FR831431A - Magnetizable core - Google Patents
Magnetizable coreInfo
- Publication number
- FR831431A FR831431A FR831431DA FR831431A FR 831431 A FR831431 A FR 831431A FR 831431D A FR831431D A FR 831431DA FR 831431 A FR831431 A FR 831431A
- Authority
- FR
- France
- Prior art keywords
- magnetizable core
- magnetizable
- core
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
- H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
- H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
- H01F21/065—Measures for obtaining a desired relation between the position of the core and the inductance
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES7231D DE939823C (en) | 1936-12-31 | 1936-12-31 | Method for adjusting the course of change of a controllable self-induction with a magnetizable core that can be inserted into the coil to a nominal characteristic |
Publications (1)
Publication Number | Publication Date |
---|---|
FR831431A true FR831431A (en) | 1938-09-02 |
Family
ID=7472342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR831431D Expired FR831431A (en) | 1936-12-31 | 1937-12-29 | Magnetizable core |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE939823C (en) |
FR (1) | FR831431A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5345644A (en) * | 1976-10-07 | 1978-04-24 | Mitsubishi Electric Corp | Welder |
US4156223A (en) * | 1978-04-21 | 1979-05-22 | Illinois Tool Works Inc. | Positional transducer utilizing magnetic elements |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR595363A (en) * | 1924-06-13 | 1925-10-01 | Paul Hinstin Et Armand Lehmann | Improvements in the construction of choke coils, autotransformers and high frequency transformers for t. s. f. |
FR687221A (en) * | 1929-11-21 | 1930-08-06 | Induction coil and device for winding on arched parts | |
US1982689A (en) * | 1931-03-16 | 1934-12-04 | Johnson Lab Inc | Magnetic core material |
GB403426A (en) * | 1931-03-16 | 1933-12-18 | Johnson Lab Inc | Improvements in or relating to magnetic cores for high frequency inductance coils and transformers |
GB412382A (en) * | 1932-05-04 | 1934-06-28 | Johnson Lab Inc | Improvement in variable inductance devices |
FR775614A (en) * | 1933-06-26 | 1935-01-05 | Siemens Ag | High frequency coil |
DE638763C (en) * | 1933-10-26 | 1936-11-21 | Telefunken Gmbh | Arrangement for the simultaneous change of self-induction and capacitance of an electrical oscillation circuit |
-
1936
- 1936-12-31 DE DES7231D patent/DE939823C/en not_active Expired
-
1937
- 1937-12-29 FR FR831431D patent/FR831431A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE939823C (en) | 1956-03-01 |
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