发明名称 |
Levelling ladder has crank actuated extensions of lower ends of stiles to accommodate uneven ground |
摘要 |
The level compensating ladder has rungs (2) connecting hollow stiles (1) having a levelling mounting (4) at the lower end. The stiles have extensions (5) which can each move axially under the action of a threaded spindle which is operated by a crank handle. The extension can be formed by profiles.
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申请公布号 |
DE20314240(U1) |
申请公布日期 |
2003.12.18 |
申请号 |
DE2003214240U |
申请日期 |
2003.09.13 |
申请人 |
GUENZBURGER STEIGTECHNIK MUNK GMBH |
发明人 |
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分类号 |
E06C7/44;(IPC1-7):E06C7/44 |
主分类号 |
E06C7/44 |
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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