IT7927387A0 - ELECTROMAGNETIC DEVICES. - Google Patents
ELECTROMAGNETIC DEVICES.Info
- Publication number
- IT7927387A0 IT7927387A0 IT7927387A IT2738779A IT7927387A0 IT 7927387 A0 IT7927387 A0 IT 7927387A0 IT 7927387 A IT7927387 A IT 7927387A IT 2738779 A IT2738779 A IT 2738779A IT 7927387 A0 IT7927387 A0 IT 7927387A0
- Authority
- IT
- Italy
- Prior art keywords
- electromagnetic devices
- electromagnetic
- devices
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/04—Pumps peculiar thereto
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
-
- 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
- H01F7/16—Rectilinearly-movable armatures
-
- 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
- H01F7/1844—Monitoring or fail-safe circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2055—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit with means for determining actual opening or closing time
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value
-
- 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
- H01F7/1844—Monitoring or fail-safe circuits
- H01F2007/185—Monitoring or fail-safe circuits with armature position measurement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H2047/008—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current with a drop in current upon closure of armature or change of inductance
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
- Fuel-Injection Apparatus (AREA)
- Magnetically Actuated Valves (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7904723 | 1979-02-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7927387A0 true IT7927387A0 (en) | 1979-11-19 |
IT1125831B IT1125831B (en) | 1986-05-14 |
Family
ID=10503109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT27387/79A IT1125831B (en) | 1979-02-09 | 1979-11-19 | ELECTROMAGNETIC DEVICES |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS55107084A (en) |
AU (1) | AU5302279A (en) |
BR (1) | BR7907516A (en) |
DE (1) | DE2946574A1 (en) |
FR (1) | FR2448777A1 (en) |
IT (1) | IT1125831B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3844411A1 (en) * | 1988-12-30 | 1990-07-05 | Rexroth Mannesmann Gmbh | Proportional valve activated on one side and having a centring position |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB926852A (en) * | 1958-11-06 | 1963-05-22 | English Electric Co Ltd | Improvements relating to electrical indicating apparatus |
-
1979
- 1979-11-17 JP JP14940979A patent/JPS55107084A/en active Pending
- 1979-11-19 FR FR7928475A patent/FR2448777A1/en not_active Withdrawn
- 1979-11-19 IT IT27387/79A patent/IT1125831B/en active
- 1979-11-19 DE DE19792946574 patent/DE2946574A1/en active Pending
- 1979-11-20 BR BR7907516A patent/BR7907516A/en unknown
- 1979-11-21 AU AU53022/79A patent/AU5302279A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
BR7907516A (en) | 1980-09-23 |
AU5302279A (en) | 1980-08-14 |
JPS55107084A (en) | 1980-08-16 |
DE2946574A1 (en) | 1980-08-21 |
IT1125831B (en) | 1986-05-14 |
FR2448777A1 (en) | 1980-09-05 |
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