FI63835C - Foerfarande foer identifiering av ett virkes ytegenskaper - Google Patents

Foerfarande foer identifiering av ett virkes ytegenskaper Download PDF

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Publication number
FI63835C
FI63835C FI810371A FI810371A FI63835C FI 63835 C FI63835 C FI 63835C FI 810371 A FI810371 A FI 810371A FI 810371 A FI810371 A FI 810371A FI 63835 C FI63835 C FI 63835C
Authority
FI
Finland
Prior art keywords
radiation
wood
polarization
depolarization
timber
Prior art date
Application number
FI810371A
Other languages
English (en)
Finnish (fi)
Other versions
FI63835B (fi
FI810371L (fi
Inventor
Kullervo Hirvonen
Aimo Karonen
Original Assignee
Altim Control Ky
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 Altim Control Ky filed Critical Altim Control Ky
Priority to FI810371A priority Critical patent/FI63835C/fi
Priority to US06/334,085 priority patent/US4482250A/en
Priority to FR8200007A priority patent/FR2499717A1/fr
Priority to DE19823200810 priority patent/DE3200810A1/de
Priority to SE8200407A priority patent/SE455023B/sv
Priority to AT0038182A priority patent/AT394780B/de
Priority to CA000395753A priority patent/CA1168892A/en
Priority to NO820379A priority patent/NO152354C/no
Priority to SU823390754A priority patent/SU1170978A3/ru
Publication of FI810371L publication Critical patent/FI810371L/fi
Publication of FI63835B publication Critical patent/FI63835B/fi
Application granted granted Critical
Publication of FI63835C publication Critical patent/FI63835C/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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
FI810371A 1981-02-10 1981-02-10 Foerfarande foer identifiering av ett virkes ytegenskaper FI63835C (fi)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI810371A FI63835C (fi) 1981-02-10 1981-02-10 Foerfarande foer identifiering av ett virkes ytegenskaper
US06/334,085 US4482250A (en) 1981-02-10 1981-12-24 Method for identifying timber surface properties
FR8200007A FR2499717A1 (fr) 1981-02-10 1982-01-04 Procede pour identifier les proprietes de surface des pieces de bois, en vue de leur classification
DE19823200810 DE3200810A1 (de) 1981-02-10 1982-01-13 "verfahren zur erkennung der eigenschaften von holzoberflaeche"
SE8200407A SE455023B (sv) 1981-02-10 1982-01-26 Forfarande for metning av treytors egenskaper
AT0038182A AT394780B (de) 1981-02-10 1982-02-02 Verfahren zur beurteilung von holzoberflaechen
CA000395753A CA1168892A (en) 1981-02-10 1982-02-08 Method for identifying timber surface properties
NO820379A NO152354C (no) 1981-02-10 1982-02-09 Fremgangsmaate for aa maale treoverflaters egenskaper
SU823390754A SU1170978A3 (ru) 1981-02-10 1982-02-09 Способ определени качества древесины

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI810371 1981-02-10
FI810371A FI63835C (fi) 1981-02-10 1981-02-10 Foerfarande foer identifiering av ett virkes ytegenskaper

Publications (3)

Publication Number Publication Date
FI810371L FI810371L (fi) 1982-08-11
FI63835B FI63835B (fi) 1983-04-29
FI63835C true FI63835C (fi) 1983-08-10

Family

ID=8514109

Family Applications (1)

Application Number Title Priority Date Filing Date
FI810371A FI63835C (fi) 1981-02-10 1981-02-10 Foerfarande foer identifiering av ett virkes ytegenskaper

Country Status (9)

