IT1113050B - ELECTRIC DISPLACEMENT TRANSDUCER - Google Patents

ELECTRIC DISPLACEMENT TRANSDUCER

Info

Publication number
IT1113050B
IT1113050B IT21387/79A IT2138779A IT1113050B IT 1113050 B IT1113050 B IT 1113050B IT 21387/79 A IT21387/79 A IT 21387/79A IT 2138779 A IT2138779 A IT 2138779A IT 1113050 B IT1113050 B IT 1113050B
Authority
IT
Italy
Prior art keywords
displacement transducer
electric displacement
electric
transducer
displacement
Prior art date
Application number
IT21387/79A
Other languages
Italian (it)
Other versions
IT7921387A0 (en
Original Assignee
Hughes Microelectronics Ltd
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 Hughes Microelectronics Ltd filed Critical Hughes Microelectronics Ltd
Publication of IT7921387A0 publication Critical patent/IT7921387A0/en
Application granted granted Critical
Publication of IT1113050B publication Critical patent/IT1113050B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
    • F02P7/06—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of circuit-makers or -breakers, or pick-up devices adapted to sense particular points of the timing cycle
    • F02P7/067—Electromagnetic pick-up devices, e.g. providing induced current in a coil
    • F02P7/0675—Electromagnetic pick-up devices, e.g. providing induced current in a coil with variable reluctance, e.g. depending on the shape of a tooth
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
    • G01D5/2053—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by a movable non-ferromagnetic conductive element
    • 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
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
IT21387/79A 1978-03-29 1979-03-28 ELECTRIC DISPLACEMENT TRANSDUCER IT1113050B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12330/78A GB1566396A (en) 1978-03-29 1978-03-29 Electrical displacement transducer

Publications (2)

Publication Number Publication Date
IT7921387A0 IT7921387A0 (en) 1979-03-28
IT1113050B true IT1113050B (en) 1986-01-20

Family

ID=10002510

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21387/79A IT1113050B (en) 1978-03-29 1979-03-28 ELECTRIC DISPLACEMENT TRANSDUCER

Country Status (5)

Country Link
JP (1) JPS54133363A (en)
DE (1) DE2911420A1 (en)
FR (1) FR2421365B1 (en)
GB (1) GB1566396A (en)
IT (1) IT1113050B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1136460B (en) * 1980-11-28 1986-08-27 Zanussi Zeltron Inst DISHWASHER WITH REEL ROTATION CONTROL DEVICE
DE3119414C2 (en) * 1981-05-15 1983-04-07 Audi Nsu Auto Union Ag, 7107 Neckarsulm Electromagnetic signal generator for measuring the angular position of a rotating component
EP0151089B1 (en) * 1984-01-30 1988-04-13 Vibro-Meter Sa Device for measuring torque or a torsion-angle
US4680976A (en) * 1985-11-15 1987-07-21 Vibro-Meter Sa Torque or angle of torsion measuring device
DE3643095A1 (en) * 1986-12-17 1988-07-07 Mtu Muenchen Gmbh Device for measuring movement
FR2609554B1 (en) * 1987-01-14 1989-05-05 Alsthom DEVICE FOR MEASURING THE INTERNAL ANGLE OF AN ELECTRIC MACHINE
DE4301966C1 (en) * 1993-01-26 1994-03-31 Techem Gmbh Rotation detector, esp. for vol. measurement device - contains rotor with constant electromagnetic damping and variable damping region, associated sensors
FR2777649A1 (en) * 1998-04-16 1999-10-22 Jean Pierre Bazenet Incremental measurement of displacement and position of objects, e.g. for machine shop controls

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630529A (en) * 1950-02-23 1953-03-03 Estle R Mann Tachometer
JPS4119782Y1 (en) * 1964-05-19 1966-09-17
US3471844A (en) * 1966-07-08 1969-10-07 Joseph F Schugt Position responsive signal generator
DE1913517A1 (en) * 1969-03-18 1970-10-08 Bosch Gmbh Robert Arrangement for contactless speed measurement
US4000724A (en) * 1973-07-14 1977-01-04 Hughes Microelectronics Limited Ignition arrangements for internal combustion engines
JPS5068547A (en) * 1973-10-22 1975-06-07
CH567710A5 (en) * 1974-01-08 1975-10-15 Bbc Brown Boveri & Cie
US3965370A (en) * 1974-12-20 1976-06-22 Motorola, Inc. Pulse regenerating circuit
DE2521163C2 (en) * 1975-05-13 1977-06-16 Frieseke & Hoepfner Gmbh DEVICE FOR DETERMINING A SIZE CORRESPONDING TO THE SPEED OR THE ROTATION ANGLE OF AN AXIS
DE2614947A1 (en) * 1976-04-07 1977-10-20 Bosch Gmbh Robert CIRCUIT ARRANGEMENT FOR POSITION DETECTION OF A ROTATING PART

Also Published As

Publication number Publication date
IT7921387A0 (en) 1979-03-28
FR2421365B1 (en) 1986-01-31
JPH0115803B2 (en) 1989-03-20
GB1566396A (en) 1980-04-30
DE2911420C2 (en) 1990-07-05
FR2421365A1 (en) 1979-10-26
JPS54133363A (en) 1979-10-17
DE2911420A1 (en) 1979-10-11

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