Patent ID: 6658769
Filing Date: 2003-12-09
Classification: B66C,E02F,Y10S

Abstract:
A hydraulic, self-cleaning bucket assembly for attachment to a stick assembly of an excavator, wherein the self-cleaning bucket assembly comprises:a bucket comprising two sidewalls, a contoured bottom, and two square tubing pieces, all welded together to form the bucket; a wiper plate rotatably mounted onto one of the square tubing pieces, said wiper plate being movable through a 135Â° arc and having an edge movable along the contoured bottom; means for mounting the bucket onto the stick assembly; a striker assembly separately mounted onto the stick assembly, said striker assembly being positioned to stop rotation of the wiper plate past a predetermined point as the bucket continues to rotate when said bucket is being emptied; a hydraulic cylinder with a manifold and a line, said hydraulic cylinder effectuating rotation of the bucket.