BE460789A - - Google Patents
Info
- Publication number
- BE460789A BE460789A BE460789DA BE460789A BE 460789 A BE460789 A BE 460789A BE 460789D A BE460789D A BE 460789DA BE 460789 A BE460789 A BE 460789A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/02—Input circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/04—Arrangements for displaying electric variables or waveforms for producing permanent records
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/048—Checking overvoltage diverters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Fluid Pressure (AREA)
- Fuses (AREA)
- Geophysics And Detection Of Objects (AREA)
- Recording Measured Values (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH229050T | 1942-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE460789A true BE460789A (ru) | 1945-11-30 |
Family
ID=32180081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE460789D BE460789A (ru) | 1942-11-07 | 1945-10-18 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US2405121A (ru) |
| BE (1) | BE460789A (ru) |
| CH (2) | CH229050A (ru) |
| DE (1) | DE861895C (ru) |
| FR (2) | FR898240A (ru) |
| GB (2) | GB566645A (ru) |
| NL (1) | NL62344C (ru) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2528744A (en) * | 1944-11-30 | 1950-11-07 | Landis & Gyr Ag | Electromagnetic appliance |
| US2630860A (en) * | 1946-08-31 | 1953-03-10 | Affiliated Gas Equipment Inc | Burner control means |
| US2515677A (en) * | 1947-05-23 | 1950-07-18 | Rca Corp | Direct current limiter and counter circuit |
| US2557848A (en) * | 1948-05-28 | 1951-06-19 | Rca Corp | Arc-back counter |
| US2625822A (en) * | 1949-06-15 | 1953-01-20 | Taylor Instr Compagnies | Digital indicating arrangement for measuring systems |
| US2550460A (en) * | 1950-04-06 | 1951-04-24 | George M Farly | Monitoring circuit |
| DE863697C (de) * | 1951-02-22 | 1953-01-19 | Brown Ag | Geraet zum Zaehlen von Rueckzuendungen in Mutatoren |
| US2888198A (en) * | 1954-03-24 | 1959-05-26 | Westinghouse Electric Corp | Automatic circuit reclosers |
| DE1041124B (de) * | 1957-02-11 | 1958-10-16 | W Helmut Schmidt | Anzeigevorrichtung fuer Blitzeinschlaege in Hausblitzschutzanlagen |
| US3020727A (en) * | 1959-11-02 | 1962-02-13 | Dole Valve Co | Heat motor for a rotary ice tray |
| US3248871A (en) * | 1960-09-30 | 1966-05-03 | Jr John E Lindberg | Method and apparatus for power transmission and actuation |
| US3538440A (en) * | 1968-08-30 | 1970-11-03 | Westinghouse Electric Corp | Voltage detector for shielded conductor providing substantially constant output voltage over wide range of input voltage |
| US3766536A (en) * | 1971-12-15 | 1973-10-16 | Gen Motors Corp | Catalytic converter monitor |
| FR2452175A1 (fr) * | 1979-03-23 | 1980-10-17 | Alsthom Unelec Sa | Appareil electrique de coupure dans l'air muni d'un dispositif indicateur de court-circuit |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US884047A (en) * | 1908-01-13 | 1908-04-07 | John E Shepherd | Automatic alarm system. |
| US1056459A (en) * | 1908-01-20 | 1913-03-18 | Automatic Fire Prot Company | Automatic fire-protection signal system. |
| US989347A (en) * | 1910-05-02 | 1911-04-11 | Internat Electric Prot Company | Electrical thermostat. |
| US1695534A (en) * | 1925-02-27 | 1928-12-18 | William C Carter | Pump diaphragm |
| US1899746A (en) * | 1929-04-03 | 1933-02-28 | Westinghouse Electric & Mfg Co | Protective system for transformers |
| US2024060A (en) * | 1933-05-23 | 1935-12-10 | Roberto J Peralta | Electric current control device |
| US2021079A (en) * | 1934-04-23 | 1935-11-12 | Crosley Radio Corp | Restricted flow device |
| US2227668A (en) * | 1938-08-11 | 1941-01-07 | Jules F Bonal | Governor |
| US2271307A (en) * | 1938-10-21 | 1942-01-27 | William A Ray | Thermal operator |
-
1942
- 1942-11-07 CH CH229050D patent/CH229050A/de unknown
- 1942-12-12 DE DEL3515A patent/DE861895C/de not_active Expired
-
1943
- 1943-08-05 US US497441A patent/US2405121A/en not_active Expired - Lifetime
- 1943-09-22 FR FR898240D patent/FR898240A/fr not_active Expired
- 1943-10-16 GB GB17042/43A patent/GB566645A/en not_active Expired
-
1944
- 1944-04-05 CH CH238954D patent/CH238954A/de unknown
-
1945
- 1945-03-21 GB GB7154/45A patent/GB589276A/en not_active Expired
- 1945-03-28 US US585361A patent/US2493448A/en not_active Expired - Lifetime
- 1945-07-05 FR FR53800D patent/FR53800E/fr not_active Expired
- 1945-09-04 NL NL120982A patent/NL62344C/xx active
- 1945-10-18 BE BE460789D patent/BE460789A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2493448A (en) | 1950-01-03 |
| US2405121A (en) | 1946-08-06 |
| CH238954A (de) | 1945-08-31 |
| GB566645A (en) | 1945-01-08 |
| FR53800E (fr) | 1946-09-06 |
| FR898240A (fr) | 1945-04-13 |
| CH229050A (de) | 1943-09-30 |
| NL62344C (ru) | 1948-08-06 |
| GB589276A (en) | 1947-06-16 |
| DE861895C (de) | 1953-01-08 |