Cleaner for joints in paving or brickwork - consists of length=adjustable brush in holder on long stem with bristles fastened in shell with polygonal profile by a clamp screw

摘要

The device has a holder with a length-adjustably fastened brush. The holder is connected to a long stem. The brush consists of a bundle of bristles, fastened parallel in a cylindrical shell via clamp connections. The shell may have a polygonal profile. The shell may be secured in position within the holder by a clamp screw, which move in a threaded bore in the holder. The holder has a tubular device for fastening of an inclined stem.