GB749211A - Alternating current electric circuit-breaker - Google Patents

Alternating current electric circuit-breaker

Info

Publication number
GB749211A
GB749211A GB2620/54A GB262054A GB749211A GB 749211 A GB749211 A GB 749211A GB 2620/54 A GB2620/54 A GB 2620/54A GB 262054 A GB262054 A GB 262054A GB 749211 A GB749211 A GB 749211A
Authority
GB
United Kingdom
Prior art keywords
contact
liquid
cap
sleeve
breaker
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
GB2620/54A
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.)
Hazemeijer BV
Original Assignee
Hazemeijer BV
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 Hazemeijer BV filed Critical Hazemeijer BV
Publication of GB749211A publication Critical patent/GB749211A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • 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
    • H01H33/92—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 liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Circuit Breakers (AREA)
GB2620/54A 1953-02-02 1954-06-28 Alternating current electric circuit-breaker Expired GB749211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL749211X 1953-02-02

Publications (1)

Publication Number Publication Date
GB749211A true GB749211A (en) 1956-05-23

Family

ID=19822899

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2620/54A Expired GB749211A (en) 1953-02-02 1954-06-28 Alternating current electric circuit-breaker

Country Status (4)

Country Link
BE (1) BE525825A (US06521211-20030218-C00004.png)
FR (1) FR1096946A (US06521211-20030218-C00004.png)
GB (1) GB749211A (US06521211-20030218-C00004.png)
NL (3) NL175755B (US06521211-20030218-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943173A (en) * 1957-03-01 1960-06-28 Bertrand P E Level Circuit-breaker, and especially a combined circuit-breaker isolating-switch device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943173A (en) * 1957-03-01 1960-06-28 Bertrand P E Level Circuit-breaker, and especially a combined circuit-breaker isolating-switch device

Also Published As

Publication number Publication date
NL175755B (nl)
FR1096946A (fr) 1955-06-28
BE525825A (US06521211-20030218-C00004.png)
NL176437B (nl)
NL176485B (nl)

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