DE3572385D1 - Inductive transducers - Google Patents

Inductive transducers

Info

Publication number
DE3572385D1
DE3572385D1 DE8585303529T DE3572385T DE3572385D1 DE 3572385 D1 DE3572385 D1 DE 3572385D1 DE 8585303529 T DE8585303529 T DE 8585303529T DE 3572385 T DE3572385 T DE 3572385T DE 3572385 D1 DE3572385 D1 DE 3572385D1
Authority
DE
Germany
Prior art keywords
inductive transducers
transducers
inductive
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
DE8585303529T
Other languages
English (en)
Inventor
Alexander Russell
David Patrick Drudy
Leslie Alan Cooper
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.)
SACOL POWERLINE Ltd
Original Assignee
SACOL POWERLINE Ltd
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
Priority claimed from GB848412937A external-priority patent/GB8412937D0/en
Priority claimed from GB858506682A external-priority patent/GB8506682D0/en
Application filed by SACOL POWERLINE Ltd filed Critical SACOL POWERLINE Ltd
Application granted granted Critical
Publication of DE3572385D1 publication Critical patent/DE3572385D1/de
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D5/00Mechanical 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
    • G01D5/12Mechanical 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
    • G01D5/14Mechanical 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
    • G01D5/20Mechanical 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
    • G01D5/204Mechanical 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 mutual induction between two or more coils
    • G01D5/2053Mechanical 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 mutual induction between two or more coils by a movable non-ferromagnetic conductive element
    • G01D5/206Mechanical 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 mutual induction between two or more coils by a movable non-ferromagnetic conductive element constituting a short-circuiting element
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/28Means for indicating the position, e.g. end of stroke
    • F15B15/2815Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2861Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using magnetic means
DE8585303529T 1984-05-21 1985-05-20 Inductive transducers Expired DE3572385D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB848412937A GB8412937D0 (en) 1984-05-21 1984-05-21 Device sensitive to relatively displaceable parts
GB858506682A GB8506682D0 (en) 1985-03-14 1985-03-14 Device sensitive to relative location of parts

Publications (1)

Publication Number Publication Date
DE3572385D1 true DE3572385D1 (en) 1989-09-21

Family

ID=26287769

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585303529T Expired DE3572385D1 (en) 1984-05-21 1985-05-20 Inductive transducers

Country Status (3)

Country Link
US (1) US4855675A (de)
EP (1) EP0166521B1 (de)
DE (1) DE3572385D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5789915A (en) * 1989-02-17 1998-08-04 Nartron Corporation Magnetic field energy responsive position sensing apparatus and method
US5477675A (en) * 1989-02-17 1995-12-26 Nartron Corporation Fluid power assist method and apparatus
US5283519A (en) * 1991-01-30 1994-02-01 Vdo Luftfahrtgerate Werk Gmbh Operation of inductive distance sensor by scaling output signal by vectorially obtained factor
US5422555A (en) * 1993-04-30 1995-06-06 Rank Taylor Hobson, Ltd. Apparatus and method for establishing a reference signal with an LVDT
AT412672B (de) * 2002-10-30 2005-05-25 Hoerbiger Kompressortech Hold Monitor zur überwachung der bewegungsbahn eines hubkolbens
US7023199B2 (en) * 2002-12-31 2006-04-04 Caterpillar Inc. Position sensing cylinder cap for ease of service and assembly
FR2851538B1 (fr) * 2003-02-21 2006-04-28 Bosch Gmbh Robert Maitre-cylindre de vehicule automobile avec dispositif de detection d'actionnement d'un systeme de freinage
US20070158607A1 (en) * 2003-07-31 2007-07-12 Continental Teves Ag & Co. Ohg Method for determining the drive current for an actuator
GB0327457D0 (en) * 2003-11-26 2003-12-31 Goodrich Actuation Systems Ltd Linear actuator
DE102005020506A1 (de) 2005-04-29 2006-11-09 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einem Streckwerk einer Spinnereimaschine, insbesondere Strecke, Karde, Kämmmaschine o. dgl., zur Belastung der Streckwerkswalzen, mit mindestens einem Druckmittelzylinder
DE102006048742B4 (de) * 2006-10-11 2021-06-10 Trützschler GmbH & Co Kommanditgesellschaft Vorrichtung an einem Streckwerk einer Spinnereimaschine zur Belastung der Streckwerkswalzen, mit mindestens einem Druckmittelzylinder
DE102008018093B4 (de) * 2008-04-09 2011-06-22 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH, 80809 Vorrichtung zum Betätigen einer Kupplung
CN114144845A (zh) * 2019-05-10 2022-03-04 西屋电气有限责任公司 数字棒位指示系统和方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3030574A (en) * 1957-02-26 1962-04-17 Westinghouse Electric Corp Position indicator
GB1059029A (en) * 1963-09-25 1967-02-15 Rolls Royce Improved device for indicating or measuring the motion of a member
DE1807815A1 (de) * 1967-12-30 1970-05-27 Ludwig Maurer Vorrichtung zur Stellwegmessung bei einer mit einem Druckmedium beaufschlagten Kolben-Zylinder-Einheit
AT312319B (de) * 1967-12-30 1973-12-27 Joseph Anton Bachmann Vorrichtung zur Stellwegmessung bei einer Kolben-Zylinder-Einheit von Werkzeugmaschinen od.dgl.
US3719902A (en) * 1972-01-12 1973-03-06 H Esterly Key switch
BE793944A (fr) * 1972-01-24 1973-05-02 Merlin Gerin Capteur de position sans contact mecanique
DE2352851B2 (de) * 1973-10-22 1978-02-16 Robert Bosch Gmbh, 7000 Stuttgart Induktiver weggeber oder drehwinkelgeber
DE2441163A1 (de) * 1974-08-28 1976-03-11 Bundesrep Deutschland Vorrichtung zur erfassung der kolbenstellung eines hubverdraengers
US3991393A (en) * 1975-06-02 1976-11-09 General Electric Company Servomechanism control cylinder
DE2630894A1 (de) * 1976-07-09 1978-01-12 Bosch Gmbh Robert Induktiver geber
GB2021770B (en) * 1978-04-11 1982-08-18 Univ Cardiff Distance measuring
GB2027207B (en) * 1978-05-31 1982-09-29 Armstrong Patents Co Ltd Vehicle suspension systems
AT365363B (de) * 1979-09-20 1982-01-11 Philips Nv Aufzeichnungs- und/oder wiedergabegeraet
US4385297A (en) * 1980-01-14 1983-05-24 Schmitt Wilhelm E Arrangement for sensing proximity of a reciprocating member
GB2074736B (en) * 1980-04-26 1984-03-07 Lucas Industries Ltd Displacement measuring transducers and their use for sensing vehicle suspension displacements
CA1196708A (en) * 1982-05-10 1985-11-12 Eugenio Espiritu Santo Position sensing cylinder

Also Published As

Publication number Publication date
EP0166521B1 (de) 1989-08-16
US4855675A (en) 1989-08-08
EP0166521A1 (de) 1986-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee