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FR2713757B1 - Device for detecting the position of a piston. - Google Patents

Device for detecting the position of a piston.

Info

Publication number
FR2713757B1
FR2713757B1 FR9414887A FR9414887A FR2713757B1 FR 2713757 B1 FR2713757 B1 FR 2713757B1 FR 9414887 A FR9414887 A FR 9414887A FR 9414887 A FR9414887 A FR 9414887A FR 2713757 B1 FR2713757 B1 FR 2713757B1
Authority
FR
France
Prior art keywords
piston
detecting
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 - Fee Related
Application number
FR9414887A
Other languages
French (fr)
Other versions
FR2713757A1 (en
Inventor
Kurt Stoll
Hans Gerlach-Erhardt
Ralf Medow
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.)
Festo SE and Co KG
Original Assignee
Festo SE and Co KG
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 Festo SE and Co KG filed Critical Festo SE and Co KG
Publication of FR2713757A1 publication Critical patent/FR2713757A1/en
Application granted granted Critical
Publication of FR2713757B1 publication Critical patent/FR2713757B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01D5/2033—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
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2807—Position switches, i.e. means for sensing of discrete positions only, e.g. limit switches
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • 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
    • G01D5/142—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 using Hall-effect devices
    • G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR9414887A 1993-12-08 1994-12-06 Device for detecting the position of a piston. Expired - Fee Related FR2713757B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4341810A DE4341810B4 (en) 1993-12-08 1993-12-08 Sensor device for position detection of a piston

Publications (2)

Publication Number Publication Date
FR2713757A1 FR2713757A1 (en) 1995-06-16
FR2713757B1 true FR2713757B1 (en) 1997-01-31

Family

ID=6504464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9414887A Expired - Fee Related FR2713757B1 (en) 1993-12-08 1994-12-06 Device for detecting the position of a piston.

Country Status (4)

Country Link
DE (1) DE4341810B4 (en)
FR (1) FR2713757B1 (en)
GB (1) GB2286049B (en)
IT (1) IT1271109B (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19600616A1 (en) * 1996-01-10 1997-07-17 Bosch Gmbh Robert Device for detecting deflections of a magnetic body
DE19712829B4 (en) * 1997-03-26 2005-02-17 Sick Ag Device for detecting the position of a moving object
DE19757160A1 (en) * 1997-12-20 1999-06-24 Omb Oberdorfer Maschinenfabrik Safety control block for high pressure cleaning device
DE19836599A1 (en) * 1998-08-13 2000-02-17 Windhorst Beteiligungsgesellsc Process for the contactless magnetic detection of linear relative movements between permanent magnets and electronic sensors
DE19915832A1 (en) * 1999-04-08 2000-07-06 Bayerische Motoren Werke Ag Vehicle with position transducer for power control element has Hall switch with magnet integrated into transducer cylinder and pick-up part for mounting on housing of transducer cylinder
JP2002048108A (en) * 2000-08-04 2002-02-15 Smc Corp Mounting structure for position sensor
DE10053995A1 (en) 2000-10-31 2002-05-08 Continental Teves Ag & Co Ohg Signal generator with Hall sensor integrated in a master cylinder
DE10108737B4 (en) * 2001-02-23 2005-04-07 Festo Ag & Co. Position sensor device for detecting the position of movable elements, in particular the piston position in working cylinders
US7521923B2 (en) 2002-04-23 2009-04-21 Abas, Incorporated Magnetic displacement transducer
DE20211518U1 (en) 2002-07-13 2002-09-12 FESTO AG & Co., 73734 Esslingen Position sensor designed as a Hall sensor
DE10238402A1 (en) 2002-08-22 2004-03-04 Zf Sachs Ag Piston-cylinder unit
FR2851538B1 (en) * 2003-02-21 2006-04-28 Bosch Gmbh Robert MASTER CYLINDER OF A MOTOR VEHICLE WITH A DETECTION DEVICE FOR ACTUATING A BRAKING SYSTEM
DE10309142B4 (en) * 2003-02-28 2006-09-21 Eisenmann Lacktechnik Gmbh & Co. Kg Position detector for a pig moving in a pipe
DE102005021742B4 (en) * 2004-06-03 2015-02-05 Schaeffler Technologies Gmbh & Co. Kg Method for determining the dead path of a hydraulic system
US7219495B2 (en) 2004-06-04 2007-05-22 Zf Friedrichshafen Ag Hydraulic cylinder
EP1602544B1 (en) * 2004-06-04 2011-01-05 ZF Friedrichshafen AG Hydraulic master cylinder
DE102005030722A1 (en) * 2005-07-01 2007-01-04 Bosch Rexroth Teknik Ab Actuating cylinder used in handling and transport systems comprises a measuring unit with a magnetic field sensor arranged relative to the magnetic field at a specified angle to the main measuring direction
US20090322315A1 (en) * 2008-06-30 2009-12-31 Werner Dengler Linear-movement sensor in an egr valve
US8405386B2 (en) * 2009-02-17 2013-03-26 Goodrich Corporation Non-contact sensor system and method for position determination
US8207729B2 (en) 2009-02-17 2012-06-26 Goodrich Corporation Non-contact sensor system and method for displacement determination
US8203331B2 (en) 2009-02-17 2012-06-19 Goodrich Corporation Non-contact sensor system and method for selection determination
NO20120965A1 (en) * 2012-08-28 2014-03-03 Sensorlink As Method and system for determining the position of a piston in a cylinder
FR3025026B1 (en) * 2014-08-25 2018-01-19 Valeo Systemes De Controle Moteur HALL EFFECT LINEAR POSITION SENSOR FOR MOTOR VEHICLE
DE102016201826A1 (en) * 2015-02-24 2016-08-25 Schaeffler Technologies AG & Co. KG Actuator for actuating a friction clutch
DE102016216990A1 (en) * 2016-09-07 2018-03-08 Schaeffler Technologies AG & Co. KG Actuator for actuating a friction clutch

