US 11,674,589 B2
Vehicle with gear and hydraulic cooling system
Alan D. Sheidler, Moline, IL (US); Curt A. Elpers, Coal Valley, IL (US); and Ryan S. Herlyn, Port Byron, IL (US)
Assigned to Deere & Company, Moline, IL (US)
Filed by Deere & Company, Moline, IL (US)
Filed on Aug. 30, 2019, as Appl. No. 16/557,443.
Prior Publication US 2021/0062909 A1, Mar. 4, 2021
Int. Cl. F16H 57/04 (2010.01); B60K 11/02 (2006.01); F01P 7/14 (2006.01); F15B 21/0423 (2019.01); F01P 7/16 (2006.01); F01P 5/10 (2006.01)
CPC F16H 57/0416 (2013.01) [B60K 11/02 (2013.01); F01P 7/165 (2013.01); F15B 21/0423 (2019.01); F16H 57/0412 (2013.01); F16H 57/0417 (2013.01); F16H 57/0436 (2013.01); F16H 57/0441 (2013.01); F16H 57/0467 (2013.01); F01P 2005/105 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A vehicle comprising:
a frame;
at least one traction device coupled to the frame for facilitating movement of the vehicle;
an implement coupled to the frame and configured to perform a work operation;
a gearbox;
a hydraulic system having a hydraulic reservoir; and
an oil cooling system configured to cool the gearbox and the hydraulic system, the oil cooling system including:
a first circuit for a cooling oil, the first circuit including the gearbox and a first oil-to-air cooler configured to cool the cooling oil from the gearbox;
a second circuit for the cooling oil, the second circuit including the hydraulic reservoir and a second oil-to-air cooler for cooling the cooling oil from the hydraulic reservoir; and
a crossover circuit including the gearbox and the hydraulic reservoir, the crossover circuit configured to exchange the cooling oil between the gearbox and the hydraulic reservoir to provide heat transfer between the first and second circuits.