DE2654872A1 - System zur untersuchung und optimierung von materialien, insbesondere von bauholz - Google Patents

System zur untersuchung und optimierung von materialien, insbesondere von bauholz

Info

Publication number
DE2654872A1
DE2654872A1 DE19762654872 DE2654872A DE2654872A1 DE 2654872 A1 DE2654872 A1 DE 2654872A1 DE 19762654872 DE19762654872 DE 19762654872 DE 2654872 A DE2654872 A DE 2654872A DE 2654872 A1 DE2654872 A1 DE 2654872A1
Authority
DE
Germany
Prior art keywords
data
signal
crack
pass
digital
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.)
Pending
Application number
DE19762654872
Other languages
German (de)
English (en)
Inventor
M David Freedman
Jerome M Idelsohn
Paul A Mueller
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Publication of DE2654872A1 publication Critical patent/DE2654872A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B31/00—Arrangements for conveying, loading, turning, adjusting, or discharging the log or timber, specially designed for saw mills or sawing machines
    • B27B31/06—Adjusting equipment, e.g. using optical projection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B1/00—Methods for subdividing trunks or logs essentially involving sawing
    • B27B1/007—Methods for subdividing trunks or logs essentially involving sawing taking into account geometric properties of the trunks or logs to be sawn, e.g. curvature
    • 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
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Forests & Forestry (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
DE19762654872 1975-12-05 1976-12-03 System zur untersuchung und optimierung von materialien, insbesondere von bauholz Pending DE2654872A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63811675A 1975-12-05 1975-12-05

Publications (1)

Publication Number Publication Date
DE2654872A1 true DE2654872A1 (de) 1977-06-23

Family

ID=24558706

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762654872 Pending DE2654872A1 (de) 1975-12-05 1976-12-03 System zur untersuchung und optimierung von materialien, insbesondere von bauholz

Country Status (6)

Country Link
US (1) US4149089A (https=)
CA (1) CA1043463A (https=)
DE (1) DE2654872A1 (https=)
DK (1) DK539076A (https=)
NO (1) NO764140L (https=)
SE (1) SE7613560L (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3808119A1 (de) * 1988-03-11 1989-09-21 Grecon Greten Gmbh & Co Kg Markierungsstation mittels laser-richtlicht
EP0787970A3 (de) * 1996-02-05 1998-03-04 FIRMA F+O ELECTRONIC SYSTEMS GmbH Vorrichtung zur Inspektion der Oberfläche von Holz zwecks Feststellung von Oberflächenmerkmalen und Verfahren hierzu

