Patent ID: 6237695
Filing Date: 2001-05-29
Classification: A01B

Abstract:
A harrow teeth drum dethatching apparatus comprising a towable frame for towing behind a motorized vehicle with pump means on said motorized vehicle, wheels mounted on said frame for rotatably supporting said frame for towing along the ground;said towable frame having a rotatable cylindrical drum, a fluid motor for rotating said drum, a fluid reservoir, radiator, and a fluid powered fan mounted thereon for cooling said fluid in said radiator;power transmission means for transmitting fluid from said reservoir to said pump on said motorized vehicle with said transmitting means transmitting fluid from said pump through said fluid motor on said towable frame to power said motor for rotating said drum on said frame and through said radiator for cooling said fluid;harrow teeth mounted circumferentially on and about said drum to rotate circumferentially with said drum, with said rotating teeth acting to cut a path in the ground as the apparatus is towed along the ground.