Patent 6892821 was granted and assigned to Sourceone, Inc. on May, 2005 by the United States Patent and Trademark Office.
A walk-behind power turf aerator having a rigid unibody construction and being shiftable into a highly compact configuration to facilitate transportation and storage thereof. The power turf aerator utilizes the reciprocal movement of a plurality of generally upright tines to create a relatively dense plug pattern in the turf.