BE378063A - - Google Patents

Info

Publication number
BE378063A
BE378063A BE378063DA BE378063A BE 378063 A BE378063 A BE 378063A BE 378063D A BE378063D A BE 378063DA BE 378063 A BE378063 A BE 378063A
Authority
BE
Belgium
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 BE378063A publication Critical patent/BE378063A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/14—Air-break switches for high tension without arc-extinguishing or arc-preventing means with bridging contact that is not electrically connected to either line contact in open position of switch
    • H01H31/16—Air-break switches for high tension without arc-extinguishing or arc-preventing means with bridging contact that is not electrically connected to either line contact in open position of switch with angularly-movable bridging contact or contact-carrying member
    • H01H31/18—Air-break switches for high tension without arc-extinguishing or arc-preventing means with bridging contact that is not electrically connected to either line contact in open position of switch with angularly-movable bridging contact or contact-carrying member actuated through the movement of one or more insulators
    • H01H31/20—Air-break switches for high tension without arc-extinguishing or arc-preventing means with bridging contact that is not electrically connected to either line contact in open position of switch with angularly-movable bridging contact or contact-carrying member actuated through the movement of one or more insulators at least one insulator being rotatable about its own geometrical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Mechanisms For Operating Contacts (AREA)
BE378063D 1928-04-09 BE378063A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US672876XA 1928-04-09 1928-04-09

Publications (1)

Publication Number Publication Date
BE378063A true BE378063A (ko)

Family

ID=22074983

Family Applications (1)

Application Number Title Priority Date Filing Date
BE378063D BE378063A (ko) 1928-04-09

Country Status (3)

Country Link
BE (1) BE378063A (ko)
DE (1) DE531339C (ko)
FR (1) FR672876A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1091176B (de) * 1954-01-19 1960-10-20 Achille Bagnagatti Kontakt-Vorrichtung fuer Drehtrennschalter
IT1187433B (it) * 1985-10-03 1987-12-23 Ceme Spa Sezionatore elettrico a tre colonne di cui la centrale rotante di cui due contatti femmina sono racchiusi in un involuoro stagno alla polluzione costutuente la parte mobile del sezionatore mentre i contatti maschio fissati agli isollatori laterali sono protetti da involucri semiaperti permettenti l'entrata dei contatti femmina
FR2761806B1 (fr) * 1997-04-07 1999-05-07 Gec Alsthom T Et D Inc Phase de sectionneur a double coupure centrale

Also Published As

Publication number Publication date
FR672876A (fr) 1930-01-08
DE531339C (de) 1931-08-08

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