发明名称 |
UNDERCUTTER DEVICE |
摘要 |
An undercutter attachable to utility machines has a bar with chain having teeth for cutting into rock beds, whereby the chain rotates about the bar. The bar has removable top and bottom portions, which when in place and secured, provide a channel for the chain, and when the top and bottom portions are removed, allow for replacement of worn parts without loosening or removing the chain. |
申请公布号 |
EP2486193(A4) |
申请公布日期 |
2016.07.27 |
申请号 |
EP20100822350 |
申请日期 |
2010.10.07 |
申请人 |
DYMAX INC.;BALDERSON, SCOTT;CLASEN, DENNIS;FECHTER, HAROLD |
发明人 |
BALDERSON, SCOTT;CLASEN, DENNIS;FECHTER, HAROLD |
分类号 |
E02F3/08;E01B27/04;E02F3/14;E21C25/30 |
主分类号 |
E02F3/08 |
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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