Country Link
US (1) US4482250A (sv)
AT (1) AT394780B (sv)
CA (1) CA1168892A (sv)
DE (1) DE3200810A1 (sv)
FI (1) FI63835C (sv)
FR (1) FR2499717A1 (sv)
NO (1) NO152354C (sv)
SE (1) SE455023B (sv)
SU (1) SU1170978A3 (sv)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606645A (en) * 1984-10-29 1986-08-19 Weyerhaeuser Company Method for determining localized fiber angle in a three dimensional fibrous material
FI74815C (sv) * 1986-01-20 1988-03-10 Altim Control Ky Förfarande för identifiering av en träytas ytegenskaper.
US4893932A (en) * 1986-05-02 1990-01-16 Particle Measuring Systems, Inc. Surface analysis system and method
US4916629A (en) * 1987-06-26 1990-04-10 Weyerhaeuser Company Method for determination of pith location relative to lumber surfaces
US4831545A (en) * 1987-06-26 1989-05-16 Weyerhaeuser Company Method for determination of pith location relative to lumber surfaces
US4890926A (en) * 1987-12-21 1990-01-02 Miles Inc. Reflectance photometer
JPH0774788B2 (ja) * 1988-03-28 1995-08-09 株式会社堀場製作所 異物有無検査装置
US4919534A (en) * 1988-09-30 1990-04-24 Environmental Products Corp. Sensing of material of construction and color of containers
US4972091A (en) * 1989-05-16 1990-11-20 Canadian Patents And Development Limited/Societe Canadienne Des Brevets Et D'exploitation Limitee Method and apparatus for detecting the presence of flaws in a moving sheet of material
SE466420B (sv) * 1989-11-14 1992-02-10 Svenska Traeforskningsinst Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis
US5102222A (en) * 1990-02-08 1992-04-07 Harmonic Lightwaves, Inc. Light wave polarization determination using a hybrid system
FR2665959B1 (fr) * 1990-08-16 1994-01-14 Oreal Appareil destine a permettre d'evaluer la brillance d'une surface, en particulier de la peau.
US5244814A (en) * 1991-05-20 1993-09-14 Forintek Canada Corporation Decay detection in wood
DE4317513A1 (de) * 1993-05-26 1994-12-01 Select Ingenieurgesellschaft F Verfahren und Vorrichtung zur selektiven Trennung von Körpern und Anwendung des Verfahrens
FR2707007B1 (sv) * 1993-06-24 1995-08-25 France Etat Armement
US5502559A (en) * 1993-11-01 1996-03-26 Environmental Products Corporation Apparatus and method for detection of material used in construction of containers and color of same
GB2285861A (en) * 1994-01-19 1995-07-26 Peter Charles Matthews Optical detection of grain defects in lumber
JP3358099B2 (ja) * 1994-03-25 2002-12-16 オムロン株式会社 光学式センサ装置
US5835220A (en) * 1995-10-27 1998-11-10 Nkk Corporation Method and apparatus for detecting surface flaws
US5742392A (en) * 1996-04-16 1998-04-21 Seymour Light, Inc. Polarized material inspection apparatus
US6624883B1 (en) * 2000-09-28 2003-09-23 National Research Council Of Canada Method of and apparatus for determining wood grain orientation
US7549367B2 (en) * 2004-01-20 2009-06-23 Utah State University Research Foundation Control system for a weapon mount
CA2478757A1 (fr) * 2004-08-06 2006-02-06 Mario Talbot Detection du bois bleui et de la pourriture sur le bois d'oeuvre
DE102005021649B4 (de) * 2005-05-06 2007-04-12 Tropf, Hermann Optische Höhenabtastung einer Oberfläche
EP2344307A4 (en) * 2008-10-03 2014-02-19 Fpinnovations DEVICE AND METHOD FOR CONTROLLED WOODEN DEVELOPMENT
US8780360B2 (en) 2009-07-15 2014-07-15 Microtec S.R.L. Method and apparatus for identifying the orientation of wood fibres
FR2994263B1 (fr) * 2012-08-02 2018-09-07 Vit Procede et dispositif d'identification de materiaux dans une scene
EP3528047A1 (en) * 2018-02-14 2019-08-21 ASML Netherlands B.V. Method and apparatus for measuring a parameter of interest using image plane detection techniques

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060793A (en) * 1960-07-22 1962-10-30 Arthur N Wells Apparatus for determining ellipticity of surface reflected plane polarized light
CH447630A (fr) * 1965-06-16 1967-11-30 Hitachi Ltd Procédé pour la détection d'irrégularités à la surface d'un objet et appareil pour la mise en oeuvre de ce procédé
US3474254A (en) * 1968-02-26 1969-10-21 Sick Erwin Photoelectronic apparatus for scanning textile material
FI45799C (sv) * 1971-03-23 1972-09-11 Valmet Oy Förfaringssätt för bestämning av fiberorientationen i papper l.dyl. me d tillhjälp av ljus som reflekterats av papret.
GB1428372A (en) * 1972-06-09 1976-03-17 Soctt R N Optical apparatus for determining deviations from a predeter mined form of a surface
US3992571A (en) * 1973-05-11 1976-11-16 National Research Development Corporation Differential optical polarization detectors
GB1488841A (en) * 1974-01-18 1977-10-12 Plessey Co Ltd Optical detection apparatus
SE385048B (sv) * 1974-08-05 1976-05-31 Svenska Traeforskningsinst Forfarande for metning av en ytas topografi
DE2534023C2 (de) * 1975-07-30 1985-03-14 Plessey Overseas Ltd., Ilford, Essex Verfahren zum Feststellen von Fehlern in gesägtem oder gehobeltem Holz und Vorrichtung zur Durchführung des Verfahrens
US4030830A (en) * 1976-01-05 1977-06-21 Atlantic Research Corporation Process and apparatus for sensing defects on a smooth surface
GB1580196A (en) * 1976-05-27 1980-11-26 Ferranti Ltd Gloss measuring surface inspection systems
FI57490C (fi) * 1978-06-01 1980-08-11 Innotec Oy Foerfarande foer bestaemning av snedfibrigheten i virke i synnerhet i saogat virke
JPS55116211A (en) * 1979-02-28 1980-09-06 Matsushita Electric Works Ltd Inspection for checkered pattern

Also Published As

Publication number Publication date
FI63835B (fi) 1983-04-29
AT394780B (de) 1992-06-25
NO820379L (no) 1982-08-11
CA1168892A (en) 1984-06-12
DE3200810C2 (sv) 1993-04-29
FR2499717A1 (fr) 1982-08-13
FI810371L (fi) 1982-08-11
DE3200810A1 (de) 1982-08-19
SE8200407L (sv) 1982-08-11
ATA38182A (de) 1991-11-15
US4482250A (en) 1984-11-13
SU1170978A3 (ru) 1985-07-30
NO152354C (no) 1985-09-11
FR2499717B1 (sv) 1985-04-12
NO152354B (no) 1985-06-03
SE455023B (sv) 1988-06-13

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MM Patent lapsed
MM Patent lapsed

Owner name: ALTIM CONTROL KY.