发明名称 Spreader bar apparatus
摘要 A spreader bar includes an elongated bar member having end portions that support a flexible lifting member that is supported below the bar. The flexible lifting member is preferably comprised of a plurality of link sections that are pinned together, load carrying links depending from the flexible member, preferably at pinned connections that join the additional links.
申请公布号 US6412649(B1) 申请公布日期 2002.07.02
申请号 US20000499483 申请日期 2000.02.07
申请人 KHACHATURIAN JON E. 发明人 KHACHATURIAN JON E.
分类号 B66C1/12;(IPC1-7):B66C1/12 主分类号 B66C1/12
代理机构 代理人
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