发明名称 Safety block
摘要 A safety block is disclosed which may be attached to the rearward end of the cargo bed of a pipe truck which has a powered pipe lift. The safety block includes a bar which automatically raises when pipe is being unloaded using the powered pipe lift and forms a barrier which prevents injuries and promotes worker safety by creating a barrier to prevent other pieces of pipe from rolling off of the rear of the cargo platform.
申请公布号 US5397210(A) 申请公布日期 1995.03.14
申请号 US19940290351 申请日期 1994.08.15
申请人 O'NEILL, DAVID 发明人 O'NEILL, DAVID
分类号 B60P7/12;B62B3/06;(IPC1-7):B60P1/00 主分类号 B60P7/12
代理机构 代理人
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