GB356180A - - Google Patents
Info
- Publication number
- GB356180A GB356180A GB17051/30A GB1705130A GB356180A GB 356180 A GB356180 A GB 356180A GB 17051/30 A GB17051/30 A GB 17051/30A GB 1705130 A GB1705130 A GB 1705130A GB 356180 A GB356180 A GB 356180A
- Authority
- GB
- United Kingdom
- Prior art keywords
- level
- expansion chamber
- chamber
- liquid
- expansion
- 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
- 239000007788 liquid Substances 0.000 abstract 3
- 230000004048 modification Effects 0.000 abstract 2
- 238000012986 modification Methods 0.000 abstract 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000012212 insulator 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
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/55—Oil reservoirs or tanks; Lowering means therefor
-
- 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
Landscapes
- Cage And Drive Apparatuses For Elevators (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Circuit Breakers (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE354891X | 1929-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB356180A true GB356180A (enrdf_load_stackoverflow) | 1931-09-02 |
Family
ID=6289811
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB16362/30A Expired GB354891A (en) | 1929-08-29 | 1930-05-27 | Improvements in or relating to electric switches with arcextinction by self-generated vapour pressure |
GB17051/30A Expired GB356180A (enrdf_load_stackoverflow) | 1929-08-29 | 1930-06-02 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB16362/30A Expired GB354891A (en) | 1929-08-29 | 1930-05-27 | Improvements in or relating to electric switches with arcextinction by self-generated vapour pressure |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE371082A (enrdf_load_stackoverflow) |
DE (1) | DE570238C (enrdf_load_stackoverflow) |
FR (1) | FR697317A (enrdf_load_stackoverflow) |
GB (2) | GB354891A (enrdf_load_stackoverflow) |
-
1929
- 1929-08-20 DE DES93487D patent/DE570238C/de not_active Expired
-
1930
- 1930-05-27 GB GB16362/30A patent/GB354891A/en not_active Expired
- 1930-06-02 GB GB17051/30A patent/GB356180A/en not_active Expired
- 1930-06-13 FR FR697317D patent/FR697317A/fr not_active Expired
- 1930-06-13 BE BE371082D patent/BE371082A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE371082A (enrdf_load_stackoverflow) | 1930-08-31 |
FR697317A (fr) | 1931-01-15 |
GB354891A (en) | 1931-08-20 |
DE570238C (de) | 1933-02-13 |
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