AU2626299A - Method and apparatus for measuring caliper of moving web - Google Patents

Method and apparatus for measuring caliper of moving web

Info

Publication number
AU2626299A
AU2626299A AU26262/99A AU2626299A AU2626299A AU 2626299 A AU2626299 A AU 2626299A AU 26262/99 A AU26262/99 A AU 26262/99A AU 2626299 A AU2626299 A AU 2626299A AU 2626299 A AU2626299 A AU 2626299A
Authority
AU
Australia
Prior art keywords
moving web
measuring caliper
caliper
measuring
web
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
AU26262/99A
Inventor
Hannu Moisio
Mauri Ojala
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.)
Valmet Automation Inc
Original Assignee
Valmet Automation 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 Valmet Automation Inc filed Critical Valmet Automation Inc
Publication of AU2626299A publication Critical patent/AU2626299A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0691—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of objects while moving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
AU26262/99A 1998-02-26 1999-02-25 Method and apparatus for measuring caliper of moving web Abandoned AU2626299A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI980444A FI980444A0 (en) 1998-02-26 1998-02-26 Foerfarande och anordning Foer maetning av tjockleken hos en roerlig bana
FI980444 1998-02-26
PCT/FI1999/000148 WO1999044012A1 (en) 1998-02-26 1999-02-25 Method and apparatus for measuring caliper of moving web

Publications (1)

Publication Number Publication Date
AU2626299A true AU2626299A (en) 1999-09-15

Family

ID=8551039

Family Applications (1)

Application Number Title Priority Date Filing Date
AU26262/99A Abandoned AU2626299A (en) 1998-02-26 1999-02-25 Method and apparatus for measuring caliper of moving web

Country Status (3)

Country Link
AU (1) AU2626299A (en)
FI (1) FI980444A0 (en)
WO (1) WO1999044012A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3565178B2 (en) * 2001-03-23 2004-09-15 オムロン株式会社 Displacement sensor
DE102009011122B4 (en) * 2008-05-16 2013-04-11 Micro-Epsilon Messtechnik Gmbh & Co. Kg Method for calibrating a thickness measuring device
CA2766843A1 (en) 2009-07-02 2011-01-06 Voith Patent Gmbh Method and apparatus for the contactless determination of the thickness of a web of material, including correction of the alignment error
CN102483321A (en) * 2009-07-02 2012-05-30 沃依特专利有限责任公司 Method for the contactless determination of the thickness of a web of material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107606A (en) * 1976-12-14 1978-08-15 Measurex Corporation Non-contacting electromagnetic thickness gauge for sheet measurement having improved small distance sensitivity
FI83911C (en) * 1986-05-14 1992-01-10 Tapio Technologies Oy FOERFARANDE OCH ANORDNING FOER MAETNING AV ETT HINNARTAT ELLER SKIVLIKT BANDS TJOCKLEK.
EP0500367A3 (en) * 1991-02-20 1993-07-21 Telkor (Proprietary) Limited Coil arrangement and static measuring device
US5581353A (en) * 1995-02-14 1996-12-03 Qualitek Ltd. Laser-based measurement apparatus and method for the on-line measurement of multiple corrugated board characteristics

Also Published As

Publication number Publication date
FI980444A0 (en) 1998-02-26
WO1999044012A1 (en) 1999-09-02

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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