US 12,268,114 B2
Hinged agricultural equipment
David L. Steinlage, Centralia, KS (US); Jeremy Nefzger, Alleman, IA (US); Luc Janelle, Ankeny, IA (US); Trond A. Svidal, Crestwood, KY (US); and Padmanabh Limaye, Bengaluru (IN)
Assigned to DEERE & COMPANY, Moline, IL (US)
Filed by DEERE & COMPANY, Moline, IL (US)
Filed on Aug. 26, 2021, as Appl. No. 17/412,647.
Prior Publication US 2023/0065279 A1, Mar. 2, 2023
Int. Cl. A01B 73/06 (2006.01); A01B 33/08 (2006.01); A01C 7/08 (2006.01)
CPC A01B 73/06 (2013.01) [A01B 33/08 (2013.01); A01C 7/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Mobile agricultural equipment, comprising:
a main frame defining a track;
a wing frame having a roller rotatably mounted thereon; and
a hinge mechanism movably coupling the main frame with the wing frame such that the wing frame is movable relative to the main frame between a first orientation and a second orientation, the hinge mechanism comprising:
a sub-hinge plate pivotably coupled with the main frame;
a first link pivotably coupled to each of the wing frame and the sub-hinge plate; and
a second link pivotably coupled to each of the wing frame and the sub-hinge plate;
wherein the roller is configured to travel along the track during a portion of a movement of the wing frame between the first orientation and the second orientation to thereby provide support for the wing frame; and
wherein the wing frame, the sub-hinge plate, the first link, and the second link define a closed four bar linkage.