ATE144074T1 - Erfassung des einschaltens einer spule - Google Patents

Erfassung des einschaltens einer spule

Info

Publication number
ATE144074T1
ATE144074T1 AT90109072T AT90109072T ATE144074T1 AT E144074 T1 ATE144074 T1 AT E144074T1 AT 90109072 T AT90109072 T AT 90109072T AT 90109072 T AT90109072 T AT 90109072T AT E144074 T1 ATE144074 T1 AT E144074T1
Authority
AT
Austria
Prior art keywords
coil
solenoid
closed
inductance
current
Prior art date
Application number
AT90109072T
Other languages
English (en)
Inventor
James W Kopec
Philip Herbert
Original Assignee
Motorola Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23422824&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE144074(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE144074T1 publication Critical patent/ATE144074T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
    • G01R31/2829—Testing of circuits in sensor or actuator systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/72—Testing of electric windings
    • 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
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
    • 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
    • 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
    • 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
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/32—Energising current supplied by semiconductor device
    • H01H47/325—Energising current supplied by semiconductor device by switching regulator

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetically Actuated Valves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Arc Welding Control (AREA)
  • Measurement Of Current Or Voltage (AREA)
AT90109072T 1989-06-02 1990-05-14 Erfassung des einschaltens einer spule ATE144074T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/361,629 US5053911A (en) 1989-06-02 1989-06-02 Solenoid closure detection

Publications (1)

Publication Number Publication Date
ATE144074T1 true ATE144074T1 (de) 1996-10-15

Family

ID=23422824

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90109072T ATE144074T1 (de) 1989-06-02 1990-05-14 Erfassung des einschaltens einer spule

Country Status (4)

Country Link
US (1) US5053911A (de)
EP (1) EP0400389B2 (de)
AT (1) ATE144074T1 (de)
DE (1) DE69028802T3 (de)

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* Cited by examiner, † Cited by third party
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Also Published As

Publication number Publication date
DE69028802T3 (de) 2000-05-18
DE69028802T2 (de) 1997-04-10
DE69028802D1 (de) 1996-11-14
US5053911A (en) 1991-10-01
EP0400389A3 (de) 1992-05-20
EP0400389B2 (de) 1999-11-24
EP0400389A2 (de) 1990-12-05
EP0400389B1 (de) 1996-10-09

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