GB2340242B - Improvements relating to position detectors - Google Patents

Improvements relating to position detectors

Info

Publication number
GB2340242B
GB2340242B GB9816420A GB9816420A GB2340242B GB 2340242 B GB2340242 B GB 2340242B GB 9816420 A GB9816420 A GB 9816420A GB 9816420 A GB9816420 A GB 9816420A GB 2340242 B GB2340242 B GB 2340242B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
position detectors
detectors
relating
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
GB9816420A
Other versions
GB2340242A (en
GB9816420D0 (en
Inventor
Frederick Mark Hudman
Geoffrey Glasgow
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.)
Newall Measurement Systems Ltd
Elliott Industries Ltd
Original Assignee
Newall Measurement Systems Ltd
Elliott Industries 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
Application filed by Newall Measurement Systems Ltd, Elliott Industries Ltd filed Critical Newall Measurement Systems Ltd
Priority to GB9816420A priority Critical patent/GB2340242B/en
Publication of GB9816420D0 publication Critical patent/GB9816420D0/en
Priority to AU51774/99A priority patent/AU5177499A/en
Priority to PCT/GB1999/002470 priority patent/WO2000006972A1/en
Publication of GB2340242A publication Critical patent/GB2340242A/en
Application granted granted Critical
Publication of GB2340242B publication Critical patent/GB2340242B/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
    • G01D5/204—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
    • G01D5/2046—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 a movable ferromagnetic element, e.g. a core

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB9816420A 1998-07-28 1998-07-28 Improvements relating to position detectors Expired - Fee Related GB2340242B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9816420A GB2340242B (en) 1998-07-28 1998-07-28 Improvements relating to position detectors
AU51774/99A AU5177499A (en) 1998-07-28 1999-07-28 Position detector
PCT/GB1999/002470 WO2000006972A1 (en) 1998-07-28 1999-07-28 Position detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9816420A GB2340242B (en) 1998-07-28 1998-07-28 Improvements relating to position detectors

Publications (3)

Publication Number Publication Date
GB9816420D0 GB9816420D0 (en) 1998-09-23
GB2340242A GB2340242A (en) 2000-02-16
GB2340242B true GB2340242B (en) 2002-09-25

Family

ID=10836308

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9816420A Expired - Fee Related GB2340242B (en) 1998-07-28 1998-07-28 Improvements relating to position detectors

Country Status (3)

Country Link
AU (1) AU5177499A (en)
GB (1) GB2340242B (en)
WO (1) WO2000006972A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108603770A (en) * 2016-02-17 2018-09-28 大陆-特韦斯股份有限公司 Sensor

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2343755A (en) * 1998-11-09 2000-05-17 Laurence Ross Petrie Displacement measurement using an elongate magnetic modulating means comprising ferromagnetic balls
GB2377497B (en) 2001-07-11 2003-07-23 Elliott Ind Ltd Inductive position detectors
GB2392503B (en) * 2002-09-02 2006-02-22 Elliott Ind Ltd Inductive position detectors
DE102006003980A1 (en) 2006-01-27 2007-08-02 Schaeffler Kg Linear guide with length measurement system, used in e.g. metal- or wood-working machinery, contains magnetic components forming scale, inside concentric tubes
CN103162609A (en) * 2011-12-09 2013-06-19 上海球栅测量系统有限公司 System and method of displacement measurement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB956093A (en) * 1962-07-11 1964-04-22 Gen Electric Improvements in core assembly for a position indicating device
GB1513567A (en) * 1975-08-05 1978-06-07 Newell Eng Co Ltd Position detectors
EP0386477A2 (en) * 1989-02-09 1990-09-12 Kabushiki Kaisha Sg Position detection device for a linear guide

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188827B (en) * 1959-04-01 1965-03-11 Gen Electric Measuring device for position indication

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB956093A (en) * 1962-07-11 1964-04-22 Gen Electric Improvements in core assembly for a position indicating device
GB1513567A (en) * 1975-08-05 1978-06-07 Newell Eng Co Ltd Position detectors
EP0386477A2 (en) * 1989-02-09 1990-09-12 Kabushiki Kaisha Sg Position detection device for a linear guide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108603770A (en) * 2016-02-17 2018-09-28 大陆-特韦斯股份有限公司 Sensor

Also Published As

Publication number Publication date
WO2000006972A1 (en) 2000-02-10
GB2340242A (en) 2000-02-16
GB9816420D0 (en) 1998-09-23
AU5177499A (en) 2000-02-21

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160728