CA1076388A - Penetration body for impact strength measurement of wood - Google Patents

Penetration body for impact strength measurement of wood

Info

Publication number
CA1076388A
CA1076388A CA259,756A CA259756A CA1076388A CA 1076388 A CA1076388 A CA 1076388A CA 259756 A CA259756 A CA 259756A CA 1076388 A CA1076388 A CA 1076388A
Authority
CA
Canada
Prior art keywords
piercing plug
wood
casing
plug
inertia body
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
CA259,756A
Other languages
English (en)
French (fr)
Inventor
Preben Hoffmeyer
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.)
Wood-Slimp GmbH
Original Assignee
Wood-Slimp GmbH
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 Wood-Slimp GmbH filed Critical Wood-Slimp GmbH
Application granted granted Critical
Publication of CA1076388A publication Critical patent/CA1076388A/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
    • G01N3/40—Investigating hardness or rebound hardness
    • G01N3/48—Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball

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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CA259,756A 1975-09-03 1976-08-24 Penetration body for impact strength measurement of wood Expired CA1076388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK394375A DK138862B (da) 1975-09-03 1975-09-03 Fremgangsmåde og apparat til styrkemåling af et legeme, især et træemne.

Publications (1)

Publication Number Publication Date
CA1076388A true CA1076388A (en) 1980-04-29

Family

ID=8128521

Family Applications (1)

Application Number Title Priority Date Filing Date
CA259,756A Expired CA1076388A (en) 1975-09-03 1976-08-24 Penetration body for impact strength measurement of wood

Country Status (9)

Country Link
JP (1) JPS5917778B2 (ja)
CA (1) CA1076388A (ja)
DE (1) DE2638261A1 (ja)
DK (1) DK138862B (ja)
ES (1) ES451200A1 (ja)
FR (1) FR2323140A1 (ja)
GB (1) GB1553311A (ja)
SE (1) SE420132B (ja)
SU (1) SU847946A3 (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343179A (en) * 1979-11-27 1982-08-10 Astroem Goeta L Utility pole hardness tester
DE3501841C2 (de) * 1985-01-22 1994-04-14 Kamm Willibald F G Dipl Ing Verfahren und Vorrichtung zur Feststellung des inneren Zustandes von Bäumen oder Holzbauteilen
JPS61186541A (ja) * 1985-02-08 1986-08-20 村田機械株式会社 紡績糸
JPS63192476U (ja) * 1987-05-28 1988-12-12
US5099682A (en) * 1990-03-12 1992-03-31 Denomme Catherine E Meat doneness tester
FR2707759B1 (fr) * 1993-07-13 1995-09-01 Sandoz Jean Luc Procédé et appareillage pour contrôler l'état de dégradation de structures en bois, poteaux notamment.
DE69621281T2 (de) * 1995-02-28 2002-12-05 Nippon Catalytic Chem Ind Acryl-Säure-Derivate, Verfahren zur Herstellung von Acryl-Säure-Derivaten und Acryl-Säure-Polymere
JP2010271112A (ja) * 2009-05-20 2010-12-02 Yoshihisa Fujii 木材および木質材料の強度評価方法
US8210024B2 (en) * 2009-10-16 2012-07-03 The Boeing Company Damage impactor
DE102011018971A1 (de) * 2011-04-28 2012-10-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Bestimmung von Festigkeitseigenschaften
DE102011107899A1 (de) * 2011-07-18 2013-01-24 Carl Scholl Gmbh Verfahren zur Klassifizierung von Rundholz
ES2606331B2 (es) * 2016-11-15 2017-07-25 Universidad Politécnica de Madrid Máquina portable y procedimiento para realizar ensayos de impacto blando, con área de aplicación de carga grande, sobre materiales frágiles
CN113624589B (zh) * 2021-08-16 2022-05-17 沭阳县润丰木业制品厂 一种智能木材测量支架

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1708262A (en) * 1927-02-25 1929-04-09 Executor Lou Bradshaw Hardness-testing device
GB1092038A (en) * 1965-05-05 1967-11-22 Zavoid Za Str Konstrukzii Improved non-destructive hardness testing device
US3421364A (en) * 1965-08-04 1969-01-14 Gkn Group Services Ltd Methods of and apparatus for measuring the hardness of materials

Also Published As

Publication number Publication date
DE2638261C2 (ja) 1987-09-03
SU847946A3 (ru) 1981-07-15
GB1553311A (en) 1979-09-26
FR2323140A1 (fr) 1977-04-01
DK138862B (da) 1978-11-06
DK138862C (ja) 1979-04-23
JPS5230489A (en) 1977-03-08
SE420132B (sv) 1981-09-14
JPS5917778B2 (ja) 1984-04-23
ES451200A1 (es) 1977-09-16
SE7609692L (sv) 1977-03-04
DK394375A (ja) 1977-03-04
FR2323140B1 (ja) 1982-11-19
DE2638261A1 (de) 1977-03-10

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Legal Events

Date Code Title Description
MKEX Expiry