US 12,245,541 B2
Agricultural row unit accessory
Jeffrey Alan Sivinski, Cherokee, IA (US); Byron James Friesen, Storm Lake, IA (US); and Garry D. Friesen, Storm Lake, IA (US)
Assigned to Harvest International, Inc., Storm Lake, IA (US)
Filed by Harvest International, Inc., Storm Lake, IA (US)
Filed on Jul. 9, 2024, as Appl. No. 18/767,252.
Application 18/767,252 is a continuation of application No. 17/446,009, filed on Aug. 26, 2021, granted, now 12,041,869.
Application 17/446,009 is a continuation of application No. 16/352,179, filed on Mar. 13, 2019, granted, now 11,185,008, issued on Nov. 30, 2021.
Claims priority of provisional application 62/643,862, filed on Mar. 16, 2018.
Prior Publication US 2024/0357955 A1, Oct. 31, 2024
Int. Cl. A01C 5/06 (2006.01); A01B 15/12 (2006.01); A01B 15/16 (2006.01); A01C 7/00 (2006.01); A01C 7/20 (2006.01); A01C 13/00 (2006.01); A01C 15/00 (2006.01)
CPC A01C 5/064 (2013.01) [A01B 15/12 (2013.01); A01B 15/16 (2013.01); A01C 7/006 (2013.01); A01C 7/201 (2013.01); A01C 7/203 (2013.01); A01C 13/00 (2013.01); A01C 15/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A planter row unit comprising:
a frame with at least one disc opener, at least one gauge wheel, and at least one closing wheel;
a bracket assembly mounted forwardly of the frame;
a set of upper link arms and a set of lower link arms all pivotally extending from the bracket assembly for pivotal movement in unison; and
a tool mounted to the set of lower link arms below the bracket assembly and in front of the frame.