US 11,937,532 B2
Two-stage row closing assembly
Ronald Steve Martin, Elkton, KY (US); and Chad Anthony Koudela, Brazoria, TX (US)
Assigned to Ronald Martin, Elkton, KY (US)
Filed by Ronald Steve Martin, Elkton, KY (US)
Filed on Jul. 24, 2020, as Appl. No. 16/947,255.
Prior Publication US 2022/0022363 A1, Jan. 27, 2022
Int. Cl. A01C 5/06 (2006.01); A01C 7/20 (2006.01)
CPC A01C 5/068 (2013.01) [A01C 5/066 (2013.01); A01C 7/203 (2013.01); A01C 7/205 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A two-stage row closing system adapted to be connected to a row planter unit for closing a furrow opened by a furrowing unit during seed planting operation of the row planter unit, the two-stage row closing system comprising:
a first stage row closing unit comprising at least one closing wheel blade and providing a first closing operation; and
a second stage row closing unit, the second stage row closing unit trailing the first stage row closing unit relative to a forward direction of the row planter unit and providing a second closing operation, the second stage row closing unit comprising:
a first frame assembly fixedly secured to the first stage row closing unit;
a second frame assembly rotatably secured to the first frame assembly such that the second frame assembly may move independently relative to the first frame assembly; and
a depth limiting assembly adapted to provide an upper limit on the rotational movement of the second frame assembly relative to the first frame assembly.