GB316952A - - Google Patents
Info
- Publication number
- GB316952A GB316952A GB24047/29A GB2404729A GB316952A GB 316952 A GB316952 A GB 316952A GB 24047/29 A GB24047/29 A GB 24047/29A GB 2404729 A GB2404729 A GB 2404729A GB 316952 A GB316952 A GB 316952A
- Authority
- GB
- United Kingdom
- Legal status (The legal status 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 status listed.)
- Expired
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
- H01H33/7046—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 having special gas flow directing elements, e.g. grooves, extensions
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US381945A US1947230A (en) | 1928-08-06 | 1929-07-29 | Electric circuit breaker |
| US690682A US1982355A (en) | 1929-07-29 | 1933-09-23 | Gas blast switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB316952A true GB316952A (en:Method) | 1930-09-11 |
Family
ID=27009572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB24047/29A Expired GB316952A (en:Method) | 1929-07-29 | 1929-08-06 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1982355A (en:Method) |
| GB (1) | GB316952A (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2604562A (en) * | 1949-01-29 | 1952-07-22 | Gen Electric | Electric circuit interrupter |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB583346A (en) * | 1944-10-20 | 1946-12-16 | British Thomson Houston Co Ltd | Improvements in gas blast electrical circuit breakers |
| FR999210A (en:Method) * | 1945-12-03 | 1952-01-29 |
-
1929
- 1929-08-06 GB GB24047/29A patent/GB316952A/en not_active Expired
-
1933
- 1933-09-23 US US690682A patent/US1982355A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2604562A (en) * | 1949-01-29 | 1952-07-22 | Gen Electric | Electric circuit interrupter |
Also Published As
| Publication number | Publication date |
|---|---|
| US1982355A (en) | 1934-11-27 |