GB522541A - Improvements in or relating to automatic installation switches - Google Patents
Improvements in or relating to automatic installation switchesInfo
- Publication number
- GB522541A GB522541A GB36468/38A GB3646838A GB522541A GB 522541 A GB522541 A GB 522541A GB 36468/38 A GB36468/38 A GB 36468/38A GB 3646838 A GB3646838 A GB 3646838A GB 522541 A GB522541 A GB 522541A
- Authority
- GB
- United Kingdom
- Prior art keywords
- plates
- arc
- magnetic
- switch
- contacts
- 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
- 238000009434 installation Methods 0.000 title 1
- 230000005291 magnetic effect Effects 0.000 abstract 6
- 230000005294 ferromagnetic effect Effects 0.000 abstract 2
- 241000405147 Hermes Species 0.000 abstract 1
- 229910052793 cadmium Inorganic materials 0.000 abstract 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 239000001913 cellulose Substances 0.000 abstract 1
- 229910010293 ceramic material Inorganic materials 0.000 abstract 1
- -1 e.g. Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- 230000000171 quenching effect Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/18—Means for extinguishing or suppressing arc
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE206529X | 1937-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB522541A true GB522541A (en) | 1940-06-20 |
Family
ID=5792983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB36468/38A Expired GB522541A (en) | 1937-12-14 | 1938-12-14 | Improvements in or relating to automatic installation switches |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE431420A (enrdf_load_stackoverflow) |
| CH (1) | CH206529A (enrdf_load_stackoverflow) |
| FR (2) | FR846872A (enrdf_load_stackoverflow) |
| GB (1) | GB522541A (enrdf_load_stackoverflow) |
| NL (1) | NL53234C (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2774840A (en) * | 1952-09-01 | 1956-12-18 | Leyhausen Wilhelm | Automatic switches |
| DE1042711B (de) * | 1953-11-07 | 1958-11-06 | Siemens Ag | Blasdauermagnetanordnung |
| BE560671A (enrdf_load_stackoverflow) * | 1956-09-10 | |||
| DE1282148B (de) * | 1963-06-01 | 1968-11-07 | Stotz Kontakt Gmbh | Installationsselbstschalter |
| DE1291009B (de) * | 1963-06-01 | 1969-03-20 | Stotz Kontakt Gmbh | Installationsselbstschalter |
-
0
- NL NL53234D patent/NL53234C/xx active
- BE BE431420D patent/BE431420A/xx unknown
-
1938
- 1938-10-24 CH CH206529D patent/CH206529A/de unknown
- 1938-11-30 FR FR846872D patent/FR846872A/fr not_active Expired
- 1938-12-14 GB GB36468/38A patent/GB522541A/en not_active Expired
-
1941
- 1941-01-30 FR FR51392D patent/FR51392E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR846872A (fr) | 1939-09-27 |
| BE431420A (enrdf_load_stackoverflow) | |
| NL53234C (enrdf_load_stackoverflow) | |
| FR51392E (fr) | 1942-06-09 |
| CH206529A (de) | 1939-08-15 |
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