发明名称 |
HOOK FOR LOAD-CARRYING DEVICE |
摘要 |
An improved hook for a device for carrying loads employing a length of load-supporting line having an enlarged ferrule at one end, said hook including a support member forming a pocket for supporting the ferrule, and remote controlled selectively operable release means for raising the ferrule out of the pocket to drop the load.
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申请公布号 |
US3633960(A) |
申请公布日期 |
1972.01.11 |
申请号 |
USD3633960 |
申请日期 |
1969.07.08 |
申请人 |
AMERICAN CHAIN & CABLE CO. INC. |
发明人 |
WALKER E. DRAYTON |
分类号 |
B66C1/34;B66C1/12;B66C1/22;B66C1/38;(IPC1-7):B66C1/14 |
主分类号 |
B66C1/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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