CA940732A - Testing and grading of timber - Google Patents

Testing and grading of timber

Info

Publication number
CA940732A
CA940732A CA128,638A CA128638A CA940732A CA 940732 A CA940732 A CA 940732A CA 128638 A CA128638 A CA 128638A CA 940732 A CA940732 A CA 940732A
Authority
CA
Canada
Prior art keywords
grading
timber
testing
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
CA128,638A
Other languages
English (en)
Other versions
CA128638S (en
Inventor
Victor Serry
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.)
MEASURING AND PROCESS CONTROL Ltd
Original Assignee
MEASURING AND PROCESS CONTROL 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 MEASURING AND PROCESS CONTROL Ltd filed Critical MEASURING AND PROCESS CONTROL Ltd
Application granted granted Critical
Publication of CA940732A publication Critical patent/CA940732A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/46—Wood

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth 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 Strength Of Materials By Application Of Mechanical Stress (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
CA128,638A 1970-11-27 1971-11-26 Testing and grading of timber Expired CA940732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5653470A GB1377607A (en) 1970-11-27 1970-11-27 Testing and grading of timber

Publications (1)

Publication Number Publication Date
CA940732A true CA940732A (en) 1974-01-29

Family

ID=10476864

Family Applications (1)

Application Number Title Priority Date Filing Date
CA128,638A Expired CA940732A (en) 1970-11-27 1971-11-26 Testing and grading of timber

Country Status (6)

Country Link
US (1) US3760636A (de)
JP (1) JPS5221900B1 (de)
AT (1) AT353509B (de)
CA (1) CA940732A (de)
GB (1) GB1377607A (de)
SE (1) SE375612B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7711519L (sv) * 1977-10-13 1979-04-13 Norberg Sigurd Skidprovare
US4313348A (en) * 1979-05-02 1982-02-02 South African Inventions Development Corp. Method of stress grading timber length
JPS571134A (en) * 1980-05-29 1982-01-06 Fujitsu Ltd Paper sheet feeding apparatus
JPS571136A (en) * 1980-06-02 1982-01-06 Fujitsu Ltd Paper sheet feeding apparatus
DE3307204A1 (de) * 1983-03-01 1984-09-06 Metzeler Kautschuk GmbH, 8000 München Vorrichtung zur ermittlung der wechselfestigkeit elastischer materialien
DE3338235A1 (de) * 1983-10-21 1985-05-15 geb. Layher Ruth 7129 Güglingen Langer Verfahren zur pruefung der belastbarkeit von belagteilen fuer gerueste und vorrichtung zur durchfuehrung des verfahrens
DE3441464A1 (de) * 1984-11-13 1986-10-02 Licinvest Ag, Chur Vorrichtung zum zyklischen umschichten eines blattstapels
US4735093A (en) * 1985-08-27 1988-04-05 Commonwealth Of Australia Apparatus for applying a load to a material
US4852029A (en) * 1987-06-17 1989-07-25 Accu-Tech Incorporated Automated material classification apparatus and method
DE4104822A1 (de) * 1991-02-16 1992-08-20 Telefunken Systemtechnik Pruefvorrichtung zur durchfuehrung von 4-punkt-biegewechselbeanspruchungsversuchen
US5431061A (en) * 1993-03-05 1995-07-11 Gougeon Brothers, Inc. Deflection testing fixture assembly and methods of testing
AUPN260495A0 (en) * 1995-04-24 1995-05-18 Amcor Limited Method and apparatus of testing board product
GB2345145B (en) * 1998-12-23 2002-03-27 Kyberstyl Ltd Sheet parameter measurement
US6668231B2 (en) 2001-04-12 2003-12-23 George Stylios Sheet parameter measurement
SE529675C2 (sv) * 2005-06-08 2007-10-23 Vendolocus Ab Mätanordning och förfarande för att mäta spannet hos en långsträckt kropp
US7974803B2 (en) * 2008-04-29 2011-07-05 Metriguard Inc Method and apparatus for calibrating wood testing machine
RU2488798C2 (ru) * 2011-05-31 2013-07-27 Государственное Образовательное Учреждение Высшего Профессионального Образования Пензенский государственный университет архитектуры и строительства Автоматический способ испытания на выносливость двух пар двухпролетных подкрановых балок колесами мостовых кранов
US9228907B2 (en) * 2013-11-14 2016-01-05 Nokia Technologies Oy Flexible device deformation measurement
WO2018097099A1 (ja) * 2016-11-25 2018-05-31 旭硝子株式会社 基材評価方法および屈曲ガラス評価装置
CN113042398B (zh) * 2021-03-16 2022-08-19 上犹耀兴复合材料有限公司 一种用于玻纤板抗压强度质检的装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2742782A (en) * 1953-06-08 1956-04-24 Charmilles Sa Ateliers Universal apparatus for testing the mechanical properties of metals by alternative bending a test piece
US3286516A (en) * 1963-05-13 1966-11-22 Paul W Post Apparatus for performing flexure tests

Also Published As

Publication number Publication date
GB1377607A (en) 1974-12-18
DE2158266B2 (de) 1975-10-30
US3760636A (en) 1973-09-25
DE2158266A1 (de) 1972-06-29
JPS5221900B1 (de) 1977-06-14
SE375612B (de) 1975-04-21
ATA1016571A (de) 1979-04-15
AT353509B (de) 1979-11-26

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