发明名称 Structural beam safety attachment
摘要 A safety attachment, for use by a worker in preventing a fall from a beam having four parallel flanges and at least one flat surface extending between two of the flanges, comprising a first main member and a second main member. Each of the main members has a U-bend which extends around one of two opposite flanges. The main members each have a joining member extending across the flat surface. A clamp comprises two parallel members and a peak. The parallel members each have an upper hole and a lower hole. One of the joining members extends through both upper holes, and the other joining member extends through both lower holes. A tether is attached between the worker and the peak of the clamp. The safety attachment slides along the beam following the worker, with the beam flanges remaining trapped within the U-bends. If the worker accidentally fell from the beam, said worker's fall would be stopped by the tether.
申请公布号 US6053279(A) 申请公布日期 2000.04.25
申请号 US19980131069 申请日期 1998.08.07
申请人 MCKENNA, JOE 发明人 MCKENNA, JOE
分类号 A62B1/04;(IPC1-7):A62B35/00 主分类号 A62B1/04
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