The invention provides a rotation prevention device for a crane hook. The rotation prevention device for the crane hook comprises an installation board (1) and a limiting block (2); the limiting block (2) is a U-type board; the bottom end of the installation board (1) and the U-type bottom edge of the limiting block (2) are connected through hinges (3). The rotation prevention device for the crane hook is novel in structure, convenient to use, safe and reliable.
Rotation prevention device for crane hook
2015-12-23
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |