CH569288A5 - - Google Patents
Info
- Publication number
- CH569288A5 CH569288A5 CH230174A CH230174A CH569288A5 CH 569288 A5 CH569288 A5 CH 569288A5 CH 230174 A CH230174 A CH 230174A CH 230174 A CH230174 A CH 230174A CH 569288 A5 CH569288 A5 CH 569288A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Amplifiers (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH230174A CH569288A5 (US07488766-20090210-C00029.png) | 1974-02-19 | 1974-02-19 | |
| DE19742416330 DE2416330C2 (de) | 1974-02-19 | 1974-04-02 | Mit Gleichstrom eichbares statisches Meßgerät |
| FR7504843A FR2261533A1 (en) | 1974-02-19 | 1975-02-17 | Static meter calibrated with direct current - has voltage test circuit and current test circuit with inverting amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH230174A CH569288A5 (US07488766-20090210-C00029.png) | 1974-02-19 | 1974-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH569288A5 true CH569288A5 (US07488766-20090210-C00029.png) | 1975-11-14 |
Family
ID=4230587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH230174A CH569288A5 (US07488766-20090210-C00029.png) | 1974-02-19 | 1974-02-19 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH569288A5 (US07488766-20090210-C00029.png) |
| FR (1) | FR2261533A1 (US07488766-20090210-C00029.png) |
-
1974
- 1974-02-19 CH CH230174A patent/CH569288A5/xx not_active IP Right Cessation
-
1975
- 1975-02-17 FR FR7504843A patent/FR2261533A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2416330A1 (US07488766-20090210-C00029.png) | 1975-07-24 |
| DE2416330B1 (de) | 1975-07-24 |
| FR2261533B1 (US07488766-20090210-C00029.png) | 1981-08-07 |
| FR2261533A1 (en) | 1975-09-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |