Patent ID: 8277164
Filing Date: 2012-10-02
Classification: B60P

Abstract:
1. A hoist suspension frame for a flatbed trailer, the flatbed trailer having a flatbed trailer chassis having corners, the hoist suspension frame comprising: four vertically oriented corner posts for detachable securement to the corners of the flatbed trailer chassis, each said corner post including a corner post base having a footing, a primary gusset projecting from said footing, a horizontal bottom plate fixed to and underlaying said footing and said primary gusset, at least a pair of studs depending from said bottom plate, each stud for insertion into a corner stake pocket located on the flatbed trailer chassis, and means for fastening each of said studs to said corner stake pocket, a pair of tie beams each interconnecting two of said corner posts, a pair of hoist rails, each hoist rail having first and second ends, said first end fixedly secured to a first one of said tie beams, and said second end movably secured to a second one of said tie beams with a floating connection allowing said hoist rail to reciprocate longitudinally at said floating connection, at least one carrier beam disposed transversely to and suspended from said hoist rails with hoist rail trolleys allowing said carrier beam to travel along said hoist rails, and at least one cargo hoist suspended from said carrier beam by a carrier beam trolley allowing said hoist to move along said carrier beam.