BE473733A - - Google Patents
Info
- Publication number
- BE473733A BE473733A BE473733DA BE473733A BE 473733 A BE473733 A BE 473733A BE 473733D A BE473733D A BE 473733DA BE 473733 A BE473733 A BE 473733A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/22—Polarised relays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/14—Electrothermal mechanisms
- H01H71/142—Electrothermal mechanisms actuated due to change of magnetic permeability
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US439508A US2322069A (en) | 1942-04-18 | 1942-04-18 | Relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE473733A true BE473733A (fi) |
Family
ID=23744992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE473733D BE473733A (fi) | 1942-04-18 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2322069A (fi) |
| BE (1) | BE473733A (fi) |
| FR (1) | FR939765A (fi) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2478625A (en) * | 1949-08-09 | Thermomagnetic galvanometer | ||
| US2483717A (en) * | 1944-07-15 | 1949-10-04 | Caspers Tin Plate Company | Magnetically operated switch |
| US2610271A (en) * | 1948-05-01 | 1952-09-09 | Joy Mfg Co | Thermal-magnetic relay |
| US2516538A (en) * | 1948-05-05 | 1950-07-25 | Westinghouse Electric Corp | Protective control system |
| NL85500C (fi) * | 1952-10-03 | |||
| US2794100A (en) * | 1955-08-16 | 1957-05-28 | Wilhelm Baier Kg | Thermal relay |
| US2926227A (en) * | 1957-03-15 | 1960-02-23 | Edward V Sundt | Overload circuit breaker |
| DE1990414U (de) * | 1960-05-02 | 1968-08-01 | Westmghouse Electric Corporation East Pittsburgh Pa (V St A) | Elektrisches Schaltgerat |
| US3206573A (en) * | 1961-11-14 | 1965-09-14 | American Radiator & Standard | Thermo-magnetic control comprising a thermo-influenced magnetic element and a permanent magnet |
-
0
- BE BE473733D patent/BE473733A/xx unknown
-
1942
- 1942-04-18 US US439508A patent/US2322069A/en not_active Expired - Lifetime
-
1947
- 1947-01-16 FR FR939765D patent/FR939765A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2322069A (en) | 1943-06-15 |
| FR939765A (fr) | 1948-11-24 |