US 11,980,180 B2
Pendulum boom suspension
Garry E. Baxter, Ankeny, IA (US); Daniel J. Koenen, Ankeny, IA (US); Jacob J. Schultes, Urbandale, IA (US); Brenden L Stephens, Urbandale, IA (US); and Micah E. Johnson, Ankeny, IA (US)
Assigned to Deere & Company, Moline, IL (US)
Filed by Deere & Company, Moline, IL (US)
Filed on Feb. 22, 2021, as Appl. No. 17/181,274.
Claims priority of provisional application 62/985,060, filed on Mar. 4, 2020.
Prior Publication US 2021/0274770 A1, Sep. 9, 2021
Int. Cl. A01M 7/00 (2006.01); A01C 23/00 (2006.01); B05B 1/20 (2006.01); B05B 15/62 (2018.01)
CPC A01M 7/0053 (2013.01) [A01C 23/008 (2013.01); A01M 7/0082 (2013.01); B05B 1/20 (2013.01); B05B 15/62 (2018.02)] 20 Claims
OG exemplary drawing
 
17. A frame system for a boom sprayer, comprising:
a fixed central frame operably connected to a boom sprayer vehicle;
a suspended frame, operably connected to a pair of boom sprayer wings on either side to form a suspended portion, the suspended frame comprising a pivot point disposed above a center of gravity of the suspended portion;
a suspended coupler fixedly engaged with the suspended frame at the pivot point, the suspended coupler comprising a bearing operably, pivotably engaged with the fixed central frame to allow the suspended frame to pivot in yaw, roll, and pitch axes with respect to the fixed central frame;
a pair of connecting links respectively coupled with the suspended frame at opposing bottom corners and extending forward and coupled with the fixed frame to control yaw pivot and/or pitch pivot of the suspended frame; and
a pair of dampers respectively coupled between the suspended frame and a central bottom portion of the fixed frame to control roll pivot of the suspended frame.