GB356468A - Improvements in or relating to electric switches with arc extinction by self-generated vapour pressure - Google Patents
Improvements in or relating to electric switches with arc extinction by self-generated vapour pressureInfo
- Publication number
- GB356468A GB356468A GB26200/30A GB2620030A GB356468A GB 356468 A GB356468 A GB 356468A GB 26200/30 A GB26200/30 A GB 26200/30A GB 2620030 A GB2620030 A GB 2620030A GB 356468 A GB356468 A GB 356468A
- Authority
- GB
- United Kingdom
- Prior art keywords
- liquid
- switching
- vapour pressure
- expansion
- break
- Prior art date
- 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
- 230000008033 biological extinction Effects 0.000 title 1
- 239000007788 liquid Substances 0.000 abstract 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 1
- 239000004020 conductor Substances 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with contacts
- H01H33/161—Variable impedances
- H01H33/162—Liquid resistors
Landscapes
- Circuit Breakers (AREA)
- Devices For Dispensing Beverages (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE356468X | 1929-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB356468A true GB356468A (en) | 1931-09-10 |
Family
ID=6290283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB26200/30A Expired GB356468A (en) | 1929-11-22 | 1930-09-02 | Improvements in or relating to electric switches with arc extinction by self-generated vapour pressure |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE373239A (enrdf_load_stackoverflow) |
| FR (1) | FR702225A (enrdf_load_stackoverflow) |
| GB (1) | GB356468A (enrdf_load_stackoverflow) |
| NL (1) | NL32441C (enrdf_load_stackoverflow) |
-
0
- NL NL32441D patent/NL32441C/xx active
- BE BE373239D patent/BE373239A/xx unknown
-
1930
- 1930-09-02 GB GB26200/30A patent/GB356468A/en not_active Expired
- 1930-09-05 FR FR702225D patent/FR702225A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL32441C (enrdf_load_stackoverflow) | |
| FR702225A (fr) | 1931-04-02 |
| BE373239A (enrdf_load_stackoverflow) |
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