ATE298045T1 - Feinsensor eines hydraulischen zylinders - Google Patents

Feinsensor eines hydraulischen zylinders

Info

Publication number
ATE298045T1
ATE298045T1 AT99970715T AT99970715T ATE298045T1 AT E298045 T1 ATE298045 T1 AT E298045T1 AT 99970715 T AT99970715 T AT 99970715T AT 99970715 T AT99970715 T AT 99970715T AT E298045 T1 ATE298045 T1 AT E298045T1
Authority
AT
Austria
Prior art keywords
spool
transducer
hydraulic cylinder
lead screw
axis
Prior art date
Application number
AT99970715T
Other languages
English (en)
Inventor
Richard O Glasson
Original Assignee
Control Products Inc
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 Control Products Inc filed Critical Control Products Inc
Application granted granted Critical
Publication of ATE298045T1 publication Critical patent/ATE298045T1/de

Links

Classifications

    • 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
    • F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/283—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using a cable wrapped on a drum and attached to the piston
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D5/00—Control of dimensions of material
    • G05D5/02—Control of dimensions of material of thickness, e.g. of rolled material

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Measuring Fluid Pressure (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
AT99970715T 1998-10-20 1999-10-18 Feinsensor eines hydraulischen zylinders ATE298045T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10488698P 1998-10-20 1998-10-20
US09/302,701 US6234061B1 (en) 1998-10-20 1999-04-30 Precision sensor for a hydraulic cylinder
PCT/US1999/024287 WO2000023717A1 (en) 1998-10-20 1999-10-18 Precision sensor for a hydraulic cylinder

Publications (1)

Publication Number Publication Date
ATE298045T1 true ATE298045T1 (de) 2005-07-15

Family

ID=26802046

Family Applications (2)

Application Number Title Priority Date Filing Date
AT04009658T ATE350588T1 (de) 1998-10-20 1999-10-18 Präzisionssensor eines hydraulischen stellgliedes
AT99970715T ATE298045T1 (de) 1998-10-20 1999-10-18 Feinsensor eines hydraulischen zylinders

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT04009658T ATE350588T1 (de) 1998-10-20 1999-10-18 Präzisionssensor eines hydraulischen stellgliedes

Country Status (7)

Country Link
US (1) US6234061B1 (de)
EP (1) EP1123464B1 (de)
AT (2) ATE350588T1 (de)
AU (1) AU1446900A (de)
CA (1) CA2346678C (de)
DE (2) DE69934729T2 (de)
WO (1) WO2000023717A1 (de)

