发明名称 |
PROTECTING DEVICE FOR PARTIAL-CUT CUTTING MACHINES |
摘要 |
For protecting partial-cut cutting machines from overload, a vibration sensor 7 is provided on the swivellable cutting arm 2 carrying rotatably supported cutting heads 6. The signals of the vibration sensor 7 are utilized in an electronic control 8 and used for controlling the pivotal drive of the cutting arm 2. The electronic control 8 has a threshold switch which is connected with an adjusting drive for varying the supply capacity of the hydraulic pump of the pivotal drive. |
申请公布号 |
ZA8309449(B) |
申请公布日期 |
1984.08.29 |
申请号 |
ZA19830009449 |
申请日期 |
1983.12.20 |
申请人 |
VOEST ALPINE AG |
发明人 |
DROESCHER BERNHARD;SCHETINA OTTO;WRULICH HERWIG;ZITZ ALFRED |
分类号 |
E21D9/10;E21C33/00;E21C35/04;E21C35/24 |
主分类号 |
E21D9/10 |
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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