US 12,330,738 B2
Off-road vehicle
Derek Sorenson, Thief River Falls, MN (US); Lucas Purcell, Grand Forks, ND (US); Ethan R. Klaphake, Royalton, MN (US); Jens T. Pearson, Grand Forks, ND (US); Brent Gilge, Bemidji, MN (US); Chuck Simenson, Thief River Falls, MN (US); Christopher J. Evans, Warren, MN (US); Gayland Jensen, Thief River Falls, MN (US); Todd MacDonald, Balderson (CA); and Ira Johnson, Thief River Falls, MN (US)
Assigned to Arctic Cat Inc., Thief River Falls, MN (US)
Filed by Arctic Cat Inc., Thief River Falls, MN (US)
Filed on Nov. 18, 2021, as Appl. No. 17/529,725.
Claims priority of provisional application 63/115,526, filed on Nov. 18, 2020.
Prior Publication US 2022/0153380 A1, May 19, 2022
Int. Cl. B62K 5/01 (2013.01); B62J 41/00 (2020.01); B62K 19/32 (2006.01); B62K 19/40 (2006.01)
CPC B62K 19/40 (2013.01) [B62J 41/00 (2020.02); B62K 5/01 (2013.01); B62K 19/32 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An offroad vehicle, comprising:
a frame including a front end and a rear end;
an engine connected to the frame, the engine including:
a front portion and a rear portion,
a single cylinder that extends vertically and rearwardly,
an air intake port disposed in the front portion of the engine and facing towards the front end of the frame, and
an exhaust port disposed in the rear portion of the engine facing towards the rear end of the frame;
an engine exhaust system including an engine exhaust tube fluidly connected to the exhaust port, the engine exhaust tube extending from the rear portion of the engine towards the rear end of the frame;
a drivetrain comprising:
a continuously variable transmission housing;
a drive clutch rotatably attached to the engine and positioned in the continuously variable transmission housing;
a driven clutch positioned rearward of the drive clutch, the driven clutch is rotatably coupled to the drive clutch with a belt, the driven clutch and the belt are positioned in the continuously variable transmission housing;
a straddle seat connected to the frame, the engine being disposed under the straddle seat;
a first foot support disposed on a first side of a longitudinal center plane of the offroad vehicle; and
a second foot support disposed on a second side of the longitudinal center plane.