US 9,807,921 B2
Agricultural row unit systems, methods, and apparatus
Kent Levy, Morton, IL (US); Jeremy Hodel, Morton, IL (US); and Ian Radtke, Washington, IL (US)
Assigned to Precision Planting LLC, Tremont, IL (US)
Appl. No. 14/437,975
Filed by PRECISION PLANTING LLC, Tremont, IL (US)
PCT Filed Oct. 24, 2013, PCT No. PCT/US2013/066624
§ 371(c)(1), (2) Date Apr. 23, 2015,
PCT Pub. No. WO2014/066643, PCT Pub. Date May 1, 2014.
Claims priority of provisional application 61/718,051, filed on Oct. 24, 2012.
Prior Publication US 2015/0319919 A1, Nov. 12, 2015
Int. Cl. A01C 7/04 (2006.01); A01C 7/20 (2006.01); A01C 7/12 (2006.01); A01C 15/00 (2006.01)
CPC A01C 7/127 (2013.01) [A01C 7/046 (2013.01); A01C 7/208 (2013.01); A01C 15/006 (2013.01)] 25 Claims
OG exemplary drawing
 
1. An agricultural row unit for depositing seeds into a planting trench, comprising:
a row unit having a row unit frame;
a seed hopper pivotally mounted to the row unit frame, said seed hopper pivotable in a direction rearwardly away from a forward direction of travel of the row unit frame from a first position to a second position;
a seed meter in seed communication with said seed hopper; and
a seed conveyor configured to convey seeds from said seed meter to the planting trench;
wherein in said first position, said seed meter is in seed communication with said seed conveyor; and
wherein in said first position, said seed meter is in communication with a vacuum supply conduit; and
wherein in said second position, said seed meter is separated from said vacuum supply conduit.