DE69112045T2 - Langhubiger multi-magnet positionsmessfühler. - Google Patents

Langhubiger multi-magnet positionsmessfühler.

Info

Publication number
DE69112045T2
DE69112045T2 DE69112045T DE69112045T DE69112045T2 DE 69112045 T2 DE69112045 T2 DE 69112045T2 DE 69112045 T DE69112045 T DE 69112045T DE 69112045 T DE69112045 T DE 69112045T DE 69112045 T2 DE69112045 T2 DE 69112045T2
Authority
DE
Germany
Prior art keywords
long
position measuring
measuring probe
magnet position
stroke multi
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 - Lifetime
Application number
DE69112045T
Other languages
English (en)
Other versions
DE69112045D1 (de
Inventor
Wade Peterson
Joachin Hellwig
Rainer Heuckelback
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.)
MTS Systems Corp
Original Assignee
MTS Systems Corp
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 MTS Systems Corp filed Critical MTS Systems Corp
Application granted granted Critical
Publication of DE69112045D1 publication Critical patent/DE69112045D1/de
Publication of DE69112045T2 publication Critical patent/DE69112045T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3492—Position or motion detectors or driving means for the detector
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/247—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using time shifts of pulses
    • 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
    • G01D5/48—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 wave or particle radiation means
    • G01D5/485—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 wave or particle radiation means using magnetostrictive devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
DE69112045T 1991-01-22 1991-09-05 Langhubiger multi-magnet positionsmessfühler. Expired - Lifetime DE69112045T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/644,273 US5115195A (en) 1991-01-22 1991-01-22 System and method for measuring the absolute position of one body which is constrained to move with respect to another body
PCT/US1991/006425 WO1992013254A1 (en) 1991-01-22 1991-09-05 Multi-magnet long stroke sensor

Publications (2)

Publication Number Publication Date
DE69112045D1 DE69112045D1 (de) 1995-09-14
DE69112045T2 true DE69112045T2 (de) 1996-01-11

Family

ID=24584194

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69112045T Expired - Lifetime DE69112045T2 (de) 1991-01-22 1991-09-05 Langhubiger multi-magnet positionsmessfühler.

Country Status (4)

Country Link
US (1) US5115195A (de)
EP (1) EP0521114B1 (de)
DE (1) DE69112045T2 (de)
WO (1) WO1992013254A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014151A1 (en) * 1990-03-06 1991-09-19 Hitachi Construction Machinery Co., Ltd. Cylinder device
US5391987A (en) * 1992-06-26 1995-02-21 Hitachi, Ltd. Synchronous position correction system for a linear synchronous motor train
DE59405251D1 (de) * 1993-11-22 1998-03-19 Bosch Siemens Hausgeraete Anordnung zur Bestimmung mindestens einer variablen Teillänge von mindestens einem entlang einem Aktuator straff geführten Strang
CA2175946A1 (en) * 1995-06-06 1996-12-07 Brian G. Babin Apparatus for sensing the speed of a rotating element
US5682024A (en) * 1995-07-31 1997-10-28 Otis Elevator Company Elevator position determination
US5883345A (en) * 1997-12-23 1999-03-16 Otis Elevator Company Sonic position measurement system
US6351117B1 (en) 1999-09-20 2002-02-26 Balluff, Inc. Method and apparatus for generating transducer output pulses compensated for component variations
US6434516B1 (en) 1999-11-12 2002-08-13 Balluff, Inc. Method and apparatus for synthesizing an incremental signal
US6757635B2 (en) 2001-12-12 2004-06-29 Balluff, Inc. Programmed method and apparatus for quadrature output sensors
US6690160B2 (en) 2002-04-22 2004-02-10 Deere & Company Position sensing apparatus
US7925392B2 (en) 2002-04-23 2011-04-12 Lord Corporation Aircraft vehicular propulsion system monitoring device and method
US20050114053A1 (en) * 2003-10-14 2005-05-26 Southward Steve C. Magnetostrictive wavelet method for measuring pulse propagation time
DE20208469U1 (de) * 2002-05-27 2002-08-14 Longus Paul Lange & Co Absolutes Positions- und/oder Wegmesssystem und Vorrichtung mit einem bewegbaren Teil
FR2865805A1 (fr) * 2004-01-29 2005-08-05 Cegelec Dispositif de surveillance d'elements d'edifices
AT502314B1 (de) * 2005-04-28 2007-12-15 Leopold Horst Ing Vorrichtung zur messung der belastung eines entlang einer messstrecke verlagerbaren gegenstandes
US7971487B2 (en) * 2008-05-02 2011-07-05 Carlen Controls, Inc. Linear position transducer with wireless read head
US8058867B2 (en) * 2008-08-18 2011-11-15 Deere & Company System for determining the position of a movable member
WO2011124238A1 (de) * 2010-04-09 2011-10-13 Hydac Electronic Gmbh System zur bedämpfung der reflexionswelle am offenen ende eines magnetostriktiven sensorsystems
US9074860B2 (en) 2013-03-13 2015-07-07 Ametek Systems and methods for magnetostrictive sensing
US20200263710A1 (en) * 2017-09-28 2020-08-20 Mts Sensor Technologie Gmbh&Co.Kg Bent sensor for position transducer
US11543269B2 (en) 2020-01-27 2023-01-03 Temposonics GmbH & Co. KG Target detection in magnetostrictive sensors using a target frequency range

