Kelley Manufacturing Company, Inc. Patent applications |
Patent application number | Title | Published |
20140262375 | INTERCHANGEABLE SHANK TRIP MECHANISM - A tillage apparatus includes a trip linkage selectively configured as a spring biased trip linkage, a spring toggle trip linkage, or a shear bolt trip linkage and mounted between a toolbar bracket and a shank member wherein the trip linkage is selected to allow shaft member to pivot upwardly responsive to variable excessive draft force. | 09-18-2014 |
20140262372 | FORWARD FLOTATION DUAL ACTION GROUND PENETRATING DEVICE - An apparatus for maintaining a tillage implement such as a plow at a consistent working depth utilizes a spring biased quadrilateral linkage to maintain the tillage implement in a position having to float forwardly and upwardly from the working depth thereby preventing unwanted flotation of the tillage implement from the working depth until the tillage implement encounters a substantially vertical load. | 09-18-2014 |