JP2002511921A5 - - Google Patents

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Publication number
JP2002511921A5
JP2002511921A5 JP1998503651A JP50365198A JP2002511921A5 JP 2002511921 A5 JP2002511921 A5 JP 2002511921A5 JP 1998503651 A JP1998503651 A JP 1998503651A JP 50365198 A JP50365198 A JP 50365198A JP 2002511921 A5 JP2002511921 A5 JP 2002511921A5
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JP
Japan
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
JP1998503651A
Other languages
English (en)
Japanese (ja)
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JP4074664B2 (ja
JP2002511921A (ja
Filing date
Publication date
Priority claimed from SE9602374A external-priority patent/SE511602C2/sv
Application filed filed Critical
Publication of JP2002511921A publication Critical patent/JP2002511921A/ja
Publication of JP2002511921A5 publication Critical patent/JP2002511921A5/ja
Application granted granted Critical
Publication of JP4074664B2 publication Critical patent/JP4074664B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP50365198A 1996-06-17 1997-06-17 非破壊分類のための方法および装置 Expired - Fee Related JP4074664B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9602374A SE511602C2 (sv) 1996-06-17 1996-06-17 Förfarande jämte anordning för oförstörande klassificering av företrädesvis långsträckta och/eller skivformade objekt
SE9602374-2 1996-06-17
PCT/SE1997/001090 WO1998001737A1 (en) 1996-06-17 1997-06-17 Method and arrangement for nondestructive classification

Publications (3)

Publication Number Publication Date
JP2002511921A JP2002511921A (ja) 2002-04-16
JP2002511921A5 true JP2002511921A5 (enExample) 2004-12-09
JP4074664B2 JP4074664B2 (ja) 2008-04-09

Family

ID=20403025

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50365198A Expired - Fee Related JP4074664B2 (ja) 1996-06-17 1997-06-17 非破壊分類のための方法および装置

Country Status (10)

Country Link
US (1) US6347542B1 (enExample)
EP (1) EP0906560B1 (enExample)
JP (1) JP4074664B2 (enExample)
AT (1) ATE303588T1 (enExample)
AU (1) AU720772B2 (enExample)
CA (1) CA2258514C (enExample)
DE (1) DE69734106T2 (enExample)
NZ (1) NZ333450A (enExample)
SE (1) SE511602C2 (enExample)
WO (1) WO1998001737A1 (enExample)

