CA618580A - Direct current transformer device - Google Patents
Direct current transformer deviceInfo
- Publication number
- CA618580A CA618580A CA618580A CA618580DA CA618580A CA 618580 A CA618580 A CA 618580A CA 618580 A CA618580 A CA 618580A CA 618580D A CA618580D A CA 618580DA CA 618580 A CA618580 A CA 618580A
- Authority
- CA
- Canada
- Prior art keywords
- direct current
- current transformer
- transformer device
- direct
- transformer
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA618580T | |||
JP1619458A JPS3510164B1 (ja) | 1958-06-10 | 1958-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA618580A true CA618580A (en) | 1961-04-18 |
Family
ID=72321917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA618580A Expired CA618580A (en) | 1958-06-10 | Direct current transformer device |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS3510164B1 (ja) |
CA (1) | CA618580A (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3189838A (en) * | 1961-11-22 | 1965-06-15 | Honeywell Inc | Hall-effect amplifiers |
US3218480A (en) * | 1963-09-03 | 1965-11-16 | Automatic Elect Lab | Expander circuit utilizing hall multiplier |
US3323056A (en) * | 1963-07-05 | 1967-05-30 | Halmar Electronics | D.c. measurement using conductor surrounding core with plural hall generators havingindividual feedback coils |
US3323057A (en) * | 1966-05-02 | 1967-05-30 | Halmar Electronics | Hall generator current meter having extraneous field compensating apparatus |
US3573616A (en) * | 1969-03-13 | 1971-04-06 | Ibm | Current measuring system having a feedback path including a combined high gain amplifier and integrator |
US3649912A (en) * | 1968-04-10 | 1972-03-14 | Tokyo Shibaura Electric Co | Direct current transformer employing magnetoresistance diodes for use in current measurement |
US4939448A (en) * | 1987-10-16 | 1990-07-03 | Liaisons Electroniques-Mecaniques Lem Sa | Electric current sensing device of the magnetic field compensationtype |
WO2021148146A1 (en) | 2020-01-21 | 2021-07-29 | Abb Schweiz Ag | Method and system for improved current sensor |
-
0
- CA CA618580A patent/CA618580A/en not_active Expired
-
1958
- 1958-06-10 JP JP1619458A patent/JPS3510164B1/ja active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3189838A (en) * | 1961-11-22 | 1965-06-15 | Honeywell Inc | Hall-effect amplifiers |
US3323056A (en) * | 1963-07-05 | 1967-05-30 | Halmar Electronics | D.c. measurement using conductor surrounding core with plural hall generators havingindividual feedback coils |
US3218480A (en) * | 1963-09-03 | 1965-11-16 | Automatic Elect Lab | Expander circuit utilizing hall multiplier |
US3323057A (en) * | 1966-05-02 | 1967-05-30 | Halmar Electronics | Hall generator current meter having extraneous field compensating apparatus |
US3649912A (en) * | 1968-04-10 | 1972-03-14 | Tokyo Shibaura Electric Co | Direct current transformer employing magnetoresistance diodes for use in current measurement |
US3573616A (en) * | 1969-03-13 | 1971-04-06 | Ibm | Current measuring system having a feedback path including a combined high gain amplifier and integrator |
US4939448A (en) * | 1987-10-16 | 1990-07-03 | Liaisons Electroniques-Mecaniques Lem Sa | Electric current sensing device of the magnetic field compensationtype |
WO2021148146A1 (en) | 2020-01-21 | 2021-07-29 | Abb Schweiz Ag | Method and system for improved current sensor |
Also Published As
Publication number | Publication date |
---|---|
JPS3510164B1 (ja) | 1960-07-29 |
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