Patent ID: 7632055
Filing Date: 2009-12-15
Classification: B66F

Abstract:
1. Fork-lift attachment comprising: a frame; a pair of external forks and a pair of internal forks, each of said pairs of forks being movable from an extended position further from said frame to a retracted position nearer said frame, and vice versa; first profiled elements to support said pair of external forks; second profiled elements to support said pair of internal forks; and said frame comprising a guide device to guide said first profiled elements and said second profiled elements, said guide device receiving both said first profiled elements and said second profiled elements, said first profiled elements and said second profiled elements being contained inside chambers of said guide device, each chamber having a first angular zone slidingly coupled with an edge of a respective first profiled element and a second angular zone slidingly coupled with an edge of a respective second profiled element; said respective first profiled element having a sliding surface slidably coupled to a conjugated surface of said respective second profiled element.