US 11,745,959 B2
Agricultural vehicle pneumatic distribution system
Stanley R. Borkgren, Geneseo, IL (US)
Assigned to Deere & Company, Moline, IL (US)
Filed by Deere & Company, Moline, IL (US)
Filed on Feb. 2, 2021, as Appl. No. 17/165,526.
Application 16/554,761 is a division of application No. 15/950,497, filed on Apr. 11, 2018, granted, now 10,457,500, issued on Oct. 29, 2019.
Application 15/950,497 is a division of application No. 14/861,374, filed on Sep. 22, 2015, granted, now 9,969,569, issued on May 15, 2018.
Application 17/165,526 is a continuation of application No. 16/554,761, filed on Aug. 29, 2019, granted, now 10,941,008.
Prior Publication US 2021/0229937 A1, Jul. 29, 2021
Int. Cl. A01C 7/08 (2006.01); B65G 53/04 (2006.01); A01C 15/04 (2006.01)
CPC B65G 53/04 (2013.01) [A01C 7/082 (2013.01); A01C 15/04 (2013.01); A01C 7/081 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A distribution system for distributing material, the distribution system comprising:
an air source having an outlet; and
an air flow assembly proximate the outlet of the air source and comprising a plurality of inlet ports configured to receive air, from the air source, for a plurality of distribution lines configured to convey the material, wherein
a first inlet port, of the plurality of inlet ports, has a first fixed cross-sectional area configured to receive air for a first distribution line of the plurality of distribution lines,
a second inlet port, of the plurality of inlet ports, has a second fixed cross-sectional area configured to receive air for a second distribution line of the plurality of distribution lines, and
the second fixed cross-sectional area is different than the first fixed cross-sectional area.