GB335380A - - Google Patents

Info

Publication number
GB335380A
GB335380A GB2975529A GB2975529A GB335380A GB 335380 A GB335380 A GB 335380A GB 2975529 A GB2975529 A GB 2975529A GB 2975529 A GB2975529 A GB 2975529A GB 335380 A GB335380 A GB 335380A
Authority
GB
United Kingdom
Prior art keywords
pressure
button
actuating
employed
hand
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
GB2975529A
Other languages
English (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB335380A publication Critical patent/GB335380A/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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic

Landscapes

  • Magnetically Actuated Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
GB2975529A 1928-10-03 1929-10-01 Expired GB335380A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DER75889D DE596874C (de) 1928-10-03 1928-10-03 Steuerung fuer Schalter mit Lichtbogenloeschung durch stroemendes Druckgas

Publications (1)

Publication Number Publication Date
GB335380A true GB335380A (enrdf_load_stackoverflow) 1930-09-25

Family

ID=7415205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2975529A Expired GB335380A (enrdf_load_stackoverflow) 1928-10-03 1929-10-01

Country Status (2)

Country Link
DE (1) DE596874C (enrdf_load_stackoverflow)
GB (1) GB335380A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919329A (en) * 1956-07-10 1959-12-29 Merlin Gerin Air blast circuit breakers
US3229067A (en) * 1963-07-10 1966-01-11 S & C Electric Co High voltage gas type circuit interrupter
US3277263A (en) * 1962-10-29 1966-10-04 Hitachi Ltd Resistance contact device for air-blast circuit breakers

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2288324A (en) * 1940-04-26 1942-06-30 Gen Electric Electric circuit breaker
GB872864A (en) * 1956-11-08 1961-07-12 Ass Elect Ind Improvements in and relating to air or gas blast circuit-breakers
DE1221333B (de) * 1960-02-10 1966-07-21 Bbc Brown Boveri & Cie Steuerventil fuer den Druckluftzufluss zu den Schaltkammern von Druckluftschaltern
US3164705A (en) * 1961-03-01 1965-01-05 Westinghouse Electric Corp Fluid-blast circuit interrupters with retractable impedance probe
DE2911751A1 (de) * 1979-03-26 1980-10-09 Licentia Gmbh Autopneumatischer hochspannungs-leistungsschalter
DE3037740C2 (de) * 1980-10-06 1982-08-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Autopneumatischer SF↓6↓-Druckgasschalter mit pneumatischem Antrieb

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919329A (en) * 1956-07-10 1959-12-29 Merlin Gerin Air blast circuit breakers
US3277263A (en) * 1962-10-29 1966-10-04 Hitachi Ltd Resistance contact device for air-blast circuit breakers
US3229067A (en) * 1963-07-10 1966-01-11 S & C Electric Co High voltage gas type circuit interrupter

Also Published As

Publication number Publication date
DE596874C (de) 1934-05-11

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