US 12,473,039 B2
Vehicle cab systems and methods
Jon Zeamer, Oshkosh, WI (US); Greg Steffens, Oshkosh, WI (US); Jon Branson, Oshkosh, WI (US); Jeremy Andringa, Oshkosh, WI (US); Ryan Wolf, Oshkosh, WI (US); Sam Mueller, Oshkosh, WI (US); Amanda Miller, Oshkosh, WI (US); Jeff Verhagen, Oshkosh, WI (US); Travis Zuleger, Oshkosh, WI (US); and Josh Gentner, Oshkosh, WI (US)
Assigned to Oshkosh Corporation, Oshkosh, WI (US)
Filed by Oshkosh Corporation, Oshkosh, WI (US)
Filed on Nov. 15, 2022, as Appl. No. 17/987,098.
Claims priority of provisional application 63/280,360, filed on Nov. 17, 2021.
Prior Publication US 2023/0150584 A1, May 18, 2023
Int. Cl. B62D 33/06 (2006.01)
CPC B62D 33/06 (2013.01) 20 Claims
OG exemplary drawing
 
1. A vehicle comprising:
a chassis coupled to a wheel, the chassis including a first portion, a second portion, and a transition portion disposed between the first portion and the second portion, wherein the first portion is disposed at a same elevation as the second portion and the transition portion such that the first portion, the second portion, and the transition portion are coplanar along a length of the chassis;
a cab supported by the first portion of the chassis, the cab including:
a tunnel configured to at least partially receive the first portion of the chassis; and
a seat supported within an interior of the cab and including a seat support and a backrest, wherein an uppermost surface of the tunnel is arranged at a tunnel height that is lower than a support height of the seat support;
and
a body supported by the second portion of the chassis,
wherein the first portion of the chassis includes a frame extension or an inward-offset frame rail configuration and the second portion of the chassis comprises a first frame rail and a second frame rail, and
wherein the first portion of the chassis is narrower in width than the second portion of the chassis and the transition portion is oriented at an angle to couple the first portion with the second portion.