FI860245A - Foerfarande foer identifiering av en traeytas ytegenskaper. - Google Patents

Foerfarande foer identifiering av en traeytas ytegenskaper. Download PDF

Info

Publication number: FI860245A
Authority: FI; Finland
Prior art keywords: ytegenskaper; traeytas; foerfarande foer; identifiering; foer identifiering
Prior art date: 1986-01-20

Application number

FI860245A

Other languages

English (en)

Other versions

FI74815C (fi

FI860245A0 (fi

FI74815B (fi

Inventor

Kullervo Hirvonen

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.)

1986-01-20

Filing date

1986-01-20

Publication date

1987-07-21

1986-01-20 Application filed by Altim Control Ky filed Critical Altim Control Ky

1986-01-20 Priority to FI860245A priority Critical patent/FI74815C/fi

1986-01-20 Publication of FI860245A0 publication Critical patent/FI860245A0/fi

1987-01-20 Priority to SE8700210A priority patent/SE464624B/sv

1987-01-20 Priority to US07/004,635 priority patent/US4764017A/en

1987-01-20 Priority to CA000527688A priority patent/CA1300922C/en

1987-07-21 Publication of FI860245A publication Critical patent/FI860245A/fi

1987-11-30 Application granted granted Critical

1987-11-30 Publication of FI74815B publication Critical patent/FI74815B/fi

1988-03-10 Publication of FI74815C publication Critical patent/FI74815C/fi

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
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/21—Polarisation-affecting properties

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 Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Investigating Or Analysing Materials By Optical Means (AREA)

FI860245A 1986-01-20 1986-01-20 Foerfarande foer identifiering av en traeytas ytegenskaper. FI74815C (fi)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
FI860245A FI74815C (fi)	1986-01-20	1986-01-20	Foerfarande foer identifiering av en traeytas ytegenskaper.
SE8700210A SE464624B (sv)	1986-01-20	1987-01-20	Foerfarande foer identifiering av ett virkesstyckes ytegenskaper
US07/004,635 US4764017A (en)	1986-01-20	1987-01-20	Method for identifying timber surface properties
CA000527688A CA1300922C (en)	1986-01-20	1987-01-20	Method for identifying timber surface properties

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI860245		1986-01-20
FI860245A FI74815C (fi)	1986-01-20	1986-01-20	Foerfarande foer identifiering av en traeytas ytegenskaper.

Publications (4)

Publication Number	Publication Date
FI860245A0 FI860245A0 (fi)	1986-01-20
FI860245A true FI860245A (fi)	1987-07-21
FI74815B FI74815B (fi)	1987-11-30
FI74815C FI74815C (fi)	1988-03-10

Family

ID=8521985

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI860245A FI74815C (fi)	1986-01-20	1986-01-20	Foerfarande foer identifiering av en traeytas ytegenskaper.

Country Status (4)

Country	Link
US (1)	US4764017A (fi)
CA (1)	CA1300922C (fi)
FI (1)	FI74815C (fi)
SE (1)	SE464624B (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5357112A (en) *	1993-07-14	1994-10-18	Mississippi State University: Forest Products Laboratory	Method for determining the presence of knots or voids in wood
GB2285861A (en) *	1994-01-19	1995-07-26	Peter Charles Matthews	Optical detection of grain defects in lumber
US6118525A (en) *	1995-03-06	2000-09-12	Ade Optical Systems Corporation	Wafer inspection system for distinguishing pits and particles
FI110545B (fi) *	1998-10-28	2003-02-14	Valtion Teknillinen	Puuaineksen mittausmenetelmä ja -järjestely
US6486946B1 (en)	1999-06-15	2002-11-26	Ade Corporation	Method for discriminating between holes in and particles on a film covering a substrate
US6624883B1 (en) *	2000-09-28	2003-09-23	National Research Council Of Canada	Method of and apparatus for determining wood grain orientation
CA2478757A1 (fr) *	2004-08-06	2006-02-06	Mario Talbot	Detection du bois bleui et de la pourriture sur le bois d'oeuvre
FR2897938B1 (fr) *	2006-02-24	2008-04-18	Peugeot Citroen Automobiles Sa	Procede d'estimation de l'adherence d'une surface
FI122331B (fi) *	2006-06-30	2011-12-15	Teknosavo Oy	Menetelmä puun tilavuuden mittaamiseen ja laadun tarkkailuun
WO2011007374A1 (en) *	2009-07-15	2011-01-20	Microtec S.R.L.	Method and apparatus for identifying the orientation of wood fibres