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207472A (en) * 1975-12-05 1980-06-10 The Bendix Corporation Lumber inspection and optimization system
US4281695A (en) * 1978-11-13 1981-08-04 Plan-Shell Oy Method and system of aligning lumber, especially blocks from which the first pair of cants has been removed
FR2454236A1 (fr) * 1979-04-11 1980-11-07 Seita Procede et dispositif de traitement de signaux video
US4373804A (en) * 1979-04-30 1983-02-15 Diffracto Ltd. Method and apparatus for electro-optically determining the dimension, location and attitude of objects
US4286880A (en) * 1979-07-30 1981-09-01 The Bendix Corporation Scanning light beam lumber defect position system and method of using same
US5112131A (en) * 1981-02-27 1992-05-12 Diffracto, Ltd. Controlled machining of combustion chambers, gears and other surfaces
DE3030140C2 (de) * 1980-08-08 1984-05-03 B.A.T. Cigaretten-Fabriken Gmbh, 2000 Hamburg Einrichtung zur optischen Überprüfung der Oberfläche von stabförmigen Rauchartikeln und/oder Filterstäben für die Tabakindustrie
US4468993A (en) * 1982-06-11 1984-09-04 International Paper Company Small log bucking system
DE3305606C2 (de) * 1983-02-18 1985-04-04 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Schaltungsanordnung für Lichtschranken, insbesondere für eine optoelektronische Bogenkontrollvorrichtung bei Druckmaschinen
FR2559581B1 (fr) * 1984-02-10 1986-07-11 Siderurgie Fse Inst Rech Procede et installation de detection de defauts de surface sur une bande en cours de defilement
US4606645A (en) * 1984-10-29 1986-08-19 Weyerhaeuser Company Method for determining localized fiber angle in a three dimensional fibrous material
DE3600578C1 (en) * 1986-01-10 1987-07-30 Schenk Gmbh Industriemesstechn Device for scanning a flat boundary surface of an object
IT1204492B (it) * 1986-03-21 1989-03-01 Cremona Lorenzo Sistema per il rilevamento e l'eliminazione di difetti presenti in manufatti in lavorazione,in particolare pannelli di legno con cricche e ripieghi che devono essere stuccati
DE3628088A1 (de) * 1986-08-19 1988-02-25 Bat Cigarettenfab Gmbh Einrichtung zur optischen ueberpruefung der oberflaeche von stabfoermigen rauchartikeln und/oder filterstaeben fuer die tabakindustrie
US4752897A (en) * 1987-05-01 1988-06-21 Eastman Kodak Co. System for monitoring and analysis of a continuous process
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
CA2050575A1 (en) * 1989-03-29 1990-10-04 Carl Flatman Real-time lumber grading method and system
US5097881A (en) * 1991-04-25 1992-03-24 Blount, Inc. Ultrasonic log grading
US5412220A (en) * 1993-03-05 1995-05-02 United Industrial Products, Ltd. Optical scanning device for lumber
US5853037A (en) * 1995-07-06 1998-12-29 Moser; Thomas F. Rectilinear cross-sectional beam furniture, furniture design and furniture production
US5892808A (en) * 1996-06-28 1999-04-06 Techne Systems, Inc. Method and apparatus for feature detection in a workpiece
US5960104A (en) * 1996-08-16 1999-09-28 Virginia Polytechnic & State University Defect detection system for lumber
US6295907B1 (en) * 1998-04-16 2001-10-02 Perceptron, Inc. Method and apparatus for on-line monitoring of log sawing
US6483580B1 (en) * 1998-03-06 2002-11-19 Kla-Tencor Technologies Corporation Spectroscopic scatterometer system
US6272437B1 (en) 1998-04-17 2001-08-07 Cae Inc. Method and apparatus for improved inspection and classification of attributes of a workpiece
CA2378625A1 (fr) * 2002-03-20 2003-09-20 Martin Castonguay Optimiseur de grade a haute perfomance
US6690990B1 (en) * 2002-12-02 2004-02-10 CENTRE DE RECHERCHE INDUSTRIELLE DU QUéBEC Method of optimizing a layout of selected parts to be cut
US7515253B2 (en) * 2005-01-12 2009-04-07 Kla-Tencor Technologies Corporation System for measuring a sample with a layer containing a periodic diffracting structure
US7679752B2 (en) * 2006-09-27 2010-03-16 Weyerhaeuser Nr Company Methods for detecting pitch in lumber
US7751612B2 (en) 2006-10-10 2010-07-06 Usnr/Kockums Cancar Company Occlusionless scanner for workpieces
CA2907295C (en) 2014-10-09 2021-05-04 W. Daniel Hamby Scanning system for hardwood flooring
US9999987B2 (en) * 2014-11-12 2018-06-19 Griffin Lumber Company System and method for bucking a stem
CA2959844C (en) 2016-03-01 2024-05-28 Vab Solutions Inc. Tracking system and methods for tracking wood products in a production line
CA3047741A1 (en) 2018-07-12 2020-01-12 Boa-Franc S.E.N.C. Method of making wood flooring boards
US20250144727A1 (en) * 2022-01-11 2025-05-08 Milwaukee Electric Tool Corporation Automated strut shearing machine
CN117168758B (zh) * 2023-11-01 2024-01-23 中国空气动力研究与发展中心空天技术研究所 高超声速飞行试验参数测试系统应用方法
CN117890380B (zh) * 2024-03-14 2024-05-14 蓝芯存储技术(赣州)有限公司 一种芯片外观缺陷检测方法及检测装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897156A (en) * 1971-07-27 1975-07-29 Atmospheric Sciences Inc Structure for measuring the average diameter of an approximately circular cross-section of an object
GB1436124A (en) * 1972-07-29 1976-05-19 Ferranti Ltd Detection of blemishes in surfaces
US3980891A (en) * 1975-05-16 1976-09-14 Intec Corporation Method and apparatus for a rotary scanner flaw detection system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3808119A1 (de) * 1988-03-11 1989-09-21 Grecon Greten Gmbh & Co Kg Markierungsstation mittels laser-richtlicht
US4934229A (en) * 1988-03-11 1990-06-19 Fagus-Grecon Greten Gmbh & Co., Kg Marking station for timber
EP0787970A3 (de) * 1996-02-05 1998-03-04 FIRMA F+O ELECTRONIC SYSTEMS GmbH Vorrichtung zur Inspektion der Oberfläche von Holz zwecks Feststellung von Oberflächenmerkmalen und Verfahren hierzu

Also Published As

Publication number Publication date
CA1043463A (en) 1978-11-28
SE7613560L (sv) 1977-06-06
DK539076A (da) 1977-06-06
US4149089A (en) 1979-04-10
NO764140L (https=) 1977-06-07

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Legal Events

Date Code Title Description
OHB Non-payment of the publication fee (examined application)