FR2417173B1 - AUTOPNEUMATIC COMPRESSED GAS CIRCUIT BREAKER - Google Patents

AUTOPNEUMATIC COMPRESSED GAS CIRCUIT BREAKER

Info

Publication number
FR2417173B1
FR2417173B1 FR797903257A FR7903257A FR2417173B1 FR 2417173 B1 FR2417173 B1 FR 2417173B1 FR 797903257 A FR797903257 A FR 797903257A FR 7903257 A FR7903257 A FR 7903257A FR 2417173 B1 FR2417173 B1 FR 2417173B1
Authority
FR
France
Prior art keywords
autopneumatic
circuit breaker
compressed gas
gas circuit
compressed
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
FR797903257A
Other languages
French (fr)
Other versions
FR2417173A2 (en
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of FR2417173A2 publication Critical patent/FR2417173A2/en
Application granted granted Critical
Publication of FR2417173B1 publication Critical patent/FR2417173B1/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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
FR797903257A 1978-02-08 1979-02-08 AUTOPNEUMATIC COMPRESSED GAS CIRCUIT BREAKER Expired FR2417173B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2805289A DE2805289C2 (en) 1978-02-08 1978-02-08 Auto-pneumatic pressure gas switch

Publications (2)

Publication Number Publication Date
FR2417173A2 FR2417173A2 (en) 1979-09-07
FR2417173B1 true FR2417173B1 (en) 1985-07-26

Family

ID=6031427

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797903257A Expired FR2417173B1 (en) 1978-02-08 1979-02-08 AUTOPNEUMATIC COMPRESSED GAS CIRCUIT BREAKER

Country Status (5)

Country Link
JP (1) JPS54120871A (en)
CH (1) CH639797A5 (en)
DE (1) DE2805289C2 (en)
FR (1) FR2417173B1 (en)
IT (1) IT1166619B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5889736A (en) * 1981-11-25 1983-05-28 株式会社東芝 Buffer type gas breaker
JPS61188825A (en) * 1985-02-15 1986-08-22 株式会社日立製作所 Buffer type gas breaker

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291948A (en) * 1964-08-06 1966-12-13 Westinghouse Electric Corp Orifice structure for compressed gas-circuit interrupter
DE2336684A1 (en) * 1973-07-19 1975-01-30 Bbc Brown Boveri & Cie Gas-blast cct. breaker with two nozzle contacts - has both contacts moving over different paths for arc extinguishing

Also Published As

Publication number Publication date
FR2417173A2 (en) 1979-09-07
DE2805289A1 (en) 1979-08-09
CH639797A5 (en) 1983-11-30
JPS54120871A (en) 1979-09-19
DE2805289C2 (en) 1984-06-07
IT7919997A0 (en) 1979-02-07
IT1166619B (en) 1987-05-05

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Legal Events

Date Code Title Description
ST Notification of lapse