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3694658A (en) *	1970-10-22	1972-09-26	Morvue Inc	Veneer inspection system
GB1488841A (en) *	1974-01-18	1977-10-12	Plessey Co Ltd	Optical detection apparatus
FI63835C (fi) *	1981-02-10	1983-08-10	Altim Control Ky	Foerfarande foer identifiering av ett virkes ytegenskaper
US4525850A (en) *	1982-09-15	1985-06-25	Chrysler Corporation	Fluid level sensor employing hot wire probe and digital sample and hold circuitry

1986
- 1986-01-20 FI FI860245A patent/FI74815C/fi not_active IP Right Cessation
1987
- 1987-01-20 CA CA000527688A patent/CA1300922C/en not_active Expired - Fee Related
- 1987-01-20 US US07/004,635 patent/US4764017A/en not_active Expired - Fee Related
- 1987-01-20 SE SE8700210A patent/SE464624B/sv not_active Application Discontinuation

Also Published As

Publication number	Publication date
SE464624B (sv)	1991-05-27
SE8700210D0 (sv)	1987-01-20
US4764017A (en)	1988-08-16
FI74815C (fi)	1988-03-10
FI860245A0 (fi)	1986-01-20
CA1300922C (en)	1992-05-19
FI74815B (fi)	1987-11-30
SE8700210L (sv)	1987-07-22

Similar Documents

Publication	Publication Date	Title
FI874616A (fi)	1987-10-20	Anordning foer reglering av foerbraennings-luft-foerhaollandet.
FI871663A (fi)	1987-10-19	Oeverfoeringsfoerfarande av uppdateringsinformation foer en stationaer videobild.
FI875342A0 (fi)	1987-12-03	Foerfarande foer mekanisk-termisk avvattning av en fibermaterialbana.
FI875481A (fi)	1988-06-16	Foerfarande foer framstaellning av kristallina vinylaromatiska polymerer.
FI871230A0 (fi)	1987-03-20	Maskinbeklaednad foer arkformningsdelen av en pappersmaskin.
FI77063B (fi)	1988-09-30	Foerfarande foer effektivering av fibersuspensionstvaett.
FI874236A0 (fi)	1987-09-25	Redskap foer stoedande av koerbanor avsedda foer roerliga leksaker.
FI871313A0 (fi)	1987-03-25	Foerfarande foer framstaellning av laekemedelsadsorbat.
FI875315A0 (fi)	1987-12-02	Foerfarande foer framstaellning av 2 -substituerade metylpenicillinderivat.
FI874063A (fi)	1988-03-20	Foerfarande foer framstaellning av bensoesyraderivat.
FI873654A (fi)	1988-02-26	Maetning av arkmaterial innehaollande fuktskikt.
FI875488A0 (fi)	1987-12-14	Foerfarande foer soenderdelning av akrylamid.
FI865039A (fi)	1988-06-11	Foerpackning av slipmaterial.
FI82029B (fi)	1990-09-28	Anordning foer vaermehaerdning av glasskivor.
FI870738A (fi)	1987-09-07	Inloppslaoda foer framstaellning av fiberaemnesbanor.
FI873441A (fi)	1988-02-09	Reversibel fasfoeraendringskomposition av hydraterad kalciumbromid.
FI871516A (fi)	1987-10-11	Anordning foer skoerning av fanerskivor.
FI860245A (fi)	1987-07-21	Foerfarande foer identifiering av en traeytas ytegenskaper.
FI872125A0 (fi)	1987-05-14	Anordning foer skrapning av skinn.
FI875058A0 (fi)	1987-11-16	Anordning foer loesgoerbart faestande av en skidsko.
FI860623A (fi)	1987-07-14	Foerfarande foer framstaellning av fiskfoderpellets.
FI870675A0 (fi)	1987-02-18	Framstaellning av cyanidhydratas.
FI871862A (fi)	1987-10-30	Foerflyttning av glasskivor foer bombering daerav.
FI890810A (fi)	1989-02-20	Behandling av braennskador.
FI870087A0 (fi)	1987-01-09	Bestraolningsanordning av solenergi foer medicinskt bruk.

Legal Events

Date	Code	Title	Description
1997-08-13	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: ALTIM CONTROL OY