Patent ID: 6823947
Filing Date: 2004-11-30
Classification: A01B

Abstract:
A walk-behind cultivator comprising: a body having a front end; an engine mounted on the body; a plurality of driving wheels disposed on the body and driven by the engine; and a rotary working unit rotatably mounted on the front end of the body and driven by the engine, the rotary working unit having a plurality of forward-rotating tine assemblies mounted for undergoing rotation about a rotational axis and disposed centrally of the body in a width direction thereof, each of the forward-rotating tine assemblies having a plurality of tines directly connected together at proximal ends thereof, and at least one pair of reverse-rotating tine assemblies mounted for undergoing rotation about the rotational axis and disposed transversely outward of the forward-rotating tine assemblies, each of the reverse-rotating tine assemblies having a plurality of tines directly connected together at proximal ends thereof, and the reverse-rotating tine assemblies being arranged in the same phase with respect to each other around the rotational axis.