JPS49111159A - - Google Patents
Info
- Publication number
- JPS49111159A JPS49111159A JP1440674A JP1440674A JPS49111159A JP S49111159 A JPS49111159 A JP S49111159A JP 1440674 A JP1440674 A JP 1440674A JP 1440674 A JP1440674 A JP 1440674A JP S49111159 A JPS49111159 A JP S49111159A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- H01F7/1838—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current by switching-in or -out impedance
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/04—Regulating voltage or current wherein the variable is ac
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH157773A CH565435A5 (cs) | 1973-02-05 | 1973-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS49111159A true JPS49111159A (cs) | 1974-10-23 |
Family
ID=4213662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1440674A Pending JPS49111159A (cs) | 1973-02-05 | 1974-02-04 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS49111159A (cs) |
| CH (1) | CH565435A5 (cs) |
| DE (1) | DE2403394A1 (cs) |
| FR (1) | FR2216620B3 (cs) |
-
1973
- 1973-02-05 CH CH157773A patent/CH565435A5/xx not_active IP Right Cessation
-
1974
- 1974-01-22 DE DE19742403394 patent/DE2403394A1/de active Pending
- 1974-01-28 FR FR7402992A patent/FR2216620B3/fr not_active Expired
- 1974-02-04 JP JP1440674A patent/JPS49111159A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2216620B3 (cs) | 1976-11-26 |
| CH565435A5 (cs) | 1975-08-15 |
| FR2216620A1 (cs) | 1974-08-30 |
| DE2403394A1 (de) | 1974-08-08 |