FR960347A - - Google Patents
Info
- Publication number
- FR960347A FR960347A FR960347DA FR960347A FR 960347 A FR960347 A FR 960347A FR 960347D A FR960347D A FR 960347DA FR 960347 A FR960347 A FR 960347A
- Authority
- FR
- France
- 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
- H01H33/7092—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by several arcing chambers in series
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
-
- 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
- H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
- H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas
- H01H33/83—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas wherein the contacts are opened by the flow of air or gas
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB272397X | 1947-02-03 | ||
| GB140148X | 1948-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR960347A true FR960347A (de) | 1950-04-15 |
Family
ID=26250184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR960347D Expired FR960347A (de) | 1947-02-03 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2532529A (de) |
| BE (1) | BE480095A (de) |
| CH (1) | CH272397A (de) |
| FR (1) | FR960347A (de) |
| GB (1) | GB620941A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10276318B1 (en) | 2013-03-15 | 2019-04-30 | Innovative Switchgear IP, LLC | Insulated switch |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE22420E (en) * | 1944-01-18 | Method of stimulating plants | ||
| NL34469C (de) * | 1931-07-06 | |||
| US2069222A (en) * | 1934-03-19 | 1937-02-02 | Robert M Cremer | Signal |
| US2111168A (en) * | 1935-03-04 | 1938-03-15 | Chansor John | Flexible corrugated diaphragm |
| NL61773C (de) * | 1938-05-27 | |||
| US2260188A (en) * | 1940-03-27 | 1941-10-21 | Milliken Humphreys | Gas-blast circuit breaker |
| BE441359A (de) * | 1940-05-06 | |||
| BE441661A (de) * | 1940-06-08 | |||
| BE467292A (de) * | 1940-06-17 | |||
| US2394046A (en) * | 1942-12-10 | 1946-02-05 | Westinghouse Electric Corp | Circuit interrupter |
-
0
- BE BE480095D patent/BE480095A/xx unknown
- FR FR960347D patent/FR960347A/fr not_active Expired
-
1947
- 1947-02-03 GB GB3202/47A patent/GB620941A/en not_active Expired
-
1948
- 1948-01-20 US US3243A patent/US2532529A/en not_active Expired - Lifetime
- 1948-01-26 CH CH272397D patent/CH272397A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE480095A (de) | |
| GB620941A (en) | 1949-04-01 |
| CH272397A (fr) | 1950-12-15 |
| US2532529A (en) | 1950-12-05 |