NL84002C - - Google Patents
Info
- Publication number
- NL84002C NL84002C NL84002DA NL84002C NL 84002 C NL84002 C NL 84002C NL 84002D A NL84002D A NL 84002DA NL 84002 C NL84002 C NL 84002C
- Authority
- NL
- Netherlands
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
- H01F21/08—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by varying the permeability of the core, e.g. by varying magnetic bias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F29/146—Constructional details
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F9/00—Magnetic amplifiers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
- H01F2003/103—Magnetic circuits with permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2813256X | 1953-09-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL84002C true NL84002C (xx) |
Family
ID=19875855
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7412896,A NL181047C (nl) | 1953-09-01 | Inrichting voor het vermijden van verbrandingskamer-trillingen. | |
| NL84002D NL84002C (xx) | 1953-09-01 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7412896,A NL181047C (nl) | 1953-09-01 | Inrichting voor het vermijden van verbrandingskamer-trillingen. |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2813256A (xx) |
| NL (2) | NL84002C (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2988716A (en) * | 1957-10-14 | 1961-06-13 | Radio Condenser Co | Tuner |
| US2997584A (en) * | 1958-02-19 | 1961-08-22 | Motorola Inc | Saturable core tuning inductor |
| US6639495B2 (en) | 2001-03-12 | 2003-10-28 | Fmc Technologies, Inc. | Electromagnetic actuator for intrinsically safe devices |
| GB2415833A (en) * | 2004-06-30 | 2006-01-04 | Areva T & D Uk Ltd | Inductive device with parallel permanent magnets in a magnetic circuit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR845803A (fr) * | 1937-11-08 | 1939-09-04 | Fides Gmbh | Système magnétique pour l'induction d'une ou plusieurs bobines de self-induction par pré-aimantation |
| FR860000A (fr) * | 1938-07-20 | 1941-01-03 | Fides | Dispositif d'enroulement à haute fréquence, auquel est adjoint pour la variation de son inductivité, un système d'excitation à champ continu, magnétique, réglable |
| CH256099A (de) * | 1942-07-21 | 1948-07-31 | Lorenz C Ag | Einrichtung mit in ihrer Selbstinduktivität regelbarer Hochfrequenzspule. |
| US2462423A (en) * | 1944-07-15 | 1949-02-22 | Wladimir J Polydoroff | Ferromagnetic variable highfrequency inductor |
| US2703391A (en) * | 1952-03-07 | 1955-03-01 | Charles F Gunderson | Saturable reactor |
| US2633561A (en) * | 1952-06-05 | 1953-03-31 | Gen Electric | Saturable core converter |
-
0
- NL NLAANVRAGE7412896,A patent/NL181047C/xx active
- NL NL84002D patent/NL84002C/xx active
-
1954
- 1954-08-31 US US453376A patent/US2813256A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2813256A (en) | 1957-11-12 |
| NL181047C (nl) |