FI883341A - Kontakttjockleksmaetare foer en roerlig bana. - Google Patents

Kontakttjockleksmaetare foer en roerlig bana. Download PDF

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Publication number
FI883341A
FI883341A FI883341A FI883341A FI883341A FI 883341 A FI883341 A FI 883341A FI 883341 A FI883341 A FI 883341A FI 883341 A FI883341 A FI 883341A FI 883341 A FI883341 A FI 883341A
Authority
FI
Finland
Prior art keywords
kontakttjockleksmaetare
roerlig
bana
foer
roerlig bana
Prior art date
Application number
FI883341A
Other languages
English (en)
Other versions
FI883341A0 (fi
Inventor
Pekka M Typpo
Original Assignee
Impact Systems 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 Impact Systems Inc filed Critical Impact Systems Inc
Publication of FI883341A0 publication Critical patent/FI883341A0/fi
Publication of FI883341A publication Critical patent/FI883341A/fi

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
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/107—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring objects while moving

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FI883341A 1987-07-15 1988-07-13 Kontakttjockleksmaetare foer en roerlig bana. FI883341A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/073,734 US4791367A (en) 1987-07-15 1987-07-15 Contacting thickness gauge for moving sheet material

Publications (2)

Publication Number Publication Date
FI883341A0 FI883341A0 (fi) 1988-07-13
FI883341A true FI883341A (fi) 1989-01-16

Family

ID=22115484

Family Applications (1)

Application Number Title Priority Date Filing Date
FI883341A FI883341A (fi) 1987-07-15 1988-07-13 Kontakttjockleksmaetare foer en roerlig bana.

Country Status (6)

Country Link
US (1) US4791367A (fi)
EP (1) EP0299716B1 (fi)
JP (1) JPH01257204A (fi)
CA (1) CA1283169C (fi)
DE (1) DE3866453D1 (fi)
FI (1) FI883341A (fi)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977368A (en) * 1988-04-26 1990-12-11 Abb Power T&D Company Electric utility meter with electronic register
US4929895A (en) * 1989-03-22 1990-05-29 Impact Systems, Inc. Thickness gauge for moving sheet material with inner and outer flexibly mounted bearings
US5063682A (en) * 1989-04-17 1991-11-12 Measurex Corporation Aerodynamic caliper gauge
US5042160A (en) * 1989-06-30 1991-08-27 Measurex Corporation Tapered caliper gauge pad
US5241280A (en) * 1990-06-05 1993-08-31 Defelsko Corporation Coating thickness measurement gauge
FR2678061A1 (fr) * 1991-06-25 1992-12-24 Fischer Gmbh Co Inst Elektro Procede et dispositif pour la mesure de couches minces.
US5327082A (en) * 1992-01-13 1994-07-05 Valmet Automation (Canada) Ltd. On line electromagnetic web thickness measuring apparatus incorporating a servomechanism with optical distance measuring
DE9206076U1 (de) * 1992-05-07 1993-09-09 Heinrich Hermann GmbH + Co, 70327 Stuttgart Etikettiermaschine
IT1257835B (it) * 1992-06-17 1996-02-13 Gd Spa Dispositivo rilevatore dello spessore di materiale in nastro in particolare in dispositivi per il cambio automatico di bobine di materiale in nastro metallizzato
JP2739539B2 (ja) * 1993-02-05 1998-04-15 セイコー精機株式会社 軸の撓み量検出装置
US5479720A (en) * 1994-01-21 1996-01-02 Abb Industrial Systems, Inc. Methods and apparatus for measuring web thickness and other characteristics of a moving web
AT404848B (de) * 1996-11-13 1999-03-25 Andritz Patentverwaltung Verfahren und einrichtung zur messung von abständen im bereich des stoffauflaufes einer papiermaschine
FI103918B (fi) 1998-02-26 1999-10-15 Metso Paper Automation Oy Menetelmä ja laite liikkuvan rainan ominaisuuksien mittaamiseksi
FI103919B (fi) 1998-02-26 1999-10-15 Metso Paper Automation Oy Laite liikkuvan paperi- tai kartonkirainan ominaisuuksien mittaamiseksi
US6145211A (en) * 1998-12-17 2000-11-14 Impact Systems, Inc. Contacting thickness gauge for moving sheet material
US6707540B1 (en) 1999-12-23 2004-03-16 Kla-Tencor Corporation In-situ metalization monitoring using eddy current and optical measurements
US6433541B1 (en) 1999-12-23 2002-08-13 Kla-Tencor Corporation In-situ metalization monitoring using eddy current measurements during the process for removing the film
US6588118B2 (en) 2001-10-10 2003-07-08 Abb Inc. Non-contact sheet sensing system and related method
US7131211B2 (en) * 2003-08-18 2006-11-07 Micron Technology, Inc. Method and apparatus for measurement of thickness and warpage of substrates
DE10361161A1 (de) 2003-12-22 2005-07-21 Voith Paper Patent Gmbh Messvorrichtung
US9045306B2 (en) * 2007-11-27 2015-06-02 Abb Ltd. Sheet stabilizer with suction nozzle having center protrusion
US8749230B1 (en) 2010-10-13 2014-06-10 The Boeing Company Method and system for measuring the thickness of an object
JP2013178198A (ja) * 2012-02-29 2013-09-09 Tetsuro Nogata 厚み測定装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE730973C (de) * 1939-09-03 1943-01-29 Siemens Ag Einrichtung zur Dickenmessung nicht- oder schwachmagnetischer Schichten auf magnetisch leitfaehigen Unterlagen mit Hilfe von wechselstromerregten Magneten mit Mehrschenkel-Polen
US2563254A (en) * 1948-05-10 1951-08-07 Hydril Corp Thickness indicator
US3258686A (en) * 1964-08-28 1966-06-28 Automatic Control Devices Inc Magnetic and optical differential thickness measuring instrument
US3828248A (en) * 1971-01-14 1974-08-06 G Wennerberg Apparatus for measuring a predetermined characteristic of moving sheet material which accommodates both tilting and changes in thickness and vertical location of the material
US4005359A (en) * 1975-11-07 1977-01-25 Smoot William N Resonant frequency measuring device for gauging coating thickness
US4107606A (en) * 1976-12-14 1978-08-15 Measurex Corporation Non-contacting electromagnetic thickness gauge for sheet measurement having improved small distance sensitivity
US4810964A (en) * 1986-01-22 1989-03-07 Kamyr Ab Method and apparatus for measuring the distance between a measuring transducer and an opposing surface, particularly with paper pulp equipment

Also Published As

Publication number Publication date
JPH01257204A (ja) 1989-10-13
EP0299716B1 (en) 1991-11-27
US4791367A (en) 1988-12-13
EP0299716A1 (en) 1989-01-18
DE3866453D1 (de) 1992-01-09
FI883341A0 (fi) 1988-07-13
CA1283169C (en) 1991-04-16

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: IMPACT SYSTEMS, INC.