US 11,723,299 B2
Quick change closing wheel assembly with centering adjustment
Jeffrey Alan Sivinski, Cherokee, IA (US)
Assigned to Harvest International, Inc., Storm Lake, IA (US)
Filed by Harvest International, Inc., Storm Lake, IA (US)
Filed on Nov. 14, 2019, as Appl. No. 16/683,407.
Application 16/683,407 is a continuation of application No. 15/451,736, filed on Mar. 7, 2017, granted, now 10,512,207.
Claims priority of provisional application 62/304,984, filed on Mar. 8, 2016.
Prior Publication US 2020/0077569 A1, Mar. 12, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. A01C 5/06 (2006.01); A01C 7/20 (2006.01); A01B 49/02 (2006.01)
CPC A01C 5/068 (2013.01) [A01B 49/027 (2013.01); A01C 5/066 (2013.01); A01C 7/201 (2013.01)] 18 Claims
OG exemplary drawing
 
6. An adjustable closing wheel assembly for a row planter comprising:
a frame having opposite first and second lateral sides and adapted to be coupled to the row planter;
a pair of closing wheels rotatably mounted on the frame;
a threaded bushing extending into the first lateral side of the frame;
an unthreaded bushing extending into the second lateral side of the frame; and
the threaded bushing being rotatable to adjust the frame relative to the row planter so as to simultaneously move the closing wheels for lateral positioning.