发明名称 Articulated protection barrier adaptable for parapets
摘要 Protection barrier 4 for unoccupied garage pit placed perpendicularly at the end of articulated longitudinal handrails 3 protecting the pit 12. When pushed by an actuator the parallel guard rails rise and at the same time the barrier 4 preventing entry into the pit positions itself perpendicularly at each end of the pit. To be used in garages or businesses having a pit or an excavation to be protected. <IMAGE>
申请公布号 FR2621346(A1) 申请公布日期 1989.04.07
申请号 FR19870013640 申请日期 1987.10.02
申请人 ANGLADE RENE 发明人
分类号 E04G21/32 主分类号 E04G21/32
代理机构 代理人
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