| 发明名称 |
ROOF SUPPORT SHEET HANDLING FOR UNDERGROUND MINES |
| 摘要 |
Systems for installing roof support sheets on a mine roof. One system includes a support frame, a lifting system, and a feeding system. The support frame holds a plurality of roof support sheets. The lifting system lifts at least one of the sheets from the support frame. The feeding system obtains the at least one sheet from the lifting system and feeds the at least one sheet toward an installation apparatus for installation on the mine roof. The lifting system includes a shoe and at least one arm for moving the shoe to engage and move the at least one sheet. The feeding system includes a drive assembly and a support. The drive assembly engages and moves the at least one sheet toward the installation apparatus, and the support supports the at least one sheet moved by the drive assembly. |
| 申请公布号 |
US2015086280(A1) |
申请公布日期 |
2015.03.26 |
| 申请号 |
US201414559760 |
申请日期 |
2014.12.03 |
| 申请人 |
Joy MM Delaware, Inc. |
发明人 |
Lugg Peter A.;Boyd Richard D.;Germyn Adrian;Eddowes William D.;Coates Chris |
| 分类号 |
E21D15/14;E21D15/50 |
主分类号 |
E21D15/14 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A lifting system for installing roof support sheets on a mine roof, the lifting system comprising:
a shoe for engaging a roof support sheet contained in a support frame; and at least one arm for moving the shoe to engage the roof support sheet and, after the shoe is engaged with the roof support sheet, for moving the roof support sheet toward an installation apparatus for installing the roof support sheet on the roof mine. |
| 地址 |
Wilmington DE US |
