CH492201A - Electromagnetic device for indicating the position of an electrically conductive object - Google Patents

Electromagnetic device for indicating the position of an electrically conductive object

Info

Publication number
CH492201A
CH492201A CH906167A CH906167A CH492201A CH 492201 A CH492201 A CH 492201A CH 906167 A CH906167 A CH 906167A CH 906167 A CH906167 A CH 906167A CH 492201 A CH492201 A CH 492201A
Authority
CH
Switzerland
Prior art keywords
indicating
electrically conductive
electromagnetic device
conductive object
electromagnetic
Prior art date
Application number
CH906167A
Other languages
German (de)
Inventor
Vilmos Dipl Ing Torok
Original Assignee
Asea Ab
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
Application filed by Asea Ab filed Critical Asea Ab
Publication of CH492201A publication Critical patent/CH492201A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
    • G01V3/105—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
    • G01V3/107—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops using compensating coil or loop arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/488—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Geophysics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
CH906167A 1966-06-22 1967-06-21 Electromagnetic device for indicating the position of an electrically conductive object CH492201A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE850066A SE313755B (en) 1966-06-22 1966-06-22

Publications (1)

Publication Number Publication Date
CH492201A true CH492201A (en) 1970-06-15

Family

ID=20274246

Family Applications (1)

Application Number Title Priority Date Filing Date
CH906167A CH492201A (en) 1966-06-22 1967-06-21 Electromagnetic device for indicating the position of an electrically conductive object

Country Status (4)

Country Link
CH (1) CH492201A (en)
DE (1) DE1300303B (en)
GB (1) GB1182438A (en)
SE (1) SE313755B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2387656B (en) * 2002-04-16 2004-03-03 Weston Aerospace Transformer probe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE933173C (en) * 1950-10-14 1955-09-22 Siemens Ag Test device, especially for electric traction vehicles, to display the rotary movement of a shaft
CH336671A (en) * 1953-12-31 1959-02-28 British Thomson Houston Co Ltd Device on two parts which can move relative to one another for the precise setting of one part in a position selected from a number of predetermined positions with respect to the other part
US3070742A (en) * 1957-10-15 1962-12-25 Clevite Corp Measuring system

Also Published As

Publication number Publication date
DE1300303B (en) 1969-07-31
SE313755B (en) 1969-08-18
GB1182438A (en) 1970-02-25

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Legal Events

Date Code Title Description
PL Patent ceased