发明名称 Lamp post having a reinforcement of the aperture in the lower portion.
摘要 <p>Lamp post or the like from tubular extruded aluminum or aluminum alloy, having at its lower portion 1 an aperture 2 adapted to be closed by a door. The aperture 2 is bridged by a reinforcement 3 arranged within the post. Similarly, an aperture 4 preferably slightly smaller is provided in the reinforcement 3. The reinforcement 3 extends by some distance above and beneath the aperture 2 in the wall 1 of the post and is connected to the inner side of the post. The reinforcement 3 is in shape of a rectangular shield 3 bent transversely in form of a portion of a cylinder. The outer diameter of said shield 3 is substantially equal to the inner diameter of the post 1. The shield 3 is connected to the internal side of the lamp post 1 only by glueing.</p>
申请公布号 EP0066340(A1) 申请公布日期 1982.12.08
申请号 EP19820200636 申请日期 1982.05.24
申请人 ALCOA NEDERLAND B.V. 发明人 VAN SCHEPPINGEN, ANTHONIUS JACOBUS
分类号 E04H12/00;F21V21/10;(IPC1-7):21V21/10;04H12/08 主分类号 E04H12/00
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