FR2463415A1 - Dispositif de mesure comportant un pont capacitif - Google Patents

Dispositif de mesure comportant un pont capacitif Download PDF

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Publication number
FR2463415A1
FR2463415A1 FR7920440A FR7920440A FR2463415A1 FR 2463415 A1 FR2463415 A1 FR 2463415A1 FR 7920440 A FR7920440 A FR 7920440A FR 7920440 A FR7920440 A FR 7920440A FR 2463415 A1 FR2463415 A1 FR 2463415A1
Authority
FR
France
Prior art keywords
voltage
bridge
output
diode
capacitive
Prior art date
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.)
Granted
Application number
FR7920440A
Other languages
English (en)
French (fr)
Other versions
FR2463415B1 (show.php
Inventor
Joel Leleve
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.)
Equipements Automobiles Marchal SA
Original Assignee
Equipements Automobiles Marchal SA
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 Equipements Automobiles Marchal SA filed Critical Equipements Automobiles Marchal SA
Priority to FR7920440A priority Critical patent/FR2463415A1/fr
Priority to DE19803029616 priority patent/DE3029616A1/de
Priority to IT68274/80A priority patent/IT1129238B/it
Priority to JP10883280A priority patent/JPS5677713A/ja
Publication of FR2463415A1 publication Critical patent/FR2463415A1/fr
Application granted granted Critical
Publication of FR2463415B1 publication Critical patent/FR2463415B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
    • B60Q1/10—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution
    • B60Q1/115—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
    • B60Q1/12—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position
    • B60Q1/122—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position with electrical actuating means
    • 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
    • G01D5/241—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 by relative movement of capacitor electrodes
    • G01D5/2412—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 by relative movement of capacitor electrodes by varying overlap
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960735—Capacitive touch switches characterised by circuit details
    • H03K2217/96075—Capacitive touch switches characterised by circuit details involving bridge circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR7920440A 1979-08-10 1979-08-10 Dispositif de mesure comportant un pont capacitif Granted FR2463415A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7920440A FR2463415A1 (fr) 1979-08-10 1979-08-10 Dispositif de mesure comportant un pont capacitif
DE19803029616 DE3029616A1 (de) 1979-08-10 1980-08-05 Messeinrichtung
IT68274/80A IT1129238B (it) 1979-08-10 1980-08-08 Dispositivo elettrico di misura provvisto di un ponte capacitivo a condensatori variabili particolarmente per la regolazione della posizione di proiettori di un autoveicolo
JP10883280A JPS5677713A (en) 1979-08-10 1980-08-09 Measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7920440A FR2463415A1 (fr) 1979-08-10 1979-08-10 Dispositif de mesure comportant un pont capacitif

Publications (2)

Publication Number Publication Date
FR2463415A1 true FR2463415A1 (fr) 1981-02-20
FR2463415B1 FR2463415B1 (show.php) 1983-01-28

Family

ID=9228772

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7920440A Granted FR2463415A1 (fr) 1979-08-10 1979-08-10 Dispositif de mesure comportant un pont capacitif

Country Status (4)

Country Link
JP (1) JPS5677713A (show.php)
DE (1) DE3029616A1 (show.php)
FR (1) FR2463415A1 (show.php)
IT (1) IT1129238B (show.php)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048775A (en) * 1958-01-10 1962-08-07 Wayne Kerr Lab Ltd Apparatus for measuring small distances
US3775687A (en) * 1971-12-17 1973-11-27 H Machlanski Capacitance difference measuring circuit
FR2236294A1 (show.php) * 1973-07-05 1975-01-31 Champion Spark Plug Co

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2638546A1 (de) * 1976-08-26 1978-03-02 Siemens Ag Schaltungsanordnung mit einer niederohmigen widerstands-messbruecke

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048775A (en) * 1958-01-10 1962-08-07 Wayne Kerr Lab Ltd Apparatus for measuring small distances
US3775687A (en) * 1971-12-17 1973-11-27 H Machlanski Capacitance difference measuring circuit
FR2236294A1 (show.php) * 1973-07-05 1975-01-31 Champion Spark Plug Co

Also Published As

Publication number Publication date
DE3029616A1 (de) 1981-02-26
IT8068274A0 (it) 1980-08-08
JPS5677713A (en) 1981-06-26
IT1129238B (it) 1986-06-04
FR2463415B1 (show.php) 1983-01-28

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