Patent ID: 7988214
Filing Date: 2011-08-02
Classification: B66C

Abstract:
1. A cargo spreader bar, comprising: a pair of longitudinal frame members and a pair of end members defining a substantially rectangular frame; a plurality of lateral cross members extending across the rectangular frame; a plurality of outwardly disposed hooks slidably attachable to and extending below each of the longitudinal frame members, each of the hooks having a point defining an open mouth; a plurality of chains, each of the chains having a first end pivotally attached to a lower rear section of the hooks and a second end releasably attached over the point of the corresponding hook, the chains forming loops for lifting cargo; pivoting safety locking members attached to the hooks, the locking members being pivotal across the mouth of the hooks to secure the chain loops within the hooks; at least one safety locking member control actuator attached to the frame and selectively pivoting the locking members open and closed across the mouths of the hooks; for each longitudinal frame member, a chain lifter pivotally attached to the frame, each of the chain lifters having an outboard, elongated longitudinal rail selectively pivotal upward parallel to the frame to lift the chains upward and release the second ends from the hooks when the locking members are pivoted open; and a chain lifter actuator connected to the chain lifters.