FI61100C - Kapacitiv staellningsgivare - Google Patents

Kapacitiv staellningsgivare Download PDF

Info

Publication number
FI61100C
FI61100C FI802222A FI802222A FI61100C FI 61100 C FI61100 C FI 61100C FI 802222 A FI802222 A FI 802222A FI 802222 A FI802222 A FI 802222A FI 61100 C FI61100 C FI 61100C
Authority
FI
Finland
Prior art keywords
strips
receiver
transmitter
plates
detection
Prior art date
Application number
FI802222A
Other languages
English (en)
Finnish (fi)
Other versions
FI61100B (fi
Inventor
Pauli Jaervinen
Original Assignee
Eflab Oy
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 Eflab Oy filed Critical Eflab Oy
Priority to FI802222A priority Critical patent/FI61100C/fi
Priority to US06/275,244 priority patent/US4403219A/en
Priority to DE8181302779T priority patent/DE3169524D1/de
Priority to EP81302779A priority patent/EP0044146B1/de
Priority to AT81302779T priority patent/ATE12427T1/de
Priority to SU813306782A priority patent/SU1126213A3/ru
Priority to JP56108771A priority patent/JPS5749810A/ja
Application granted granted Critical
Publication of FI61100B publication Critical patent/FI61100B/fi
Publication of FI61100C publication Critical patent/FI61100C/fi

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
    • G01D5/24—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 capacitance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Burglar Alarm Systems (AREA)
  • Led Device Packages (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
FI802222A 1980-07-11 1980-07-11 Kapacitiv staellningsgivare FI61100C (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI802222A FI61100C (fi) 1980-07-11 1980-07-11 Kapacitiv staellningsgivare
US06/275,244 US4403219A (en) 1980-07-11 1981-06-19 Differential capacitive position indicator
DE8181302779T DE3169524D1 (en) 1980-07-11 1981-06-19 Capacitive indicator of position
EP81302779A EP0044146B1 (de) 1980-07-11 1981-06-19 Kapazitiver Positionsgeber
AT81302779T ATE12427T1 (de) 1980-07-11 1981-06-19 Kapazitiver positionsgeber.
SU813306782A SU1126213A3 (ru) 1980-07-11 1981-07-10 Емкостной индикатор положени
JP56108771A JPS5749810A (en) 1980-07-11 1981-07-11 Capacity-oriented indicator for position

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI802222 1980-07-11
FI802222A FI61100C (fi) 1980-07-11 1980-07-11 Kapacitiv staellningsgivare

Publications (2)

Publication Number Publication Date
FI61100B FI61100B (fi) 1982-01-29
FI61100C true FI61100C (fi) 1982-05-10

Family

ID=8513622

Family Applications (1)

Application Number Title Priority Date Filing Date
FI802222A FI61100C (fi) 1980-07-11 1980-07-11 Kapacitiv staellningsgivare

Country Status (7)

Country Link
US (1) US4403219A (de)
EP (1) EP0044146B1 (de)
JP (1) JPS5749810A (de)
AT (1) ATE12427T1 (de)
DE (1) DE3169524D1 (de)
FI (1) FI61100C (de)
SU (1) SU1126213A3 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445923A (en) * 1982-12-30 1984-05-01 Owens-Illinois, Inc. Position sensing device
US5461319A (en) * 1992-12-28 1995-10-24 Peters; Randall D. Symmetric differential capacitance transducer employing cross coupled conductive plates to form equipotential pairs
US11067607B2 (en) * 2016-08-17 2021-07-20 KSR IP Holdings, LLC Sensing systems using current steering bridges
WO2021087220A1 (en) * 2019-10-31 2021-05-06 KSR IP Holdings, LLC Sensing systems using current steering bridges

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2948890A (en) * 1956-04-26 1960-08-09 Dell Brothers O Position meter
US3340400A (en) * 1964-06-11 1967-09-05 Api Instr Company Dual channel flaw detector having phase comparison feedback for automatic balancing
GB1312241A (en) * 1969-01-31 1973-04-04 Norrie G O Differential capacitor
GB1347235A (en) * 1970-01-23 1974-02-27 Automatic Systems Lab Ltd Variable capacitance displacement transducers
GB1370233A (en) * 1972-01-06 1974-10-16 Goring Kerr Ltd Electrical sorting apparatus
US3938113A (en) * 1974-06-17 1976-02-10 International Business Machines Corporation Differential capacitive position encoder
US3961318A (en) * 1975-01-17 1976-06-01 Inductosyn Corporation Electrostatic position-measuring transducer
SE406642B (sv) * 1977-02-16 1979-02-19 Aga Ab Elektromekanisk legesgivare
SE411392B (sv) * 1977-12-09 1979-12-17 Inst Mikrovagsteknik Vid Tekni Metanordning for kapacitiv bestemning av det inbordes leget hos tva relativt varandra rorliga delar

Also Published As

Publication number Publication date
JPS646683B2 (de) 1989-02-06
US4403219A (en) 1983-09-06
EP0044146A1 (de) 1982-01-20
SU1126213A3 (ru) 1984-11-23
EP0044146B1 (de) 1985-03-27
ATE12427T1 (de) 1985-04-15
FI61100B (fi) 1982-01-29
DE3169524D1 (en) 1985-05-02
JPS5749810A (en) 1982-03-24

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Owner name: LABSYSTEMS OY