Patent ID: 9591796
Date: 2017-03-14
CPC Classifications: A01B,B60K

Claim:
1. A walk aerator for soil aeration of the ground, which comprises: (a) a housing supported for rolling over the ground by a plurality of ground engaging wheels, the housing having an upwardly extending handle assembly which is capable of being gripped by a user who walks on the ground during operation of the aerator, the housing having a downwardly opening cavity; (b) a prime mover carried on the housing for providing power; (c) a plurality of aerating tools movably carried on the housing within a first section of the cavity and operatively connected to the prime mover, the aerating tools engaging the ground and creating soil aeration openings in the ground as the housing rolls over the ground; (d) at least one air cooled traction drive carried on the housing within a second section of the cavity, the at least one drive being operatively coupled to the prime mover and to at least one of the ground engaging wheels to self-propel the housing over the ground, wherein the drive includes a top mounted cooling fan positioned in an upper portion of the second section of the cavity with the cooling fan being arranged to blow air substantially downwardly over the at least one drive; and (e) wherein the housing contains various vents therein in communication with the second section of the cavity to provide sufficient air flow both into and out of the second section of the cavity to adequately cool the drive, and wherein the vents include a first plurality of vents in advance of the cooling fan and a second plurality of vents behind the cooling fan.