NL7305907A - - Google Patents

Info

Publication number
NL7305907A
NL7305907A NL7305907A NL7305907A NL7305907A NL 7305907 A NL7305907 A NL 7305907A NL 7305907 A NL7305907 A NL 7305907A NL 7305907 A NL7305907 A NL 7305907A NL 7305907 A NL7305907 A NL 7305907A
Authority
NL
Netherlands
Application number
NL7305907A
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 NL7305907A publication Critical patent/NL7305907A/xx

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
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
NL7305907A 1972-04-28 1973-04-27 NL7305907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24847672A 1972-04-28 1972-04-28

Publications (1)

Publication Number Publication Date
NL7305907A true NL7305907A (en) 1973-10-30

Family

ID=22939309

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7305907A NL7305907A (en) 1972-04-28 1973-04-27

Country Status (12)

Country Link
US (1) US3769479A (en)
JP (1) JPS4941859A (en)
BE (1) BE798722A (en)
CA (1) CA968834A (en)
CH (1) CH587556A5 (en)
DE (1) DE2321933A1 (en)
ES (1) ES413887A1 (en)
FR (1) FR2182236B1 (en)
GB (1) GB1423406A (en)
IT (1) IT984206B (en)
NL (1) NL7305907A (en)
SE (1) SE386540C (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914569A (en) * 1974-05-02 1975-10-21 Ite Imperial Corp Puffer interrupter with downstream initiated arc
GB1525460A (en) * 1974-10-11 1978-09-20 Reyrolle Parsons Ltd High-voltage circuit-interrupters
US3987262A (en) * 1975-05-12 1976-10-19 Westinghouse Electric Corporation Puffer-type gas-blast circuit-interrupter having variable-area stationary composite piston structure
US4139751A (en) * 1975-09-25 1979-02-13 Westinghouse Electric Corp. Puffer-type compressed-gas circuit interrupter
US4048456A (en) * 1976-04-01 1977-09-13 General Electric Company Puffer-type gas-blast circuit breaker
JPS5338670U (en) * 1976-09-07 1978-04-04
DE2708546C3 (en) * 1977-02-28 1980-09-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Autopneumatic pressurized gas circuit breaker
DE2736392A1 (en) * 1977-08-12 1979-02-22 Licentia Gmbh AUTOPNEUMATIC PRESSURE GAS SWITCH
US4241248A (en) * 1978-10-16 1980-12-23 S & C Electric Company Circuit interrupting device
JPS55100637U (en) * 1979-01-06 1980-07-12
JPS55163731A (en) * 1979-06-06 1980-12-20 Hitachi Ltd Buffer type gas breaker
EP0146671B1 (en) * 1983-11-15 1988-01-27 Sprecher Energie AG Compressed gas circuit breaker
JPS63211532A (en) * 1987-02-26 1988-09-02 三菱電機株式会社 Gas switch
US4780581A (en) * 1987-10-30 1988-10-25 Rte Corporation Suicide switch/interrupter with variable volume chamber and puffer action

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933575A (en) * 1956-10-22 1960-04-19 Westinghouse Electric Corp Circuit interrupters
US3538282A (en) * 1966-11-29 1970-11-03 Westinghouse Electric Corp Fluid-blast circuit interrupters with exhaust valves responsive solely to the pressure generated by an arc of excessive magnitude
NL34485C (en) * 1967-01-09
FI56499C (en) * 1973-07-17 1980-02-11 Basf Ag SYNERGISTIC MEDICAL FOER SKYDDANDE AV TRAE MOT AV SVAMPAR OCH INSEKTER FOERORSOAD FOERSTOERING

Also Published As

Publication number Publication date
SE386540C (en) 1980-06-09
CA968834A (en) 1975-06-03
DE2321933A1 (en) 1973-11-08
SE386540B (en) 1976-08-09
BE798722A (en) 1973-10-26
JPS4941859A (en) 1974-04-19
ES413887A1 (en) 1976-01-16
GB1423406A (en) 1976-02-04
FR2182236A1 (en) 1973-12-07
IT984206B (en) 1974-11-20
CH587556A5 (en) 1977-05-13
FR2182236B1 (en) 1977-04-29
US3769479A (en) 1973-10-30

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed