GB1250954A - - Google Patents

Info

Publication number
GB1250954A
GB1250954A GB1250954DA GB1250954A GB 1250954 A GB1250954 A GB 1250954A GB 1250954D A GB1250954D A GB 1250954DA GB 1250954 A GB1250954 A GB 1250954A
Authority
GB
United Kingdom
Prior art keywords
contact
switch
rod
weight
feb
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
English (en)
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 filed Critical
Publication of GB1250954A publication Critical patent/GB1250954A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • 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
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H2033/6667—Details concerning lever type driving rod arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
    • H01H3/605—Mechanical arrangements for preventing or damping vibration or shock making use of a fluid damper
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/022—Details particular to three-phase circuit breakers

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
GB1250954D 1968-02-28 1969-02-07 Expired GB1250954A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US70912468A 1968-02-28 1968-02-28
US70901368A 1968-02-28 1968-02-28

Publications (1)

Publication Number Publication Date
GB1250954A true GB1250954A (de) 1971-10-27

Family

ID=27108191

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250954D Expired GB1250954A (de) 1968-02-28 1969-02-07

Country Status (5)

Country Link
US (2) US3529111A (de)
BE (1) BE728927A (de)
ES (1) ES363978A1 (de)
FR (1) FR2002832A1 (de)
GB (1) GB1250954A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112670111A (zh) * 2020-12-17 2021-04-16 国网浙江永康市供电有限公司 一种紧凑型真空固定开关设备

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783212A (en) * 1971-07-28 1974-01-01 Ite Imperial Corp Contacts for use in vacuum switch arrangements
US3735065A (en) * 1971-10-26 1973-05-22 Ite Imperial Corp Low profile circuit breaker with staggered terminals
US3784774A (en) * 1972-08-21 1974-01-08 Ite Imperial Corp Vacuum circuit breaker current transfer and actuation
US4005297A (en) * 1972-10-18 1977-01-25 Westinghouse Electric Corporation Vacuum-type circuit interrupters having heat-dissipating devices associated with the contact structures thereof
US3793494A (en) * 1972-11-15 1974-02-19 Westinghouse Electric Corp Draw out type vacuum circuit breaker assembly with hinged barrier
US4012609A (en) * 1972-11-21 1977-03-15 Westinghouse Electric Corporation Circuit-interrupters using spaced-apart bars for conductor-assemblies
US3967163A (en) * 1972-11-21 1976-06-29 Westinghouse Electric Corporation Supporting means for the power conductors in circuit breakers
US3920938A (en) * 1974-02-13 1975-11-18 Ite Imperial Corp High voltage circuit breaker unitary pole moldings
US3958093A (en) * 1974-05-03 1976-05-18 Westinghouse Electric Corporation Metalclad switchgear using vacuum interrupter elements with improved resilient supporting means
US4233643A (en) * 1978-11-22 1980-11-11 Electric Machinery Mfg. Company Electrical power switching apparatus with sliding fuse drawer and interlock system
US4295024A (en) * 1979-09-24 1981-10-13 A. B. Chance Company Spring biased energy absorber for vacuum switch contact shafts
IN155577B (de) * 1981-02-12 1985-02-16 Westinghouse Electric Corp
US4933519A (en) * 1988-08-31 1990-06-12 Westinghouse Electric Corp. Contact structure for grounding switch
US6510047B2 (en) * 2000-12-22 2003-01-21 Eaton Corporation Conductive heat sink
CN101840809A (zh) * 2010-03-15 2010-09-22 常州太平洋电力设备(集团)有限公司 带空气缓冲的真空断路器
US9425006B2 (en) * 2013-03-28 2016-08-23 Abb Technology Ltd Switch assembly, a switching device comprising a switch assembly, a switchgear comprising a switching device and a method for cooling
USD777116S1 (en) * 2014-09-24 2017-01-24 Abb Technology Ag Switching device with front cover
US9865405B2 (en) 2015-02-03 2018-01-09 General Electric Company Fixed contact for joining a bus bar and a sliding contact of an electrical switchgear

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735896A (en) * 1956-02-21 Damping means for selecting fingers
US2039630A (en) * 1935-07-20 1936-05-05 Bell Telephone Labor Inc Selective switch
US2492009A (en) * 1943-12-11 1949-12-20 Westinghouse Electric Corp Resilient stop and position limiting means for circuit interrupters
US2532468A (en) * 1945-05-31 1950-12-05 Barber Colman Co Movable contact structure
DE966538C (de) * 1949-01-26 1957-09-19 Licentia Gmbh Schalterzelle mit im Leitungszug liegendem ausfahrbarem Leistungsschalter, insbesondere Druckluftschalter
FR1260754A (fr) * 1960-03-31 1961-05-12 Force Et De Lumiere Electr Soc Nouvelle cellule pour poste protégé de distribution à moyenne tension et à disjoncteur débrochable comportant un dispositif de mise à la terre et un court-circuit des canalisations électriques de départ
GB997126A (en) * 1963-04-01 1965-06-30 Ass Elect Ind Improvements in and relating to power switchgear
US3397293A (en) * 1965-08-13 1968-08-13 Gen Electric Metal-clad switchgear employing vacuum type circuit interrupters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112670111A (zh) * 2020-12-17 2021-04-16 国网浙江永康市供电有限公司 一种紧凑型真空固定开关设备

Also Published As

Publication number Publication date
US3529111A (en) 1970-09-15
FR2002832A1 (de) 1969-10-31
ES363978A1 (es) 1971-01-01
US3603753A (en) 1971-09-07
BE728927A (de) 1969-08-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees