A hook has a hook body which has an attachment portion to be attached to a rope at a base end portion and which is curved in an L-shaped from the base end portion to a tip end portion, a latching tool which is rotatably supported by the hook body and which is brought into contact with and separated from a curved inner surface of the hook body on the tip end portion side of the hook body relative to a rotation center, a biasing member biasing the latching tool in a direction where the latching tool is caused to abut on the hook body, and a lock pin which is detachable from and attachable to the latching tool between the rotation center and a rotation tip and which abuts on the curved inner surface of the hook body when the lock pin is attached to the latching tool to regulate the rotation of the latching tool against biasing force of the biasing member.
Crane hook and crane truck
2017-02-07
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |