SE8304117L - Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke - Google Patents

Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke

Info

Publication number
SE8304117L
SE8304117L SE8304117A SE8304117A SE8304117L SE 8304117 L SE8304117 L SE 8304117L SE 8304117 A SE8304117 A SE 8304117A SE 8304117 A SE8304117 A SE 8304117A SE 8304117 L SE8304117 L SE 8304117L
Authority
SE
Sweden
Prior art keywords
sensors
wood
structural description
contact identification
variations
Prior art date
Application number
SE8304117A
Other languages
Unknown language ( )
English (en)
Other versions
SE8304117D0 (sv
Inventor
Tord Wadell
Original Assignee
Tord Wadell
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 Tord Wadell filed Critical Tord Wadell
Priority to SE8304117A priority Critical patent/SE8304117L/sv
Publication of SE8304117D0 publication Critical patent/SE8304117D0/sv
Priority to EP19840902839 priority patent/EP0181332A1/en
Priority to PCT/SE1984/000262 priority patent/WO1985000657A1/en
Priority to CA000459321A priority patent/CA1220275A/en
Publication of SE8304117L publication Critical patent/SE8304117L/sv
Priority to FI853204A priority patent/FI853204A0/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/898—Irregularities in textured or patterned surfaces, e.g. textiles, wood
    • G01N21/8986—Wood
    • 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
    • G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
SE8304117A 1983-07-22 1983-07-22 Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke SE8304117L (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8304117A SE8304117L (sv) 1983-07-22 1983-07-22 Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke
EP19840902839 EP0181332A1 (en) 1983-07-22 1984-07-18 Method and arrangement for the contact-free quality identification and structural description of, for instance, workpieces such as lengths of timber
PCT/SE1984/000262 WO1985000657A1 (en) 1983-07-22 1984-07-18 Method and arrangement for the contact-free quality identification and structural description of, for instance, workpieces such as lengths of timber
CA000459321A CA1220275A (en) 1983-07-22 1984-07-20 Method and arrangement for the contact-free quality identification and structural description of, for instance, workpieces such as lengths of timber
FI853204A FI853204A0 (fi) 1983-07-22 1985-08-21 Foerfarande och anordning foer beroeringsfri kvalitetsidentifiering och strukturbeskrivning av exempelvis arbetsstycken saosom virkesstycken.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8304117A SE8304117L (sv) 1983-07-22 1983-07-22 Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke

Publications (2)

Publication Number Publication Date
SE8304117D0 SE8304117D0 (sv) 1983-07-22
SE8304117L true SE8304117L (sv) 1985-01-23

Family

ID=20352046

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8304117A SE8304117L (sv) 1983-07-22 1983-07-22 Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke

Country Status (5)

Country Link
EP (1) EP0181332A1 (sv)
CA (1) CA1220275A (sv)
FI (1) FI853204A0 (sv)
SE (1) SE8304117L (sv)
WO (1) WO1985000657A1 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE54027T1 (de) * 1986-02-22 1990-07-15 Pinsch Gmbh & Co Helmut K Schnittholz-pruefvorrichtung.
US4831545A (en) * 1987-06-26 1989-05-16 Weyerhaeuser Company Method for determination of pith location relative to lumber surfaces
SE510242C2 (sv) * 1992-04-23 1999-05-03 Limab Laser Instrumentmek Metod och mätsystem för detektering av defekter vid ytan av ett trästycke
US5406378A (en) * 1992-04-29 1995-04-11 Mpb Technologies Inc. Method and apparatus for non-contact and rapid identification of wood species
FR2712080B1 (fr) * 1993-11-04 1995-12-08 Cogema Méthode de contrôle de l'état de surface d'une face d'un solide et dispositif associé.
FR2721418B1 (fr) * 1994-06-15 1996-08-14 Kodak Pathe Procédé et dispositif pour le comptage et la caractérisation de défauts sur un support photographique.
EP1212614A1 (en) * 1999-09-14 2002-06-12 Opti-Wood APS Method for quality determination and handling of elongate wood items
DE10064891A1 (de) * 2000-12-23 2002-06-27 Rettenmeier Holding Gmbh & Co Verfahren zur optischen Qualitätsdokumentation eines Holzkörpers
DE102007030865A1 (de) * 2007-06-25 2009-07-09 GreCon Dimter Holzoptimierung Süd GmbH & Co. KG Vorrichtung und Verfahren zum Scannen von Massivhölzern
IT1397123B1 (it) * 2008-09-18 2012-12-28 Microtec Srl Metodo per controllare il posizionamento di un elemento di legno lungo una linea di lavorazione e relative applicazioni

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864564A (en) * 1973-09-26 1975-02-04 Corning Glass Works Acquisition system for slide analysis
GB1488841A (en) * 1974-01-18 1977-10-12 Plessey Co Ltd Optical detection apparatus
US3970841A (en) * 1974-11-25 1976-07-20 Green James E Method and apparatus for dual resolution analysis of a scene
SE404964B (sv) * 1977-03-22 1978-11-06 Sarlos Seppo Edvard Anordning for detektering av stralning fran ett foremal for faststellande av avvikelser eller fel hos en yta av detsamma
SE412286B (sv) * 1978-07-10 1980-02-25 Saab Scania Ab Sett och anordning for fotoelektrisk avmetning av breder eller liknande geometriskt obestemda foremal
JPS5819109B2 (ja) * 1978-11-10 1983-04-16 肇産業株式会社 パタ−ン判別方法

Also Published As

Publication number Publication date
EP0181332A1 (en) 1986-05-21
CA1220275A (en) 1987-04-07
FI853204L (fi) 1985-08-21
WO1985000657A1 (en) 1985-02-14
SE8304117D0 (sv) 1983-07-22
FI853204A0 (fi) 1985-08-21

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