BE378063A - - Google Patents

Info

Publication number: BE378063A
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.)

1928-04-09

Publication of BE378063A publication Critical patent/BE378063A/xx

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 (enrdf_load_stackoverflow)

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 (enrdf_load_stackoverflow)

Family

ID=22074983

Family Applications (1)

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

Country Status (3)

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

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

0
- BE BE378063D patent/BE378063A/xx unknown
1929
- 1929-04-09 FR FR672876D patent/FR672876A/fr not_active Expired
- 1929-04-12 DE DEB142895D patent/DE531339C/de not_active Expired

Also Published As

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

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