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NZ333434A (en) * 1998-12-17 1999-10-28 Carter Holt Harvey Ltd Determining log length by passing ultrasonic signal through log, and using length information to determining cut positions
ATE253729T1 (de) * 1999-05-11 2003-11-15 Frank Rinn Vorrichtung zur materialuntersuchung
CA2380988C (en) 1999-07-30 2009-01-06 Carter Holt Harvey Limited Log testing apparatus
NZ503953A (en) * 2000-04-12 2002-12-20 Carter Holt Harvey Ltd Apparatus and method for estimating timber stiffness profiles of a log by determining the density profile of a cant
NZ505896A (en) * 2000-07-21 2003-05-30 Ind Res Ltd Method and apparatus for assessing or predicting characteristics of wood or other materials by varying frequency of acoustic transmitter and sensing a response
US6507798B1 (en) * 2000-10-12 2003-01-14 The United States Of America As Represented By The Secretary Of The Navy Time-frequency dependent damping via Hilbert damping spectrum
FR2820204B1 (fr) * 2001-01-29 2005-02-25 Casagrande Stephanie Delph Bos Procede d'evaluation et de controle non destructif de la qualite de panneaux
WO2002060662A2 (en) * 2001-01-31 2002-08-08 Board Of Control Of Michigan Technological University System for and method of performing evaluation techniques on a log or round timber
TW509782B (en) * 2001-11-20 2002-11-11 Taiwan Forestry Res Inst Nondestructive testing technique for wood stress wave
TWI225152B (en) * 2003-01-29 2004-12-11 Taiwan Forestry Res Inst Method for non-destructive stress wave testing of wood
US20040173031A1 (en) * 2003-03-06 2004-09-09 Shlomo Gicza Mass flow measurement
GB2403338B (en) * 2003-06-24 2005-11-23 Aicom Ltd Resonance and/or vibration measurement device
US7066007B2 (en) * 2003-10-17 2006-06-27 Eyerhaeuser Company Systems and methods for predicting the bending stiffness of wood products
US6990436B1 (en) * 2003-11-28 2006-01-24 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Computing frequency by using generalized zero-crossing applied to intrinsic mode functions
EP2104154B1 (en) * 2004-04-27 2015-06-03 NGK Insulators, Ltd. Piezoelectric/electrostrictive actuator inspection method and amount of displacement prediction program
NZ536818A (en) * 2004-11-24 2007-05-31 Carter Holt Harvey Ltd Tree stem or log appraising apparatus
AU2006270551A1 (en) * 2005-07-15 2007-01-25 A-Sort Ab Means and method for classifying logs
US7430914B2 (en) * 2005-09-16 2008-10-07 Mitsui Babcock (Us) Llc Vibration analyzing device
US7676953B2 (en) * 2006-12-29 2010-03-16 Signature Control Systems, Inc. Calibration and metering methods for wood kiln moisture measurement
US20080295602A1 (en) * 2007-06-01 2008-12-04 Gavin Wallace Method and System for Sorting Green Lumber
JP4875589B2 (ja) * 2007-11-01 2012-02-15 本田技研工業株式会社 パネルの検査装置及び検査方法
US8204698B2 (en) * 2009-08-20 2012-06-19 United States Gypsum Company Method for determining structural parameters of composite building panels
US8566041B2 (en) * 2009-08-20 2013-10-22 United States Gypsum Company Method for determining structural parameters of composite building panels
IT1398908B1 (it) * 2010-03-03 2013-03-21 Microtec Srl Metodo ed apparecchiatura per la determinazione della frequenza propria di tavole di legno
US9068902B2 (en) * 2011-05-13 2015-06-30 Fisher Controls International Llc Methods and apparatus for evaluating vibration resistance of a component of a fluid control valve
CA2890124C (en) * 2012-11-01 2021-06-15 Sp Sveriges Tekniska Forskningsinstitut Ab Method and system for automatic determination of timber quality in frozen or unfrozen condition
US9134212B2 (en) * 2013-07-08 2015-09-15 The Boeing Company Modal impact testing assembly, system and method
US9383341B2 (en) * 2013-10-29 2016-07-05 Metriguard Inc. Sonic lumber tester
BR112021006736B1 (pt) 2018-12-21 2024-03-12 Tmd Friction Services Gmbh Dispositivo e método para determinar propriedades mecânicas
EP3914894A1 (en) * 2019-01-25 2021-12-01 Brookhuis Applied Technologies B.V. Automated grading of elongated wooden objects
CN109682458B (zh) * 2019-03-05 2024-05-10 重庆克来智能科技有限公司 一种检测机床及其用于检测零件固有频率的装置
US11536697B2 (en) * 2020-03-02 2022-12-27 Usnr, Llc Acoustic evaluation of wood properties
EP4227662A1 (en) * 2022-02-14 2023-08-16 GrindoSonic BV Improved positioning table for impact excitation measurements
FR3136857A1 (fr) * 2022-06-16 2023-12-22 Safran Ceramics Procede de mesure du module de rigidite axial d’une eprouvette en materiau composite a matrice ceramique

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US4722223A (en) * 1986-05-06 1988-02-02 Her Majesty The Queen In Right Of The Province Of Alberta, As Represented By The Minister Of Energy & Natural Resources Transverse vibration apparatus for grading wood panels
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US5207100A (en) 1991-07-25 1993-05-04 The United States Of America As Represented By The Secretary Of The Navy Method and device for measuring underwater vehicle hull vibration
US5255565A (en) 1991-11-12 1993-10-26 Vibra-Metrics, Inc. Method and apparatus for monitoring multiple points on a vibrating structure
US5533399A (en) * 1992-09-30 1996-07-09 Wayne State University Method and apparatus for non-destructive measurement of elastic properties of structural materials
US5515730A (en) * 1992-11-23 1996-05-14 British Aerospace Plc Apparatus for detecting the amplitude, frequency or modes of vibration of a vibrating panel
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