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1046703B (en) * 1972-08-21 1980-07-31 Siemens Ag PROVISION OF RESISTANCE DEPENDENT ON THE MAGNETIC FIELD
JPS60223031A (en) * 1984-04-19 1985-11-07 Sanyo Electric Co Ltd Magnetic orientation device of magnetic tape
DE3511782C2 (en) * 1985-03-30 1987-05-07 Daimler-Benz Ag, 7000 Stuttgart Piston position sensor
DE3634062C2 (en) * 1986-10-07 1994-08-11 Festo Kg Piston-cylinder unit
CH674058A5 (en) * 1986-10-22 1990-04-30 Festo Kg
JPS63122902A (en) * 1986-11-13 1988-05-26 Ckd Controls Ltd Apparatus for confirming position of moving body
DE3708989C2 (en) * 1987-03-19 1993-10-14 Festo Kg Control device for a piston displaceable in a double-acting cylinder
DE3730940A1 (en) * 1987-09-15 1989-03-23 Herion Werke Kg Device for indicating the position of the piston of a valve
DE3803293A1 (en) * 1988-02-04 1989-08-17 Turck Werner Kg Magnetically operated analogue electric displacement pick up for linear movements
DE3908892A1 (en) * 1989-03-17 1990-09-20 Siemens Ag CIRCUIT ARRANGEMENT AND DEVICE FOR CONTACTLESS SETPOINT SETTING FOR AN INTEGRATED CIRCUIT COVERED WITH NON-MAGNETIC MATERIAL
FR2651543B1 (en) * 1989-09-05 1991-12-06 Roudaut Philippe PISTON-CYLINDER ASSEMBLY PROVIDED WITH MEANS FOR DETERMINING AND VALIDATING THE PISTON POSITION.
DE4210934C1 (en) * 1992-04-02 1993-07-15 Robert Bosch Gmbh, 7000 Stuttgart, De
US5589769A (en) * 1994-09-30 1996-12-31 Honeywell Inc. Position detection apparatus including a circuit for receiving a plurality of output signal values and fitting the output signal values to a curve
JPH1031002A (en) * 1996-07-15 1998-02-03 Arusu Kaihatsu Kk Structure and method of detecting crack of structure

Also Published As

Publication number Publication date
ITMI942415A0 (en) 1994-11-29
ITMI942415A1 (en) 1996-05-29
DE4341810A1 (en) 1995-06-14
FR2713757A1 (en) 1995-06-16
GB9423992D0 (en) 1995-01-11
GB2286049B (en) 1997-10-08
GB2286049A (en) 1995-08-02
DE4341810B4 (en) 2004-01-29
IT1271109B (en) 1997-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse