Patent ID: 6347464
Filing Date: 2002-02-19
Classification: B66C,E02F,Y10S

Abstract:
A hydraulic clam bucket assembly for attachment to a stick assembly of an excavator, wherein said clam bucket assembly comprises:a rotational housing; a rotational mounting plate having pre-drilled holes; a square tubing extension assembly comprises a square tubing extension having a top and a bottom, and a bottom extension plate welded to the bottom of the square tubing extension, said bottom extension plate having a pair of stops, each one welded onto an opposite end of the bottom extension plate; a clam bucket having two complementary bucket portions moveable between open and closed positions, each of said portions having a hinged wiper plate, each of said wiper plates being moveable through a 90Â° arc before striking one of the pair of stops on the bottom extension plate of the square tubing extension, each of said stops preventing further movement of each wiper blade as the two bucket portions open in an arc greater than 180Â°; and two hydraulic cylinders with manifolds and lines for opening and closing the clam bucket.