TRENCH GRINDER FOR CUTTING AND GRINDING ASPHALT OR CONCRETE

摘要

A trench grinder (10) which may be mounted on a mobile carrier (16) via arms (12) which permit raising and lowering of the grinder (10). The grinder (10) comprises a drum equipped with picks to cut asphalt, concrete, or the like from the surface of a road or the like. The grinder (10) can be moved laterally by a chain drive mounted on a plate at the end of the arms (12). The grinder (10) also includes a breaker bar within its housing to promote communication of the asphalt or concrete after it is cut from the surface.