FR2555735B1 - Dispositif pour la mesure electrique indirecte sans contact de petites courses - Google Patents

Dispositif pour la mesure electrique indirecte sans contact de petites courses

Info

Publication number
FR2555735B1
FR2555735B1 FR8418116A FR8418116A FR2555735B1 FR 2555735 B1 FR2555735 B1 FR 2555735B1 FR 8418116 A FR8418116 A FR 8418116A FR 8418116 A FR8418116 A FR 8418116A FR 2555735 B1 FR2555735 B1 FR 2555735B1
Authority
FR
France
Prior art keywords
electrical measurement
indirect electrical
contact indirect
races
small
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.)
Expired
Application number
FR8418116A
Other languages
English (en)
Other versions
FR2555735A1 (fr
Inventor
Edmund Schiessle
Werner Forkel
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of FR2555735A1 publication Critical patent/FR2555735A1/fr
Application granted granted Critical
Publication of FR2555735B1 publication Critical patent/FR2555735B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/005—Measuring or detecting injection-valve lift, e.g. to determine injection timing
    • 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
    • G01D5/2033—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 controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/20—Fuel-injection apparatus with permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR8418116A 1983-11-30 1984-11-28 Dispositif pour la mesure electrique indirecte sans contact de petites courses Expired FR2555735B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3343269A DE3343269C1 (de) 1983-11-30 1983-11-30 Vorrichtung zum indirekten beruehrungslosen elektrischen Messen kleiner Wege

Publications (2)

Publication Number Publication Date
FR2555735A1 FR2555735A1 (fr) 1985-05-31
FR2555735B1 true FR2555735B1 (fr) 1988-08-05

Family

ID=6215636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8418116A Expired FR2555735B1 (fr) 1983-11-30 1984-11-28 Dispositif pour la mesure electrique indirecte sans contact de petites courses

Country Status (7)

Country Link
US (1) US4638659A (fr)
JP (1) JPS60138271A (fr)
CH (1) CH666745A5 (fr)
DE (1) DE3343269C1 (fr)
FR (1) FR2555735B1 (fr)
GB (1) GB2150695B (fr)
IT (1) IT1177364B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3515264A1 (de) * 1985-04-27 1986-11-27 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen
JPS63273001A (ja) * 1987-04-30 1988-11-10 Makome Kenkyusho:Kk 変位測定装置
DE3840339A1 (de) * 1988-11-30 1990-05-31 Bosch Gmbh Robert Kraftstoff-einspritzduese fuer brennkraftmaschinen
US5775355A (en) * 1996-03-11 1998-07-07 Robert Bosch Gmbh Method for measuring the lift of a valve needle of a valve and for adjusting the volume of media flow of the valve
US5747684A (en) * 1996-07-26 1998-05-05 Siemens Automotive Corporation Method and apparatus for accurately determining opening and closing times for automotive fuel injectors
DE19729892C1 (de) * 1997-07-12 1998-09-10 Daimler Benz Ag Elektromagnetisch gesteuerte Meßvorrichtung zur volumetrischen Messung von Einspritzmengen einer Kraftstoffeinspritzpumpe
DE10227019A1 (de) * 2002-06-17 2004-01-08 Festo Ag & Co Lineare Wegmessvorrichtung, insbesondere zur Bestimmung der Kolbenposition in einer fluidischen Zylinderanordnung
DE102005018797A1 (de) * 2005-04-22 2006-10-26 Bosch Rexroth Ag Wegsensor und Ventil
DE102016102664A1 (de) * 2016-02-16 2017-08-17 Technische Universität München Sensor zur Bestimmung einer äußeren magnetischen Feldstärke oder einer damit zusammenhängenden Größe
GB2549747A (en) * 2016-04-27 2017-11-01 Delphi Int Operations Luxembourg Sarl Fuel injector

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE852155C (de) * 1950-09-19 1953-03-12 Karl Dipl-Ing Hottinger Induktiver Weg- und Dehnungsmesser
GB729431A (en) * 1951-09-25 1955-05-04 Leslie Hartridge Apparatus and devices for testing fuel injection pumps and nozzles for internal combustion compression ignition engines
US3020527A (en) * 1957-05-13 1962-02-06 United Aircraft Corp Position indicating system
FR1231825A (fr) * 1959-04-16 1960-10-03 Electronique Et D Automatique Dispositif de contrôle et de commande de sécurité asservi à un organe situé dans un milieu d'accès difficile
AT312319B (de) * 1967-12-30 1973-12-27 Joseph Anton Bachmann Vorrichtung zur Stellwegmessung bei einer Kolben-Zylinder-Einheit von Werkzeugmaschinen od.dgl.
JPS4868545U (fr) * 1971-11-30 1973-08-31
GB1382706A (en) * 1972-05-25 1975-02-05 Ti Group Services Ltd Air gauge
US3777255A (en) * 1972-10-26 1973-12-04 Westinghouse Electric Corp Position sensor utilizing a primary and secondary shielded from one another by a ferromagnetic shield and a magnet whose position relative to the shield changes the shielding
DE2920669A1 (de) * 1979-05-22 1980-12-04 Bosch Gmbh Robert Kraftstoffeinspritzduese fuer brennkraftmaschinen
DE2932480A1 (de) * 1979-08-10 1981-02-26 Bosch Gmbh Robert Kraftstoff-einspritzduese fuer brennkraftmaschinen
DE2949705A1 (de) * 1979-12-11 1981-06-19 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzduese fuer brennkraftmaschinen
DE3004424A1 (de) * 1980-02-07 1981-08-13 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduesenhalter
DE3128238C2 (de) * 1981-07-17 1986-11-06 Pierburg Gmbh & Co Kg, 4040 Neuss Verfahren und Einrichtung zum Bestimmen der eingespritzten Kraftstoffmenge
US4448066A (en) * 1981-08-14 1984-05-15 General Motors Corporation Fuel per pulse indicator for a pulse engine fuel injection system
DE3227989A1 (de) * 1982-07-27 1984-02-02 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoff-einspritzduese fuer brennkraftmaschinen

Also Published As

Publication number Publication date
US4638659A (en) 1987-01-27
IT8423791A0 (it) 1984-11-29
FR2555735A1 (fr) 1985-05-31
GB2150695A (en) 1985-07-03
GB2150695B (en) 1987-10-21
JPH0346051B2 (fr) 1991-07-15
JPS60138271A (ja) 1985-07-22
IT8423791A1 (it) 1986-05-29
IT1177364B (it) 1987-08-26
CH666745A5 (de) 1988-08-15
DE3343269C1 (de) 1985-04-04
GB8430078D0 (en) 1985-01-09

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Legal Events

Date Code Title Description
ST Notification of lapse