NL272063A - - Google Patents

Info

Publication number
NL272063A
NL272063A NL272063DA NL272063A NL 272063 A NL272063 A NL 272063A NL 272063D A NL272063D A NL 272063DA NL 272063 A NL272063 A NL 272063A
Authority
NL
Netherlands
Application number
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.)
Publication of NL272063A publication Critical patent/NL272063A/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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/20—Investigating the presence of flaws
    • 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
    • H01H33/7007—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein the flow is a function of the current being interrupted
    • 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
    • H01H33/7084—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by movable parts influencing the gas flow
    • 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
    • H01H33/86—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve
    • 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
    • H01H33/94—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 solely due to the pressure caused by the arc itself or by an auxiliary arc
    • H01H33/95—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 solely due to the pressure caused by the arc itself or by an auxiliary arc the arc-extinguishing fluid being air or gas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/38—Means for extinguishing or suppressing arc
    • H01H85/42—Means for extinguishing or suppressing arc using an arc-extinguishing gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Circuit Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
NL272063D 1960-12-02 NL272063A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEL37677A DE1171974B (en) 1960-12-02 1960-12-02 Electrical switch with arc extinguishing by means of an extinguishing agent flow generated by the arc in a extinguishing chamber
DEL0037804 1960-12-23

Publications (1)

Publication Number Publication Date
NL272063A true NL272063A (en)

Family

ID=25985379

Family Applications (1)

Application Number Title Priority Date Filing Date
NL272063D NL272063A (en) 1960-12-02

Country Status (4)

Country Link
US (1) US3197596A (en)
DE (1) DE1171974B (en)
GB (1) GB940590A (en)
NL (1) NL272063A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1765621B1 (en) * 1968-06-20 1970-11-26 Siemens Ag Arrangement for frictional connection of arc guide plates with fixed contact parts
CH594281A5 (en) * 1976-05-24 1978-01-13 Bbc Brown Boveri & Cie
DE2811508C2 (en) 1977-03-24 1983-06-16 Mitsubishi Denki K.K., Tokyo Electric pressure gas switch
DE2858054C2 (en) * 1977-03-24 1987-11-26 Mitsubishi Denki K.K., Tokio/Tokyo, Jp
JPS5422581A (en) * 1977-07-21 1979-02-20 Mitsubishi Electric Corp Switching device
US4459447A (en) * 1982-01-27 1984-07-10 Mitsubishi Denki Kabushiki Kaisha Self extinguishing type gas circuit breaker
FR2651065B1 (en) * 1989-08-18 1996-07-05 Alsthom Gec SELF-BLOWING MEDIUM VOLTAGE CIRCUIT BREAKER

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE527320C (en) * 1931-09-03 Siemens Schuckertwerke Akt Ges Loeschkammer with maximum pressure regulator
US1336069A (en) * 1918-04-27 1920-04-06 Nicholas J Conrad Circuit-breaker
DE572518C (en) * 1928-03-26 1933-03-17 Delle Atel Const Electr Air or oil switch, the contacts of which are housed in an explosion chamber that is connected to a special blow pot that is pressurized during the switching process from the explosion chamber by the same arc that is to be extinguished
DE687404C (en) * 1931-07-17 1940-01-29 Licht Und Kraft Akt Ges Electric switch
US2052232A (en) * 1932-11-11 1936-08-25 Bbc Brown Boveri & Cie Electric switch
CH210672A (en) * 1937-07-19 1940-07-31 Hermes Patentverwertungs Gmbh High-performance switch with switching chamber.
DE1048315B (en) * 1957-05-14 1959-01-08

Also Published As

Publication number Publication date
US3197596A (en) 1965-07-27
GB940590A (en) 1963-10-30
DE1171974B (en) 1964-06-11

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