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3154946A (en) * 1961-01-16 1964-11-03 Sperry Rand Corp Digital remote position indicator
US3505576A (en) * 1966-07-12 1970-04-07 Litton Business Systems Inc Digital servomechanism including an inductive position encoder
US3526857A (en) * 1968-08-21 1970-09-01 Singer Co Acoustic delay line employing torsional waves and transducer for the same
GB1485646A (en) * 1973-11-16 1977-09-14 Hitachi Ltd Digital displacement sensors
US3898555A (en) * 1973-12-19 1975-08-05 Tempo Instr Inc Linear distance measuring device using a moveable magnet interacting with a sonic waveguide
NO134572C (de) * 1975-01-20 1976-12-15 Norapp As
US4071818A (en) * 1975-11-03 1978-01-31 Combustion Engineering, Inc. Magnetostrictive position indicator
IT1111425B (it) * 1977-05-18 1986-01-13 Conte Alberto Trasduttore assoluto di precisione per misure di posizioni lineari od angolari
US4282485A (en) * 1978-05-22 1981-08-04 Pneumo Corporation Linear variable phase transformer with constant magnitude output
US4298861A (en) * 1978-07-10 1981-11-03 Temposonics, Incorporated Integrated ultrasonic magnetic encoder
US4404523A (en) * 1980-07-10 1983-09-13 The United States Of America As Represented By The Secretary Of The Interior Readout circuit for linear displacement transducer
US4359677A (en) * 1981-03-02 1982-11-16 Dennon Jack D Linear indexer
DE3325353A1 (de) * 1983-07-14 1985-01-24 Honeywell Gmbh Positionssensor
JPS6078317A (ja) * 1983-10-05 1985-05-04 Hitachi Ltd 可動物体の位置検出方法およびその装置
JPS61281902A (ja) * 1985-06-07 1986-12-12 Toshiba Mach Co Ltd 絶対位置検出装置
US4721902A (en) * 1985-07-08 1988-01-26 Mts Systems Corporation Noise rejection in a sonic transducer
US4726226A (en) * 1986-09-03 1988-02-23 Mts Systems Corporation Distance and temperature measuring system for remote locations
US4803427A (en) * 1987-05-26 1989-02-07 Amcon, Inc. Precision measuring gauge having sonic delay line with free-standing mode converter armature
US4839590A (en) * 1987-09-24 1989-06-13 Magnetek Controls Piezoelectric actuator for magnetostrictive linear displacement measuring device
AU599842B2 (en) * 1987-10-19 1990-07-26 Otis Elevator Company Elevator car position monitoring system
US4939457A (en) * 1989-05-03 1990-07-03 Mts Systems Corporation Flexible tube sonic waveguide for determining liquid level

Also Published As

Publication number Publication date
WO1992013254A1 (en) 1992-08-06
US5115195A (en) 1992-05-19
EP0521114A1 (de) 1993-01-07
EP0521114B1 (de) 1995-08-09
DE69112045D1 (de) 1995-09-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition