AU2003259372A1 - Multiturn absolute rotary position sensor with coarse detector for axial movement and inductive fine detector for rotary movement - Google Patents

Multiturn absolute rotary position sensor with coarse detector for axial movement and inductive fine detector for rotary movement

Info

Publication number
AU2003259372A1
AU2003259372A1 AU2003259372A AU2003259372A AU2003259372A1 AU 2003259372 A1 AU2003259372 A1 AU 2003259372A1 AU 2003259372 A AU2003259372 A AU 2003259372A AU 2003259372 A AU2003259372 A AU 2003259372A AU 2003259372 A1 AU2003259372 A1 AU 2003259372A1
Authority
AU
Australia
Prior art keywords
detector
movement
rotary
position sensor
coarse
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.)
Abandoned
Application number
AU2003259372A
Other versions
AU2003259372A8 (en
Inventor
Mark Anthony Howard
Darran Kreit
Bruce Macaulay
Colin Sills
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.)
AVX Electronics Technology Ltd
Original Assignee
Sensopad Technologies 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 GB0219876A external-priority patent/GB0219876D0/en
Priority claimed from GB0315738A external-priority patent/GB0315738D0/en
Application filed by Sensopad Technologies Ltd filed Critical Sensopad Technologies Ltd
Publication of AU2003259372A8 publication Critical patent/AU2003259372A8/en
Publication of AU2003259372A1 publication Critical patent/AU2003259372A1/en
Abandoned 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
    • G01D5/204—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 mutual induction between two or more coils
    • G01D5/2073—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 mutual induction between two or more coils by movement of a single coil with respect to two or more coils
AU2003259372A 2002-08-27 2003-08-27 Multiturn absolute rotary position sensor with coarse detector for axial movement and inductive fine detector for rotary movement Abandoned AU2003259372A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0219876A GB0219876D0 (en) 2002-08-27 2002-08-27 Concept for automotive steering wheels
GB0219876.0 2002-08-27
GB0315738.5 2003-07-04
GB0315738A GB0315738D0 (en) 2003-07-04 2003-07-04 Position encoder
PCT/GB2003/003718 WO2004020936A2 (en) 2002-08-27 2003-08-27 Multiturn absolute rotary position sensor with coarse detector for axial movement and inductive fine detector for rotary movement

Publications (2)

Publication Number Publication Date
AU2003259372A8 AU2003259372A8 (en) 2004-03-19
AU2003259372A1 true AU2003259372A1 (en) 2004-03-19

Family

ID=31979986

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003259372A Abandoned AU2003259372A1 (en) 2002-08-27 2003-08-27 Multiturn absolute rotary position sensor with coarse detector for axial movement and inductive fine detector for rotary movement

Country Status (3)

Country Link
EP (1) EP1549912A2 (en)
AU (1) AU2003259372A1 (en)
WO (1) WO2004020936A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002334235B2 (en) * 2001-10-30 2006-11-16 Scientific Generics Limited A position sensor

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0303627D0 (en) 2003-02-17 2003-03-19 Sensopad Technologies Ltd Sensing method and apparatus
GB2426591B (en) * 2005-05-27 2009-12-30 Tt Electronics Technology Ltd Sensing apparatus and method
EP2257769B1 (en) 2008-03-26 2015-10-07 ELMOS Semiconductor AG Inductive position sensor
GB0814289D0 (en) * 2008-08-05 2008-09-10 Howard Mark A Detector
EP4012350B1 (en) 2020-12-08 2023-03-15 Dr. Johannes Heidenhain GmbH Scanning element and inductive position measuring device with the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253079A (en) * 1979-04-11 1981-02-24 Amnon Brosh Displacement transducers employing printed coil structures
US4853666A (en) * 1987-05-29 1989-08-01 Mannesmann Kienzle Gmbh Push button for an inductive value input keyboard
GB2216268B (en) * 1988-03-31 1992-04-15 Schlumberger Ind Ltd Rotary displacement transducers
DE4018187A1 (en) * 1990-06-07 1991-12-12 Bosch Gmbh Robert INDUCTIVE ANGLE SENSOR FOR DETECTING THE ROTATION OF A SHAFT
DE4129576C2 (en) * 1991-09-06 2001-05-31 Mueller Arnold Gmbh Co Kg Magnetic measuring system for measuring the angle of rotation
DE4230950C1 (en) * 1992-09-16 1993-09-23 Peter 83620 Feldkirchen-Westerham De Ludwig Electromagnetic pushbutton switch with variable restoring force - has coil with permanent-magnet core which doubles as sensor of movement or position of button and as actuator for additional movement dependent on switching function
GB9811151D0 (en) * 1998-05-22 1998-07-22 Scient Generics Ltd Rotary encoder
WO2001042865A1 (en) * 1999-12-10 2001-06-14 Gentech Investment Group Ag. Man-machine interface having relative position sensor
AT4639U1 (en) * 2000-10-23 2001-09-25 Austria Mikrosysteme Int ANGLE MEASURING DEVICE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002334235B2 (en) * 2001-10-30 2006-11-16 Scientific Generics Limited A position sensor

Also Published As

Publication number Publication date
WO2004020936A2 (en) 2004-03-11
EP1549912A2 (en) 2005-07-06
AU2003259372A8 (en) 2004-03-19
WO2004020936A3 (en) 2004-06-10

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase