发明名称 Roller-shutter slat and method of manufacturing it
摘要 A roller-shutter slat with increased stability, designed as a hollow profile, consists of a metal element (1, 11) and a plastic part (2, 12) which are interconnected undetachably. According to one alternative embodiment, the metal element (1) forms one side and the plastic part (2) the other side of the roller-shutter hollow-profile slat and, in another alternative embodiment, both the metal element (11) and the plastic part (12) are envisaged in the form of a hollow profile, the metal element (11) being surrounded with hollow-profile-like form by the plastic part (12). <IMAGE>
申请公布号 CH615976(A5) 申请公布日期 1980.02.29
申请号 CH19770006269 申请日期 1977.05.20
申请人 GRASHEI, F. (ALUKON) KG 发明人 FRITZ GRASHEI
分类号 E06B9/165;(IPC1-7):06B9/16 主分类号 E06B9/165
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