GRIPPER Russian patent published in 2008 - IPC B66C1/10 

FIELD: mechanics.

SUBSTANCE: gripper represents system made up of a seat, eyebolt and oval ring. To provide for the cargo tightness the aforesaid seat represents an independent piece, in the form of a body of revolution, furnished with internal thread for the eyebolt to be fitted therein. The eyebolt head represents a small-diameter round-section ring with a hole diameter equal to that of the section of oval ring fitted into the head hole. Note that height from head center to the eyebolt thrust surface does not exceed 1.0 diameter of the eyebolt thread.

EFFECT: expanded performances, lower metal intensity, higher load-lifting capacity, multiple application, cargo tightness.

8 dwg