发明名称 |
METHOD AND APPARATUS FOR FORMING CRACKS IN CONCRETE |
摘要 |
A method of forming at least one crack (11) in a concrete article such as a concrete slab (10) having at least one crack promoting groove (28) formed in the surface (25) thereof and/or at least one crack promoting insert (12) cas t within the concrete slab (10) and substantially aligned with the groove (28) where used, the method comprising the steps of positioning a tool (24) havin g a force applying member (26) on or above the surface (25) of the concrete sl ab (10) such that the member (26) is positioned adjacent to or above a groove (28) and/or insert (12) and causing the tool (24) to apply through the membe r (26) a force to the concrete slab (10) to promote the formation of a crack o r cracks (11) in the slab (10) along a groove (28) and/or insert (12). Apparat us for forming a crack in a concrete article is also disclosed.
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申请公布号 |
CA2572633(A1) |
申请公布日期 |
2006.01.12 |
申请号 |
CA20052572633 |
申请日期 |
2005.07.04 |
申请人 |
CONCRETE SLAB TECHNOLOGY PTY LTD |
发明人 |
COCKERELL, ALLAN DAVID |
分类号 |
E01C23/09;B28D1/22;B28D1/26;B28D1/28;E01C23/12;E21C27/14 |
主分类号 |
E01C23/09 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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