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US6694861B2 (en) * 1998-10-19 2004-02-24 Control Products Inc. Precision sensor for a hydraulic cylinder
US7290476B1 (en) * 1998-10-20 2007-11-06 Control Products, Inc. Precision sensor for a hydraulic cylinder
DE10028930A1 (de) * 2000-06-10 2002-01-03 Deere & Co Bodenbearbeitungsgerät
WO2003029753A2 (en) * 2001-10-03 2003-04-10 Measurement Specialties, Inc. Modular non-contacting position sensor
WO2003058161A1 (en) * 2002-01-04 2003-07-17 Parker Hannifin Corporation Cylinder with optical sensing device and method
US7552671B2 (en) * 2002-01-04 2009-06-30 Parker-Hannifin Corporation Cylinder with fiber optical position sensing device and method
US7093361B2 (en) * 2002-01-23 2006-08-22 Control Products, Inc. Method of assembling an actuator with an internal sensor
US6866545B2 (en) * 2003-03-10 2005-03-15 Control Products, Inc., (Us) Electrical cordset with integral signal conditioning circuitry
US6935204B2 (en) 2003-10-31 2005-08-30 Caterpillar Inc Automated manual transmission and shift method
US7197974B2 (en) * 2004-01-15 2007-04-03 Control Products Inc. Position sensor
US7609055B2 (en) * 2004-07-21 2009-10-27 Control Products, Inc. Position sensing device and method
US7300289B2 (en) * 2005-09-30 2007-11-27 Control Products Inc. Electrical cordset having connector with integral signal conditioning circuitry
DE102005058776B4 (de) * 2005-12-09 2018-03-01 Zf Friedrichshafen Ag Vorrichtung zum Steuern und/oder Regeln eines hydraulisch betätigbaren Schaltelementes einer Getriebeeinrichtung und Getriebeeinrichtung
DE202006001807U1 (de) 2006-02-02 2007-06-06 Sensor-Technik Wiedemann Gmbh Meßanordnung mit Magnet
SE529291C2 (sv) * 2006-06-27 2007-06-19 Hagloef Sweden Ab Elektroniskt måttband
DE102006062129B4 (de) 2006-12-22 2010-08-05 Wirtgen Gmbh Straßenbaumaschine sowie Verfahren zur Messung der Frästiefe
US8482607B2 (en) * 2008-03-10 2013-07-09 Timothy David Webster Position sensing of a piston in a hydraulic cylinder using a photo image sensor
US7982459B2 (en) * 2008-06-30 2011-07-19 Eaton Corporation Hydraulic cylinder rod position sensing method
WO2010141605A1 (en) 2009-06-03 2010-12-09 Control Products Inc. Hydraulic accumulator with position sensor
BE1018847A3 (nl) * 2009-07-30 2011-10-04 Cnh Belgium Nv Een balenpers met een frictiesensor.
US8156798B1 (en) * 2010-07-09 2012-04-17 Hongfeng Bi High pressure high temperature fluid densitometer
US8558408B2 (en) 2010-09-29 2013-10-15 General Electric Company System and method for providing redundant power to a device
US20120134783A1 (en) 2010-11-30 2012-05-31 General Electric Company System and method for operating a compressor
US8278779B2 (en) 2011-02-07 2012-10-02 General Electric Company System and method for providing redundant power to a device
EP2864646B1 (de) * 2012-06-26 2017-11-22 Control Products Inc. System und verfahren zur herstellung eines linearpositionssensors
US10006763B2 (en) 2014-06-02 2018-06-26 Reel Power Licensing Corp. Accumulator assembly fixture
US10279443B2 (en) 2014-06-02 2019-05-07 Reel Power Licensing Corp. Accumulator assembly fixture
FR3027037B1 (fr) * 2014-10-13 2018-01-26 Groupe Mecalac Porte-outil pour engin de chantier ou de travaux publics
US10246946B2 (en) 2015-03-25 2019-04-02 Columbia Trailer Co., Inc. Method and apparatus for transporting and steering a heavy load
US10358876B2 (en) 2015-07-22 2019-07-23 Columbia Trailer Co., Inc. Method and apparatus for transporting and steering a heavy load
US10113883B1 (en) 2016-01-08 2018-10-30 Control Products, Inc. Hybrid sensor system and method of use
US10563678B2 (en) 2016-08-09 2020-02-18 Industries Mailhot, Inc. Pressure vessel arrangement providing piston position feedback, pressure vessel, and method for providing piston position feedback in a pressure vessel
GB2554655B (en) * 2016-09-30 2019-10-02 Caterpillar Inc A hydraulic actuator arrangement
CA3109051A1 (en) 2018-08-17 2020-02-20 Columbia Trailer Co., Inc. Method and apparatus for transporting and steering a heavy load
US10779506B1 (en) * 2018-10-24 2020-09-22 Matthew J. Ulrich Fully automated, sensor-driven, catch system for a hydraulic livestock squeeze chute
US11692563B2 (en) 2020-01-28 2023-07-04 Caterpillar Paving Products Inc. Milling machine having a valve current based height measurement system
US11629735B2 (en) 2020-01-28 2023-04-18 Caterpillar Paving Products Inc. Milling machine having a fluid flow based height measurement system
US11255059B2 (en) 2020-01-28 2022-02-22 Caterpillar Paving Products Inc. Milling machine having a non-contact leg-height measurement system
US11566387B2 (en) 2020-03-12 2023-01-31 Caterpillar Paving Products Inc. Relative velocity based actuator velocity calibration system
US11578737B2 (en) 2020-03-12 2023-02-14 Caterpillar Paving Products Inc. Distance based actuator velocity calibration system
IT202100028070A1 (it) 2021-11-04 2023-05-04 Tpi S R L “trasduttore di posizione lineare senza contatto.”

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US4286386A (en) * 1977-09-06 1981-09-01 Long Irvin E Electro-mechanical displacement measuring device
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US4231700A (en) 1979-04-09 1980-11-04 Spectra-Physics, Inc. Method and apparatus for laser beam control of backhoe digging depth
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US4945221A (en) 1987-04-24 1990-07-31 Laser Alignment, Inc. Apparatus and method for controlling a hydraulic excavator
US4841246A (en) 1987-12-29 1989-06-20 Eaton Corporation Multiturn shaft position sensor having magnet movable with nonrotating linear moving nut
GB2216268B (en) 1988-03-31 1992-04-15 Schlumberger Ind Ltd Rotary displacement transducers
DE3835782A1 (de) 1988-10-20 1990-04-26 Rexroth Mannesmann Gmbh Vorrichtung zum messen von drehwinkeln
JPH02186102A (ja) * 1989-01-10 1990-07-20 Nakamura Koki Kk ピストン型アキュムレータのピストン位置検知装置
FR2674294B1 (fr) 1991-03-22 1993-12-17 Etudes Montages Verin hydraulique a positionnement de tige mobile asservi.
US5341724A (en) * 1993-06-28 1994-08-30 Bronislav Vatel Pneumatic telescoping cylinder and method
US5404661A (en) 1994-05-10 1995-04-11 Caterpillar Inc. Method and apparatus for determining the location of a work implement
US5694042A (en) 1995-09-15 1997-12-02 Turck, Inc. Angular displacement sensor for rotationally reciprocating elements
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Also Published As

Publication number Publication date
AU1446900A (en) 2000-05-08
US6234061B1 (en) 2001-05-22
CA2346678C (en) 2007-11-20
WO2000023717A9 (en) 2001-02-01
ATE350588T1 (de) 2007-01-15
DE69934729D1 (de) 2007-02-15
DE69934729T2 (de) 2007-10-18
WO2000023717A1 (en) 2000-04-27
CA2346678A1 (en) 2000-04-27
DE69925851D1 (de) 2005-07-21
EP1123464B1 (de) 2005-06-15
EP1123464A1 (de) 2001-08-16
DE69925851T2 (de) 2006-05-11

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Legal Events

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