Patent ID: 7465132

Claim:
A dust collector brush assembly for a CNC machine that includes a tool head, said assembly comprises: a. a flat mounting plate capable of being attached to said tool head, said mounted plate includes a flat, lower circular ring; b. two clam shell half-bodies pivotally connected together, each said half-body includes a half-cylindrical portion and a half-tubular, laterally extending neck portion which forms an enclosed, hollow cylindrical body and a laterally extending exhaust tube, respectively, when said half-bodies are closed, each said half-body includes an inside curve slot which forms an upper circular slot formed on the inside surface of said cylindrical body that receives said circular ring on said mounting plate when said cylindrical body-is longitudinally aligned under said mounting plate thereby holding said cylindrical body on said mounting plate and allowing said cylindrical body to rotate on the tool head; and, c. a vacuum tube connected to said exhaust tube to hold said half-bodies and said neck portions together in a closed position.