NL89599C - - Google Patents
Info
- Publication number
- NL89599C NL89599C NL89599DA NL89599C NL 89599 C NL89599 C NL 89599C NL 89599D A NL89599D A NL 89599DA NL 89599 C NL89599 C NL 89599C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/90—Linearisation of ramp; Synchronisation of pulses
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Details Of Television Scanning (AREA)
- Electromagnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL698458X | 1951-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL89599C true NL89599C (https=) |
Family
ID=19808956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL89599D NL89599C (https=) | 1951-04-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2691768A (https=) |
| BE (1) | BE510397A (https=) |
| FR (1) | FR1053446A (https=) |
| GB (1) | GB698458A (https=) |
| NL (1) | NL89599C (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1031425B (de) * | 1954-10-15 | 1958-06-04 | Philips Nv | Abgleichbare Spulenanordnung mit vormagnetisiertem Kern |
| US2822528A (en) * | 1954-10-15 | 1958-02-04 | Philips Corp | Premagnetized inductive device |
| US2944213A (en) * | 1954-11-15 | 1960-07-05 | Friedrich M O Foerster | Apparatus for non-destructive testing |
| US3018456A (en) * | 1957-07-18 | 1962-01-23 | Westinghouse Electric Corp | Switching devices |
| BE668055A (https=) * | 1964-08-11 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2000378A (en) * | 1929-07-15 | 1935-05-07 | Thos E Stone Jr | Adjusting effective incremental permeability of magnetic circuits |
| US1896510A (en) * | 1930-06-28 | 1933-02-07 | Bell Telephone Labor Inc | Adjustable inductance |
| US2503155A (en) * | 1948-05-18 | 1950-04-04 | Rca Corp | Variable inductance device |
-
0
- NL NL89599D patent/NL89599C/xx active
- BE BE510397D patent/BE510397A/xx unknown
-
1952
- 1952-03-11 US US275921A patent/US2691768A/en not_active Expired - Lifetime
- 1952-04-02 GB GB8388/52A patent/GB698458A/en not_active Expired
- 1952-04-04 FR FR1053446D patent/FR1053446A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB698458A (en) | 1953-10-14 |
| US2691768A (en) | 1954-10-12 |
| BE510397A (https=) | |
| FR1053446A (fr) | 1954-02-02 |