US2588933A - Switch with pressure fluid arc extinguishing - Google Patents

Switch with pressure fluid arc extinguishing Download PDF

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Publication number
US2588933A
US2588933A US712478A US71247846A US2588933A US 2588933 A US2588933 A US 2588933A US 712478 A US712478 A US 712478A US 71247846 A US71247846 A US 71247846A US 2588933 A US2588933 A US 2588933A
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US
United States
Prior art keywords
switch
piston
pressure fluid
arc extinguishing
contaot
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 - Lifetime
Application number
US712478A
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English (en)
Inventor
Latour Andre
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Individual
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Individual
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Filing date
Publication date
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Application granted granted Critical
Publication of US2588933A publication Critical patent/US2588933A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/38—Plug-and-socket contacts
    • H01H1/385—Contact arrangements for high voltage gas blast circuit breakers

Definitions

  • This invention relates to electric oirouit-breakefS of the nuid blast types, Wherein an afc forn1ed upon Sepafation of the Svvitoh oontaots is ex tinguished by a blast of uid direoted aorosS the afo gap.
  • circuitbreakefs of that kind are known, in Whioh one of the aroing oontacts iS fofnled by a nozZle, vvhich aocording to a fufthef ifnp1'ove 111ent of the pfiof aft, is Inovable, the pfeSSufe uid aotiIlg on said nozzle aS on a piston, thus profnoting of accelerating the Sepafation of the ooopefating afoing oontacts,
  • fn objeot of the pfeSent invention iS to diff1i1iSh the ineffia of suoh a devfoe, and to pfovide a n1ovable oontoct nleInber of vefy 1ight conStfuo tion having a centfa,1 apertufe, said oontact Inefn ber resting or being pfesSed in olosed position of the cifouit-bfeakefl on the coopefating oontaot, and being separoted ffon1 said contact and pfessed against a coopefating xed paft, preferabl fofffling a nozzle, by the pfessufe uid, thuS fofIning, in open position, With said fIxed paft prefefably Eb nozzle
  • Another objeot of this invention iS to pfovioe 3, n1ovable oontaotn1efnber as desofibed hefe above, and conStituted by an aSSeInbly of sevefa1 parts in vieW to di1ninish the ineftia of fhe mov able pafts.
  • a fufthef object of thiS invention is to pfovide a. n1ovable contaot fnen1bef aS deSofibed hefeabove, the n1oven1ent of whioh is pfonfoted by 3, piSton aotuated by aM pressure nuid and pfovided With fneans odapted to inoreaSe the shook1ike aotion of the piston on t1e n1ovable contact member
  • Another object of this invention iS to pfovide o piston, actuated by the pfeSSure 1 111id, ooaxial vvith the Stationary oontoot mefnber, and adopted so as to difect the pfessufe fluid to the afc gap, prefefably giving to said nuid a centfipeta1 blaSt dife
  • a fufther objeof of this invention is to pfovide 3, piSton, aotuated by the pfessufe ffuid, ooaxial With the stotionary oontact IneInber and Shaped so aS to exert a cononin action on the arc gap as desC1ibed in fny oopending apphoations ffos. 723,72 and 723,727, both oled January 23, 1947,
  • fe speotivelyother objectS of nly invention vi1 be appafent f1,oIn the fo11owing desoription of an elT1bodin1ent of the invention
  • fe speotivelyother objectS of nly invention vi1 be appafent f1,oIn the fo11owing desoription of an elT1bodin1ent of the invention
  • E,igu e 2 is a ffagnlentary plan view of n1ov v fe1,ent en1bodiInenf of the Inovable contaot n1eo1- befS;
  • igufe is a ffogmentafy veftical section of a Inodificotion of the pfeSSufe fluid actuated n1eanS Figure 5 iS ffagInentary veftioal seotion of a Inodioation of the contaot IneInbers.
  • the oifouit bfeaker As iHuStfated in Pigs. 1 and 2 the oifouit bfeaker is in its closed position, the path of the ouffent being indioated by the bfoken line at the left of i 1, deSignateS the stationaf contaot nlen1bef, 2 the n1ovable contact n1en1beT, 3 the ouffent input teffninal, 4 a spfing olip pfovid ing the Stationary contact of a series disoonnecting SWitch, 5 a Inovable oy1iIlder pfoviding the .fnovable contact of Said diSconneoting switch.
  • the cifouit bfeakef is operated by a pfeSsufe fluid, suoh ais ooInpfesSed aif WhoSe path of flow iS indioated by the affowS F, E1 and 2, the af rowS l '2 indicating the path of the pressuTe uid Stfeaff1 extinguiShing the afc.
  • the pfeSSufe flI1id whioh follovvS the path 1 actuates the piSton s to whioh it onpaftS an aScending n1oven1ent. Seoufed to the top portiof1 of piston G is 2, nlefnbef T, preferobly made of Some inSulating Inateria1 01' insulated ffom the piSton, Whioh Sel'ves to lift the fnovable contaot 2.
  • the n1ovable oontaof 2 is prefefably forIned by Several subStantially ff9,t Seotor-Shaped ffleInbefs foffning fogethef a oentfal paSSage and enabled to fook obout pivotS, fof inStance about a ffletal fifn against Whioh the f1at oontaot nleInberS afe I)1'essed by spfingS 0 Suffounding xed bo1tS 10.
  • Said SpfingS are effeotive to feliably keep the lnen1bers in oifcuit olosing poSition
  • the operation of the device vvill be ea sily undefstood.
  • the n1eInber 1 urges the n1ovable fneInbefS 2 upvvafds and oauSes theIn to rook about the pivots deterInined by the meta1 fim 8 unti1 the members 2 oonle into engagement With a stop l2, pfefef ably in the fofm of a nozzle, Which 1iIT1its the displaoefnent of the Inovable oontactS 2.

