FR427666A - électro-aimant - Google Patents
électro-aimantInfo
- Publication number
- FR427666A FR427666A FR427666DA FR427666A FR 427666 A FR427666 A FR 427666A FR 427666D A FR427666D A FR 427666DA FR 427666 A FR427666 A FR 427666A
- Authority
- FR
- France
- Prior art keywords
- electro magnet
- electro
- magnet
- 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
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
- H01F7/1833—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current by changing number of parallel-connected turns or windings
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR427666T | 1910-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR427666A true FR427666A (fr) | 1911-08-10 |
Family
ID=1470125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR427666D Expired FR427666A (fr) | 1910-06-01 | 1910-06-01 | électro-aimant |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR427666A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0233380A1 (fr) * | 1986-01-27 | 1987-08-26 | Koninklijke Philips Electronics N.V. | Unité de balayage optique |
-
1910
- 1910-06-01 FR FR427666D patent/FR427666A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0233380A1 (fr) * | 1986-01-27 | 1987-08-26 | Koninklijke Philips Electronics N.V. | Unité de balayage optique |
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