NL119127B - - Google Patents

Info

Publication number
NL119127B
NL119127B NL119127DA NL119127B NL 119127 B NL119127 B NL 119127B NL 119127D A NL119127D A NL 119127DA NL 119127 B NL119127 B NL 119127B
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 NL119127B publication Critical patent/NL119127B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/121—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using mechanical sensing
    • B23Q35/122—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using mechanical sensing the feeler opening or closing electrical contacts
    • 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
    • H01H33/44—Devices for ensuring operation of the switch at a predetermined point in the ac cycle

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Circuit Breakers (AREA)
NL119127D 1940-07-27 NL119127B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES34416D DE936457C (en) 1940-07-27 1940-07-27 Circulation switch

Publications (1)

Publication Number Publication Date
NL119127B true NL119127B (en)

Family

ID=5867949

Family Applications (1)

Application Number Title Priority Date Filing Date
NL119127D NL119127B (en) 1940-07-27

Country Status (4)

Country Link
CH (2) CH229709A (en)
DE (1) DE936457C (en)
FR (1) FR874045A (en)
NL (1) NL119127B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB979783A (en) * 1960-04-29 1965-01-06 Reyrolle A & Co Ltd Improvements relating to high-voltage electric circuit-breakers of the gas-blast type
DE1168996B (en) * 1961-03-27 1964-04-30 Westinghouse Electric Corp Compressed gas switch with filter
US3364325A (en) * 1964-12-07 1968-01-16 Westinghouse Electric Corp Gas-operated gas-blast circulating-type circuit breaker with simplified pneumatic control

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE550338C (en) * 1928-09-23 1932-05-14 Sigwart Ruppel Dipl Ing Switch with arc extinguishing by explosion gas under pressure
DE598449C (en) * 1929-03-15 1934-06-11 Bbc Brown Boveri & Cie Oil switch with oil-filled extinguishing chamber and interruption of the arc by oil inserted between the contacts
DE665797C (en) * 1933-05-30 1938-10-04 Siemens Schuckertwerke Akt Ges AC switch with arc extinguishing by a flowing extinguishing agent supplied under pressure
DE690130C (en) * 1933-10-20 1940-04-17 Siemens Schuckertwerke Akt Ges Switch with arc extinguishing by flowing or expanding gases or vapors
DE686577C (en) * 1933-12-01 1940-01-12 Siemens Schuckertwerke Akt Ges Arc extinguishing device for switches and similar current interruption devices
DE649105C (en) * 1933-12-22 1937-08-14 Siemens Schuckertwerke Akt Ges Electric switch with arc extinguishing by flowing pressurized gas
DE653248C (en) * 1934-05-11 1937-11-18 Siemens Schuckertwerke Akt Ges Electric switch
DE653377C (en) * 1934-07-30 1937-11-23 Siemens Schuckertwerke Akt Ges counter
DE651421C (en) * 1935-11-07 1937-10-13 Voigt & Haeffner Akt Ges Extinguishing chamber switch
DE678747C (en) * 1937-08-20 1939-07-21 Aeg Device for extinguishing high-voltage alternating current arcs
DE693513C (en) * 1937-10-24 1940-07-11 Voigt & Haeffner Akt Ges Multipole circuit breaker with arc extinguishing by a flowing extinguishing agent

Also Published As

Publication number Publication date
CH229672A (en) 1943-11-15
CH229709A (en) 1943-11-15
DE936457C (en) 1955-12-15
FR874045A (en) 1942-07-27

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