorporating electromagnetically-operated vibrating contacts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
    • E04B1/642—Protecting metallic construction elements against corrosion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/20—Contact mechanisms of dynamic converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Laminated Bodies (AREA)
FR890248D 1942-01-21 1943-01-19 Improvements to devices intended to close or interrupt an electrical contact current Expired FR890248A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL104439A NL61458C (en) 1942-01-21 1942-01-21

Publications (1)

Publication Number Publication Date
FR890248A true FR890248A (en) 1944-02-02

Family

ID=32232804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890248D Expired FR890248A (en) 1942-01-21 1943-01-19 Improvements to devices intended to close or interrupt an electrical contact current

Country Status (5)

Country Link
US (1) US2518030A (en)
BE (1) BE448828A (en)
FR (1) FR890248A (en)
GB (1) GB391936A (en)
NL (1) NL61458C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2611352A (en) * 1950-01-17 1952-09-23 Molyneux And Aspinwall Inc Electromechanical speed governor
US2745999A (en) * 1951-08-10 1956-05-15 Vibration Res Lab Inc Vibrator
US2682586A (en) * 1952-05-27 1954-06-29 Gen Railway Signal Co Electromagnetic relay
US2741679A (en) * 1952-11-12 1956-04-10 Joseph F Keithley Circuit interrupter
US2844683A (en) * 1954-02-09 1958-07-22 Arf Products Keying and coding device
US3271533A (en) * 1963-10-28 1966-09-06 Kinetics Corp Rotary switch, with vibration resistant resilient displaceable fixed contact structure
AUPP289898A0 (en) 1998-04-09 1998-05-07 Unipanel Pty Ltd A building panel
AU727392B2 (en) * 1998-04-09 2000-12-14 Companel Pty Ltd A building panel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1798922A (en) * 1928-11-23 1931-03-31 Asea Ab Means for suppressing vibrations
US1861641A (en) * 1930-11-17 1932-06-07 Union Switch & Signal Co Contact device
US2013513A (en) * 1935-03-14 1935-09-03 Oak Mfg Co Vibrator
US2168113A (en) * 1938-10-17 1939-08-01 Gen Animated Signs Ltd Illuminated sign apparatus and method
US2265297A (en) * 1940-05-08 1941-12-09 Westinghouse Electric & Mfg Co Contact device
US2421267A (en) * 1942-06-24 1947-05-27 Bbc Brown Boveri & Cie Mechanical switching device

Also Published As

Publication number Publication date
NL61458C (en) 1948-08-16
US2518030A (en) 1950-08-08
BE448828A (en) 1943-02-27
GB391936A (en) 1933-05-11

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