| 发明名称 |
VORRICHTUNG ZUM FESTLEGEN EINES AN EINEM HOBEL VERSTELLBAR ANGEORDNETEN MEISSELTRAEGERS, INSBESONDERE EINER BODENMEISSELSCHWINGE |
| 摘要 |
<p>The curved arm (10) which carries a coal pick is mounted on a cross member (13) so that it can be used with a digging or scraping action. The connection uses three impact rods (14) in a line, which fit in orresponding holes (18) through the curve arm. These rods can be advanced or withdrawn axially, and can rotate in the securing holes (18). Part of each rod carries a screw surface (33) casuing the sliding movement, by operation against a cam member (35) formed as a lug on the casing of the cross member. The end of each rod remote from the curved arm is enclosed by a helical spring (29).</p> |
| 申请公布号 |
DE2723311(A1) |
申请公布日期 |
1978.12.07 |
| 申请号 |
DE19772723311 |
申请日期 |
1977.05.24 |
| 申请人 |
GEWERKSCHAFT EISENHUETTE WESTFALIA |
发明人 |
BREUER,OSWALD;HAUSCHOPP,ALIS;STEINKUHL,BERND |
| 分类号 |
E21C27/32;(IPC1-7):E21C27/32 |
主分类号 |
E21C27/32 |
| 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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