CA2060845A1 - Method and device for separating pieces of wood - Google Patents

Method and device for separating pieces of wood

Info

Publication number
CA2060845A1
CA2060845A1 CA2060845A CA2060845A CA2060845A1 CA 2060845 A1 CA2060845 A1 CA 2060845A1 CA 2060845 A CA2060845 A CA 2060845A CA 2060845 A CA2060845 A CA 2060845A CA 2060845 A1 CA2060845 A1 CA 2060845A1
Authority
CA
Canada
Prior art keywords
wood
separating pieces
pieces
separating
texture
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.)
Granted
Application number
CA2060845A
Other languages
French (fr)
Other versions
CA2060845C (en
Inventor
Bertram Geiger
Rainer Grabher
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.)
Andritz Patentverwaltungs GmbH
Original Assignee
Bertram Geiger
Rainer Grabher
Andritz-Patentverwaltungs-Gesellschaft M.B.H.
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 Bertram Geiger, Rainer Grabher, Andritz-Patentverwaltungs-Gesellschaft M.B.H. filed Critical Bertram Geiger
Publication of CA2060845A1 publication Critical patent/CA2060845A1/en
Application granted granted Critical
Publication of CA2060845C publication Critical patent/CA2060845C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/04—Sorting according to size
    • B07C5/12—Sorting according to size characterised by the application to particular articles, not otherwise provided for
    • B07C5/14—Sorting timber or logs, e.g. tree trunks, beams, planks or the like
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S209/00—Classifying, separating, and assorting solids
    • Y10S209/939—Video scanning

Abstract

A method and apparatus for separating pieces of wood into different qualities in a wood sorting process is characterized in that the brightness as well as the texture of the surface of the wood are measured, and the pieces of wood are separated into different quality groups according to the measurements results obtained.
CA002060845A 1991-02-08 1992-02-07 Method and device for separating pieces of wood Expired - Lifetime CA2060845C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0027591A AT398174B (en) 1991-02-08 1991-02-08 METHOD AND DEVICE FOR SEPARATING BLEED WOOD STICKS
AT275/91 1991-02-08

Publications (2)

Publication Number Publication Date
CA2060845A1 true CA2060845A1 (en) 1992-08-09
CA2060845C CA2060845C (en) 2000-09-12

Family

ID=3486219

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002060845A Expired - Lifetime CA2060845C (en) 1991-02-08 1992-02-07 Method and device for separating pieces of wood

Country Status (7)

Country Link
US (2) US5335790A (en)
AT (1) AT398174B (en)
CA (1) CA2060845C (en)
DE (1) DE4202168C2 (en)
FI (1) FI116276B (en)
NO (1) NO303971B1 (en)
SE (1) SE508013C2 (en)

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US20130144568A1 (en) 2011-08-31 2013-06-06 Rodrigo A. Palma-Amestoy System and Method for Variable Detection in Objects
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AU2013245494A1 (en) 2012-10-16 2014-05-01 Vekta Automation Pty Ltd Provision of assembly information for truss fabrication
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CN103861825B (en) * 2014-04-01 2016-05-18 大连丰和草本箸业有限公司 A kind of plants shoots chopsticks raw material fully automatic high-speed screening installation and technique thereof
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Also Published As

Publication number Publication date
CA2060845C (en) 2000-09-12
NO303971B1 (en) 1998-10-05
NO920512L (en) 1992-08-10
NO920512D0 (en) 1992-02-07
US5544757A (en) 1996-08-13
DE4202168C2 (en) 1995-10-12
SE9200206L (en) 1992-08-09
FI116276B (en) 2005-10-31
FI920524A (en) 1992-08-09
SE508013C2 (en) 1998-08-10
US5335790A (en) 1994-08-09
DE4202168A1 (en) 1992-08-13
ATA27591A (en) 1994-02-15
FI920524A0 (en) 1992-02-07
AT398174B (en) 1994-10-25
SE9200206D0 (en) 1992-01-24

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