Landscapes

  • Circuit Breakers (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
US712478A 1945-12-03 1946-11-27 Switch with pressure fluid arc extinguishing Expired - Lifetime US2588933A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR619243X 1945-12-03

Publications (1)

Publication Number Publication Date
US2588933A true US2588933A (en) 1952-03-11

Family

ID=8983529

Family Applications (1)

Application Number Title Priority Date Filing Date
US712478A Expired - Lifetime US2588933A (en) 1945-12-03 1946-11-27 Switch with pressure fluid arc extinguishing

Country Status (4)

Country Link
US (1) US2588933A (en(2012))
DE (1) DE947630C (en(2012))
FR (1) FR999210A (en(2012))
GB (1) GB619243A (en(2012))

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636961A (en) * 1951-11-09 1953-04-28 Gen Electric Electric circuit breaker
US2645696A (en) * 1949-12-21 1953-07-14 Gen Electric Electric circuit breaker
US2645697A (en) * 1949-12-21 1953-07-14 Gen Electric Electric circuit breaker
US2678983A (en) * 1950-05-16 1954-05-18 Westinghouse Electric Corp Compressed gas circuit interrupter
US2691085A (en) * 1951-06-26 1954-10-05 Gen Electric Electric circuit interrupter
US2790050A (en) * 1953-08-04 1957-04-23 Vickers Electrical Co Ltd Fluid-blast circuit breaker
US2965735A (en) * 1956-06-07 1960-12-20 Westinghouse Electric Corp Compressed-gas circuit interrupter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1261930B (de) * 1961-03-23 1968-02-29 Liebknecht Transformat Hochspannungsdruckgasschalter

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB312367A (en(2012)) * 1928-05-25 1930-10-24 Siemens - Schuckertwerke Aktiengesellschaft
US1804628A (en) * 1928-11-06 1931-05-12 Westinghouse Electric & Mfg Co Circuit breaker
US1982355A (en) * 1929-07-29 1934-11-27 Ruppel Sigwart Gas blast switch
US1987885A (en) * 1932-03-01 1935-01-15 Electr & Allied Ind Res Ass Electric circuit-breaker
US2419446A (en) * 1947-04-22 Electric circuit breaker
US2427195A (en) * 1944-10-20 1947-09-09 Gen Electric Electric circuit breaker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE529002C (de) * 1928-11-02 1931-07-08 Siemens Schuckertwerke Akt Ges Druckluftschalter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2419446A (en) * 1947-04-22 Electric circuit breaker
GB312367A (en(2012)) * 1928-05-25 1930-10-24 Siemens - Schuckertwerke Aktiengesellschaft
US1804628A (en) * 1928-11-06 1931-05-12 Westinghouse Electric & Mfg Co Circuit breaker
US1982355A (en) * 1929-07-29 1934-11-27 Ruppel Sigwart Gas blast switch
US1987885A (en) * 1932-03-01 1935-01-15 Electr & Allied Ind Res Ass Electric circuit-breaker
US2427195A (en) * 1944-10-20 1947-09-09 Gen Electric Electric circuit breaker

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645696A (en) * 1949-12-21 1953-07-14 Gen Electric Electric circuit breaker
US2645697A (en) * 1949-12-21 1953-07-14 Gen Electric Electric circuit breaker
US2678983A (en) * 1950-05-16 1954-05-18 Westinghouse Electric Corp Compressed gas circuit interrupter
US2691085A (en) * 1951-06-26 1954-10-05 Gen Electric Electric circuit interrupter
US2636961A (en) * 1951-11-09 1953-04-28 Gen Electric Electric circuit breaker
US2790050A (en) * 1953-08-04 1957-04-23 Vickers Electrical Co Ltd Fluid-blast circuit breaker
US2965735A (en) * 1956-06-07 1960-12-20 Westinghouse Electric Corp Compressed-gas circuit interrupter

Also Published As

Publication number Publication date
FR999210A (en(2012)) 1952-01-29
DE947630C (de) 1956-08-23
GB619243A (en) 1949-03-07

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