Patent ID: 9732496
Date: 2017-08-15
CPC Classifications: B07B,E02F

Claim:
1. A retrofit sifter-sorter attachment configured to be captured and lifted by a bucket of an existing vehicle from a position resting on the ground, the bucket having a mouth and a back, the attachment comprising: a back end, proximate the bucket in operation; a left side defined by a left end piece; a right side defined by a right end piece; the left and right end pieces including aligned slots cut therein for receiving a forward edge of the bucket, wherein the bucket can engage and lift the attachment using the slots; a front end, distal from the bucket in operation; a plurality of spaced apart tines distributed between the left end piece and right end piece; a lateral attachment bar connected to the left end piece, tines, and right end piece; the tines, left end piece, and right end piece including respective upper surfaces and including respective lower surfaces, with which the attachment can rest on the ground prior to being engaged by the bucket; the tines, left end piece, and right end piece including respective upper surfaces defining a curved material handling area in the general shape of a trough with upper surfaces lower than the upper surfaces of the tines, left end piece, and right end piece at the front end of the attachment when the attachment is resting on the ground, and the left end piece and right end piece having aligned apertures proximate the back end of the attachment; a chain for securing the attachment to the bucket using the apertures; and a front cutting blade extending from the lower surface of the left end piece to the lower surface of the right end piece, at the front end of the attachment, and the cutting blade being attached to the left end piece, right end piece, and the tines.