FR2437608B1 - - Google Patents

Info

Publication number
FR2437608B1
FR2437608B1 FR7924040A FR7924040A FR2437608B1 FR 2437608 B1 FR2437608 B1 FR 2437608B1 FR 7924040 A FR7924040 A FR 7924040A FR 7924040 A FR7924040 A FR 7924040A FR 2437608 B1 FR2437608 B1 FR 2437608B1
Authority
FR
France
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.)
Expired
Application number
FR7924040A
Other versions
FR2437608A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF International UK Ltd
Original Assignee
Lucas Industries 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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of FR2437608A1 publication Critical patent/FR2437608A1/fr
Application granted granted Critical
Publication of FR2437608B1 publication Critical patent/FR2437608B1/fr
Granted legal-status Critical Current

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
    • G01D5/2006—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 self-induction of one or more coils
    • G01D5/202—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 self-induction of one or more coils by movable a non-ferromagnetic conductive element
FR7924040A 1978-09-28 1979-09-27 Transducteur de deplacement Granted FR2437608A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7838586 1978-09-28

Publications (2)

Publication Number Publication Date
FR2437608A1 FR2437608A1 (fr) 1980-04-25
FR2437608B1 true FR2437608B1 (fr) 1983-06-17

Family

ID=10499978

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7924040A Granted FR2437608A1 (fr) 1978-09-28 1979-09-27 Transducteur de deplacement

Country Status (18)

Country Link
US (1) US4350954A (fr)
JP (1) JPS5546200A (fr)
AR (1) AR217200A1 (fr)
AU (1) AU521152B2 (fr)
BR (1) BR7906039A (fr)
CA (1) CA1128170A (fr)
DD (1) DD146339A5 (fr)
DE (1) DE2939147A1 (fr)
ES (1) ES484335A1 (fr)
FR (1) FR2437608A1 (fr)
HU (1) HU182520B (fr)
IN (1) IN152335B (fr)
IT (1) IT1123325B (fr)
MX (1) MX147042A (fr)
PL (1) PL120606B1 (fr)
RO (1) RO77678A (fr)
TR (1) TR20832A (fr)
ZA (1) ZA794794B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2074736B (en) * 1980-04-26 1984-03-07 Lucas Industries Ltd Displacement measuring transducers and their use for sensing vehicle suspension displacements
DE3334548A1 (de) * 1983-09-23 1985-04-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Verfahren und vorrichtung zur spurfuehrung eines gleislosen fahrzeuges
GB8507319D0 (en) * 1985-03-21 1985-05-01 Vs Remek Ltd Measuring instruments
US4788489A (en) * 1985-07-12 1988-11-29 Nissan Motor Co., Ltd. Position sensor for use in variable height automotive suspension or the like
US4644570A (en) * 1985-09-20 1987-02-17 Bitronics, Inc. Sensor amplification and enhancement apparatus using digital techniques
IE59150B1 (en) * 1986-05-16 1994-01-12 Kollmorgen Ireland Limited Transducers for hostile environments
IT209873Z2 (it) * 1987-01-16 1988-11-04 Itt Ind Riunite Srl Dispositivo circuitale per il rilevamento dell'assetto di veicoli.
US4926123A (en) * 1988-01-22 1990-05-15 Sunpower, Inc. Precision variable pitch compensation winding for displacement transducer
EP0338966B1 (fr) * 1988-01-22 1994-12-28 Data Instruments Inc. Spirale de compensation de position pour capteur de déplacement
JP3027242B2 (ja) * 1990-10-04 2000-03-27 ヴェルナー トゥルク ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディトゲゼルシャフト 誘導近接スイッチ
US5680201A (en) * 1992-10-15 1997-10-21 Carrier Corporation Apparatus for including tank circuit with shielded, single turn coil, detecting passage of end of workpiece
US5497147A (en) * 1993-06-21 1996-03-05 Microstrain, Company Differential variable reluctance transducer
US5453685A (en) * 1993-07-30 1995-09-26 Philips Electronics North America Corporation Inductive position sensing device and apparatus with selectable winding configuration
US5655954A (en) * 1994-11-29 1997-08-12 Toshiba Kikai Kabushiki Kaisha Polishing apparatus
AU2002229050A1 (en) * 2000-11-30 2002-06-11 Asylum Research Corporation Improved linear variable differential transformers for high precision position measurements

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2178653A (en) * 1938-10-22 1939-11-07 Bell Telephone Labor Inc Building-out unit
US2322722A (en) * 1942-05-29 1943-06-22 Rca Corp Permeability tuning system
US2368857A (en) * 1943-06-24 1945-02-06 Johnson Lab Inc High-frequency inductance unit
US2471777A (en) * 1946-03-27 1949-05-31 Rca Corp Method of making ultra high frequency inductors
US2550736A (en) * 1949-07-15 1951-05-01 Rca Corp Metal detection apparatus
US2769969A (en) * 1955-03-30 1956-11-06 Norton Co Electromagnetic micrometer
US2942212A (en) * 1956-01-31 1960-06-21 British Thomson Houston Co Ltd Position sensing devices
US3356933A (en) * 1964-10-27 1967-12-05 Clifford O Stettler Displacement sensor comprising differential transformer with nonmagnetic core
US3521159A (en) * 1968-01-11 1970-07-21 Ird Mechanalysis Electrical sensing apparatus incorporating temperature compensation
US3639860A (en) * 1970-07-31 1972-02-01 Kabel Metallwerke Ghh Delay line
DE2046336A1 (de) * 1970-09-19 1972-04-27 Daimler Benz Ag Elektronischer Weggeber
US3891918A (en) * 1971-03-23 1975-06-24 James F Ellis Linear displacement transducer utilizing an oscillator whose average period varies as a linear function of the displacement
CH573104A5 (fr) * 1973-11-20 1976-02-27 Bosch Gmbh Robert
US4085394A (en) * 1976-10-14 1978-04-18 Clare-Pendar Co. Contactless key switch
US4091671A (en) * 1977-01-05 1978-05-30 Mclees Donald J Electronic fluid level sensor
JPS5398840A (en) * 1977-02-09 1978-08-29 Ricoh Co Ltd Detection of deterioration state of developing agnet

Also Published As

Publication number Publication date
FR2437608A1 (fr) 1980-04-25
CA1128170A (fr) 1982-07-20
IT7925977A0 (it) 1979-09-25
PL218568A1 (fr) 1980-06-02
AU521152B2 (en) 1982-03-18
BR7906039A (pt) 1980-07-08
AU5075579A (en) 1980-04-03
ZA794794B (en) 1980-08-27
IN152335B (fr) 1983-12-24
MX147042A (es) 1982-09-23
ES484335A1 (es) 1980-04-16
TR20832A (tr) 1982-09-16
JPS5546200A (en) 1980-03-31
HU182520B (en) 1984-01-30
AR217200A1 (es) 1980-02-29
DD146339A5 (de) 1981-02-04
IT1123325B (it) 1986-04-30
DE2939147A1 (de) 1980-04-10
PL120606B1 (en) 1982-03-31
US4350954A (en) 1982-09-21
RO77678A (fr) 1982-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse