Patent ID: 7658424

Claim:
A hook included in a lifting device, where the hook is of the type where a lifting tool is placed in and released from the hook through a hook opening, and where the hook comprises: a locking bolt arranged to be displaced in a bore in a body of the hook between a first position in which the hook opening is open and a second position in which the hook opening is closed; and a locking device arranged to prevent the locking bolt from returning to the bore in an uncontrolled manner, wherein a portion of the locking device is arranged to abut a portion of the body of the hook outside the bore when the locking bolt is substantially in the second position, where the hook opening is closed, wherein the locking device is a locking pawl arranged to be pushed into a locking bolt recess by an applied resultant force that is opposite of and greater than the pre-tensioning force effected by a spring device, wherein the locking pawl is arranged to be driven into the locking bolt recess by a force transferred from an actuating lever via a rope, and wherein a actuating pawl is arranged between the locking pawl and the rope.