BE484365A - - Google Patents
Info
- Publication number
- BE484365A BE484365A BE484365DA BE484365A BE 484365 A BE484365 A BE 484365A BE 484365D A BE484365D A BE 484365DA BE 484365 A BE484365 A BE 484365A
- Authority
- BE
- Belgium
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
- H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
- H01H31/28—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18856—Oscillating to oscillating
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US769909A US2456502A (en) | 1947-08-21 | 1947-08-21 | Double throw switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE484365A true BE484365A (h) |
Family
ID=25086866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE484365D BE484365A (h) | 1947-08-21 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2456502A (h) |
| BE (1) | BE484365A (h) |
| FR (1) | FR970597A (h) |
| GB (1) | GB643953A (h) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2697144A (en) * | 1950-09-27 | 1954-12-14 | Westinghouse Electric Corp | High voltage switch |
| US2727105A (en) * | 1951-10-12 | 1955-12-13 | Chance Co Ab | Sectionalizing switch gear |
| US2745919A (en) * | 1952-05-08 | 1956-05-15 | Chance Co Ab | High voltage air break switch assemblies |
| US3071662A (en) * | 1960-06-20 | 1963-01-01 | Ite Circuit Breaker Ltd | By-pass disconnect switch for circuit interrupters |
| CZ299378B6 (cs) * | 2007-02-13 | 2008-07-09 | Lekov, A. S. | Zarízení pro natácení tocny odpojovacího nože |
-
0
- BE BE484365D patent/BE484365A/xx unknown
-
1947
- 1947-08-21 US US769909A patent/US2456502A/en not_active Expired - Lifetime
-
1948
- 1948-07-14 GB GB18918/48A patent/GB643953A/en not_active Expired
- 1948-08-20 FR FR970597D patent/FR970597A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB643953A (en) | 1950-09-27 |
| FR970597A (fr) | 1951-01-05 |
| US2456502A (en) | 1948-12-14 |