发明名称 |
Mast, preferably for use as light or flag mast, comprises tubular body, preferably of aluminum, in which is located access opening closed by hatch lockable in relation to body |
摘要 |
The hatch (3) and the access opening (4) are each limited by an edge. The hatches are located directly above one another, enclosing a cleft (5). The dimensions of the periphery of the hatch and the access opening are such that the cleft has a continuous width in the peripheral direction. In the cleft an elastic device (6) extends for enclosing and supporting the hatch in relation to the body (1).
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申请公布号 |
NL1009234(C2) |
申请公布日期 |
1999.11.25 |
申请号 |
NL19981009234 |
申请日期 |
1998.05.20 |
申请人 |
ALCOA NEDERLAND B.V. |
发明人 |
ADRIANUS JOHANNES VUGTS;SEBASTIAAN JOHANNES MATHEUS VAN BOXTEL;JOHANNUS MARTINUS PETER HENDRIKA DRABBELS |
分类号 |
E04H12/00;(IPC1-7):E04H12/32 |
主分类号 |
E04H12/00 |
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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