发明名称 LYFTKROK
摘要 The present invention relates to a lifting hook having a locking mechanism which functions to latch a barrier arm (16) in a position in which the arm closes the hook opening. According to the invention, the safety hook includes an additional latching element (34) which functions to lock the locking mechanism (20) in its locking state.
申请公布号 SE9003268(D0) 申请公布日期 1990.10.12
申请号 SE19900003268 申请日期 1990.10.12
申请人 GUNNEBO LIFTING AB 发明人 R *BERGSTROEM
分类号 B66C1/36;F16B45/02 主分类号 B66C1/36
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