FR820242A - Improvements to switches, pressurized gas, arc blast gas autogenerators - Google Patents

Improvements to switches, pressurized gas, arc blast gas autogenerators

Info

Publication number
FR820242A
FR820242A FR820242DA FR820242A FR 820242 A FR820242 A FR 820242A FR 820242D A FR820242D A FR 820242DA FR 820242 A FR820242 A FR 820242A
Authority
FR
France
Prior art keywords
gas
autogenerators
switches
arc blast
pressurized gas
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.)
Societe Generale de Constructions Electriques et Mecaniques
Cegelec SA
Original Assignee
Societe Generale de Constructions Electriques et Mecaniques
Cegelec 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
Priority claimed from DEA83783D external-priority patent/DE675368C/en
Application filed by Societe Generale de Constructions Electriques et Mecaniques , Cegelec SA filed Critical Societe Generale de Constructions Electriques et Mecaniques
Application granted granted Critical
Publication of FR820242A publication Critical patent/FR820242A/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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7007—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein the flow is a function of the current being interrupted
    • 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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
FR820242D 1936-04-15 1937-04-02 Improvements to switches, pressurized gas, arc blast gas autogenerators Expired FR820242A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEA83783D DE675368C (en) 1936-02-22 1936-04-15 Electric pressure gas switch with self-generated extinguishing gas
DEA79109D DE647061C (en) 1936-02-22 1936-04-16 Electric gas switch
DEA79789D DE660025C (en) 1936-02-22 1936-06-26 Electric gas switch

Publications (1)

Publication Number Publication Date
FR820242A true FR820242A (en) 1937-11-06

Family

ID=41076845

Family Applications (4)

Application Number Title Priority Date Filing Date
FR818173D Expired FR818173A (en) 1936-04-15 1937-02-22 Improvements to electric switches with autogeneration of the arc blowing gas
FR820242D Expired FR820242A (en) 1936-04-15 1937-04-02 Improvements to switches, pressurized gas, arc blast gas autogenerators
FR49606D Expired FR49606E (en) 1936-04-15 1938-06-27
FR50097D Expired FR50097E (en) 1936-04-15 1938-12-21 Improvements to electric switches with autogeneration of the arc blowing gas

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR818173D Expired FR818173A (en) 1936-04-15 1937-02-22 Improvements to electric switches with autogeneration of the arc blowing gas

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR49606D Expired FR49606E (en) 1936-04-15 1938-06-27
FR50097D Expired FR50097E (en) 1936-04-15 1938-12-21 Improvements to electric switches with autogeneration of the arc blowing gas

Country Status (6)

Country Link
US (2) US2131000A (en)
BE (3) BE420151A (en)
CH (1) CH205650A (en)
FR (4) FR818173A (en)
GB (3) GB467809A (en)
NL (3) NL49945C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840668A (en) * 1956-02-24 1958-06-24 Joslyn Mfg & Supply Co Fuse assembly for cutouts
US3989342A (en) * 1973-05-18 1976-11-02 International Telephone And Telegraph Corporation Chambered arc snuffing tube for bushing assembly
US4683734A (en) * 1986-06-19 1987-08-04 Peterson Carroll T Locked cover for air condition responsive controller

Also Published As

Publication number Publication date
FR818173A (en) 1937-09-20
FR50097E (en) 1939-11-21
GB517447A (en) 1940-01-30
BE420151A (en) 1937-03-31
CH205650A (en) 1939-06-30
US2152497A (en) 1939-03-28
GB470631A (en) 1937-08-18
GB467809A (en) 1937-06-23
FR49606E (en) 1939-05-16
NL54182C (en) 1943-03-15
NL49945C (en) 1941-02-15
US2131000A (en) 1938-09-20
NL48750C (en) 1940-06-15
BE429437A (en)
BE420926A (en) 1937-05-31

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