Patent ID: 7128353
Filing Date: 2006-10-31
Classification: B66C

Abstract:
1. An apparatus for a locking unit of a container spreader having at least a pair of telescopic beams comprising a housing, a twistlock head partially inside the housing and partially protruding out from the housing, an elastic impact absorption element and a toothed coupling to transmit the necessary engagement torque to the twistlock head, the twistlock head is an integral unit having at least an engagement part, a shaft and a flange, the flange has an essentially flat shape with a rectangular wedge on an upper surface that is parallel with a lower surface of the flange, the locking unit is equipped with a coupling that has been arranged to be in touch with the upper surface of the flange to allow movement of the twistlock head in all directions on a plane perpendicular to a rotation axis of the twistlock head, and to separate the radial movement of the twistlock head from the toothed coupling.