CA1278071C - Machine de tri du bois d'oeuvre en fonction de l'hygrometrie du bois - Google Patents

Machine de tri du bois d'oeuvre en fonction de l'hygrometrie du bois

Info

Publication number
CA1278071C
CA1278071C CA 528216 CA528216A CA1278071C CA 1278071 C CA1278071 C CA 1278071C CA 528216 CA528216 CA 528216 CA 528216 A CA528216 A CA 528216A CA 1278071 C CA1278071 C CA 1278071C
Authority
CA
Canada
Prior art keywords
wood
mass density
piece
lumber
computer
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.)
Expired
Application number
CA 528216
Other languages
English (en)
Inventor
Alfred William John Redekop
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.)
Coe Newnes McGehee Inc
Original Assignee
MacMillan Bloedel Ltd
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 MacMillan Bloedel Ltd filed Critical MacMillan Bloedel Ltd
Priority to CA 528216 priority Critical patent/CA1278071C/fr
Application granted granted Critical
Publication of CA1278071C publication Critical patent/CA1278071C/fr
Expired 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
    • B07C5/04—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
    • 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
    • B07C5/16—Sorting according to weight
    • B07C5/28—Sorting according to weight using electrical control means

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Forests & Forestry (AREA)
  • Drying Of Solid Materials (AREA)
CA 528216 1987-01-27 1987-01-27 Machine de tri du bois d'oeuvre en fonction de l'hygrometrie du bois Expired CA1278071C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 528216 CA1278071C (fr) 1987-01-27 1987-01-27 Machine de tri du bois d'oeuvre en fonction de l'hygrometrie du bois

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 528216 CA1278071C (fr) 1987-01-27 1987-01-27 Machine de tri du bois d'oeuvre en fonction de l'hygrometrie du bois

Publications (1)

Publication Number Publication Date
CA1278071C true CA1278071C (fr) 1990-12-18

Family

ID=4134832

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 528216 Expired CA1278071C (fr) 1987-01-27 1987-01-27 Machine de tri du bois d'oeuvre en fonction de l'hygrometrie du bois

Country Status (1)

Country Link
CA (1) CA1278071C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112403927A (zh) * 2020-11-12 2021-02-26 梁金 一种高频真空木材干燥过程中的木材含水检测装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112403927A (zh) * 2020-11-12 2021-02-26 梁金 一种高频真空木材干燥过程中的木材含水检测装置

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Legal Events

Date Code Title Description
MKEX Expiry