US 9,807,923 B2
Seed characteristic sensor
Matthew J. Wilhelmi, Parnell, IA (US); Courtney N. Achen, Iowa City, IA (US); and Marvin Bachman, Marengo, IA (US)
Assigned to Kinze Manufacturing, Inc., Williamsburg, IA (US)
Filed by KINZE MANUFACTURING, INC., Williamsburg, IA (US)
Filed on Aug. 15, 2014, as Appl. No. 14/460,680.
Application 14/460,680 is a continuation of application No. 13/234,483, filed on Sep. 16, 2011, granted, now 8,843,281.
Claims priority of provisional application 61/384,155, filed on Sep. 17, 2010.
Prior Publication US 2014/0352587 A1, Dec. 4, 2014
This patent is subject to a terminal disclaimer.
Int. Cl. A01C 7/10 (2006.01); A01C 7/12 (2006.01); A01C 21/00 (2006.01); G01N 21/17 (2006.01)
CPC A01C 7/128 (2013.01) [A01C 7/105 (2013.01); A01C 21/00 (2013.01); G01N 21/17 (2013.01); Y10S 111/903 (2013.01); Y10S 111/904 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A row unit of an agricultural planter, the row unit comprising:a seed meter comprising:
a. a housing defining a chamber with a seed chute extending from a portion thereof;
b. a seed disc rotatably coupled to the housing and at least partially positioned within the chamber, wherein the seed disc is adapted to engage a seed; and
c. a sensor positioned at the seed meter that is configured to sense a seed characteristic of a seed before the seed leaves the seed chute; and
a seed tube separate from and extending from a terminal portion of the seed chute of the seed meter, wherein the seed is sensed by the sensor prior to entering the seed tube.