发明名称 |
SCREW AND COMPOSITE CONSTRUCTION COMPRISING SAME |
摘要 |
A screw (6), particularly a self-drilling screw, comprising a threaded portion (9) and an upper portion (15, 16) with a diameter close to the thread root diameter (b). The upper portion comprises a flange (10) perpendicular to the screw axis (X-X), and one section (18) of the flange is angled downwards towards the threaded portion. The screw is useful for attaching an insulation layer (1) to ribbed steel sheets (3) or facade cladding.
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申请公布号 |
WO9721932(A1) |
申请公布日期 |
1997.06.19 |
申请号 |
WO1996FR01984 |
申请日期 |
1996.12.11 |
申请人 |
OVAERT, FRANCIS;POTET, PIERRE |
发明人 |
OVAERT, FRANCIS;POTET, PIERRE |
分类号 |
F16B5/02;F16B33/02;(IPC1-7):F16B5/02 |
主分类号 |
F16B5/02 |
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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