The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 18, 1992
Filed:
Dec. 03, 1990
Applicant:
Inventor:
Robert L Shields, Miltona, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01B / ;
U.S. Cl.
CPC ...
172 22 ; 294 507 ; 7386445 ;
Abstract
A hand operated aerator for cutting a plurality of holes in turf and soil to facilitate incoporation of air, water, and plant nutrients into the soil and has an upright member attached to a pan. A plurality of tubes attached to the pan are pushed into the turf and soil to cut holes therein. A foot located below the pan is operatively connected to a lever mechanism that is manually moved to extract the tubes from the turf and soil.