发明名称 |
Dual chain hoist arrangement |
摘要 |
A dual chain hoist having a lifting beam that can be telescopically extended and contracted, wherein load chains respectively extend to hook blocks suspended beneath the lifting beam in the vicinity of the ends of two telescoping sections that form the lifting beam. The distance between the telescoping sections can be varied with another chain. The chain for varying the length of the lifting beam extends over a chain wheel that is connected without rotational play to another chain wheel from which the load chain of the hook block of the respective telescoping lifting beam section. |
申请公布号 |
US8226137(B2) |
申请公布日期 |
2012.07.24 |
申请号 |
US20100690627 |
申请日期 |
2010.01.20 |
申请人 |
KASPER JUERGEN;KITTSTEINER PETER;KONECRANES PLC |
发明人 |
KASPER JUERGEN;KITTSTEINER PETER |
分类号 |
B66C1/00 |
主分类号 |
B66C1/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|