发明公开
- 专利标题: ESTIMATING STRENGTHS OF WOODEN SUPPORTS
- 专利标题(中): 估算木结构的强度
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申请号: EP06733131.4申请日: 2006-03-06
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公开(公告)号: EP1866639A1公开(公告)日: 2007-12-19
- 发明人: WALLACE, Gavin
- 申请人: INSTITUTE OF GEOLOGICAL & NUCLEAR SCIENCES LIMITED
- 申请人地址: 30 Gracefield Road Lower Hutt 6009 NZ
- 专利权人: INSTITUTE OF GEOLOGICAL & NUCLEAR SCIENCES LIMITED
- 当前专利权人: INSTITUTE OF GEOLOGICAL & NUCLEAR SCIENCES LIMITED
- 当前专利权人地址: 30 Gracefield Road Lower Hutt 6009 NZ
- 代理机构: Harrison Goddard Foote
- 优先权: NZ53864905 20050307
- 国际公布: WO2006096071 20060914
- 主分类号: G01N33/46
- IPC分类号: G01N33/46 ; G01M19/00 ; G01N23/06 ; G01M5/00 ; G01N9/24
摘要:
A method of estimating the strength of a wooden support wherein gamma rays (4) are transmitted and detected parallel to a neutral axis (5) through a cross section of the support. It also includes a method of locating regions of unsound wood in a wooden support using detection of transmitted gamma rays (4), as well as apparatus suitable for conducting both methods.
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