GB530241A - Improvements in and relating to electric gas blast switches - Google Patents

Improvements in and relating to electric gas blast switches

Info

Publication number
GB530241A
GB530241A GB1039039A GB1039039A GB530241A GB 530241 A GB530241 A GB 530241A GB 1039039 A GB1039039 A GB 1039039A GB 1039039 A GB1039039 A GB 1039039A GB 530241 A GB530241 A GB 530241A
Authority
GB
United Kingdom
Prior art keywords
valve
gas
relating
toggle
april
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
GB1039039A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB530241A publication Critical patent/GB530241A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H75/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism
    • H01H75/02—Details
    • H01H75/04—Reset mechanisms for automatically reclosing a limited number of times
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86389—Programmer or timer

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Housings And Mounting Of Transformers (AREA)
GB1039039A 1938-04-03 1939-04-03 Improvements in and relating to electric gas blast switches Expired GB530241A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA86384D DE718937C (de) 1938-04-03 1938-04-03 Ventilbetaetigungseinrichtung fuer Kurzzeitenschaltungen von elektrischen Hochspannungsschaltern mit einem stroemenden Druckmittel zum Antrieb und zur Beblasung der Kontakte

Publications (1)

Publication Number Publication Date
GB530241A true GB530241A (en) 1940-12-09

Family

ID=6554419

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1039039A Expired GB530241A (en) 1938-04-03 1939-04-03 Improvements in and relating to electric gas blast switches

Country Status (3)

Country Link
US (1) US2175902A (de)
DE (1) DE718937C (de)
GB (1) GB530241A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2644876A (en) * 1950-08-19 1953-07-07 Westinghouse Electric Corp High-speed compressed-air circuit breaker
US7226034B2 (en) * 2005-09-27 2007-06-05 Emerson Electric Co. Solenoid valve actuator

Also Published As

Publication number Publication date
US2175902A (en) 1939-10-10
DE718937C (de) 1942-03-25

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