US 12,325,305 B2
Power-split axle drive and agricultural vehicle
Jens Letscher, Albessen (DE); Axel Flemming, Limburgerhof (DE); and Decho Botev, Mannheim (DE)
Assigned to DEERE & COMPANY, Moline, IL (US)
Filed by DEERE & COMPANY, Moline, IL (US)
Filed on Oct. 24, 2022, as Appl. No. 18/048,891.
Claims priority of application No. 22152192 (EP), filed on Jan. 19, 2022.
Prior Publication US 2023/0226902 A1, Jul. 20, 2023
Int. Cl. B60K 6/365 (2007.10); B60K 6/52 (2007.10); B60K 17/344 (2006.01); B62D 49/06 (2006.01); F16H 37/08 (2006.01); A01B 76/00 (2006.01); B60K 17/28 (2006.01); B60K 25/00 (2006.01)
CPC B60K 6/365 (2013.01) [B60K 6/52 (2013.01); B60K 17/344 (2013.01); B62D 49/06 (2013.01); F16H 37/0806 (2013.01); A01B 76/00 (2013.01); B60K 17/28 (2013.01); B60K 2025/005 (2013.01); B60Y 2200/92 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A power-split axle drive for an agricultural vehicle, comprising:
a first additional drive element;
a first vehicle axle;
a second vehicle axle;
a primary drive element for providing a torque which via a first shaft is able to be transmitted to a primary transmission, the primary transmission being connected to the second vehicle axle, and at least the second vehicle axle via the primary transmission being drivable by the torque of the primary drive element, and the power-split axle drive having a power-splitting transmission, the power-splitting transmission being connected to the second vehicle axle and the primary transmission and via a second shaft being connected to the first vehicle axle, and the first additional drive element being able to be connected to the power-splitting transmission, wherein a first switching element is disposed on the second shaft; and
a layshaft, a second switching element, a second gear set, and a third gear set, the first additional drive element via the second switching element being able to be connected to the layshaft, and the first additional drive element via the second gear set being connected to the second switching element, and the layshaft via the third gear set being connected to the power-splitting transmission.