US 12,250,897 B2
Removable roller with rotation indicator
Andrew W. Harmon, Davenport, IA (US)
Assigned to Deere & Company, Moline, IL (US)
Filed by Deere & Company, Moline, IL (US)
Filed on Oct. 30, 2020, as Appl. No. 17/085,829.
Prior Publication US 2022/0132726 A1, May 5, 2022
Int. Cl. A01C 7/10 (2006.01); A01C 15/00 (2006.01)
CPC A01C 7/102 (2013.01) [A01C 15/006 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A metering assembly for an agricultural implement, comprising:
a metering element comprising a plurality of compartments that operably meter out a target commodity at a predetermined rate;
a coupler disposed at a rear end of the metering assembly that operably engages with a motor to receive rotational power;
a shaft operably, fixedly engaged with the coupler and the metering element that rotates around a longitudinal axis to operably rotate the metering element;
a rear shaft fastener disposed at the rear end of the metering assembly, the rear shaft fastener selectably fastening the coupler with the shaft;
a front shaft shoulder disposed at a front end side of the metering element, and engaged with the metering element;
an indicator operably coupled with the shaft at a front end of the metering assembly, the indicator providing a visual indication of rotation of the shaft during rotation; and
a knob disposed at the front end of the metering assembly, the shaft operably, rotationally disposed inside the knob at the front end, wherein the knob selectably holds the metering assembly in the agricultural implement during operation.