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US 11,897,578 B2Granted
Snow vehicle
AssigneePolaris Industries Inc.
InventorsAllen M. Mangum, Jimmy D. Brooks
Life of this patent
Estimating the term…
Abstract
A snow vehicle is disclosed comprising a uni-body frame having a forward engine compartment, a propulsion unit coupled to the frame, and a front ski steered by a steering mechanism. The snow vehicle has a chain coupling the sprocket of the propulsion unit located outside of the frame and directly coupled to the belt drive.
Claims19
A snow vehicle, comprising:
- a vehicle frame extending along a longitudinal centerline;
- a seat supported by the vehicle frame;
- a powertrain assembly supported by the vehicle frame and comprising an engine operably coupled to a transmission;
- a fuel tank fluidly coupled to the engine;
- an exhaust assembly fluidly coupled to the engine and including at least a muffler and an exhaust conduit extending between a portion of the engine and the muffler, the muffler positioned completely rearwardly of the seat, and a portion of the muffler vertically overlaps a portion of the fuel tank, and at least a portion of the engine, the fuel tank, and the muffler are longitudinally aligned with each other;
- a rear suspension assembly comprising at least a tunnel;
- and
- a drive belt operably coupled to the powertrain assembly.
5 more elements
A snow vehicle, comprising:
- a vehicle frame extending along a longitudinal centerline;
- a powertrain assembly supported by the vehicle frame and comprising an engine operably coupled to a transmission;
- a fuel tank fluidly coupled to the engine, and each of the fuel tank and the transmission intersect the longitudinal centerline;
- an exhaust assembly fluidly coupled to the engine and including at least a muffler and an exhaust conduit extending between a portion of the engine and the muffler;
- a rear suspension assembly comprising at least a tunnel;
- and
- a drive belt operably coupled to the powertrain assembly, and the tunnel is configured to vertically separate the drive belt from the fuel tank and the muffler, wherein the transmission comprises a transmission output, and the transmission output is forward of the fuel tank.
4 more elements
A snow vehicle, comprising:
- a vehicle frame extending along a longitudinal centerline;
- a seat supported by the vehicle frame;
- a powertrain assembly supported by the vehicle frame and an engine operably coupled to a transmission;
- a fuel tank fluidly coupled to the engine;
- a gear shifter linkage operably coupled to the transmission;
- an exhaust assembly fluidly coupled to the engine and including at least a muffler and an exhaust conduit extending between a portion of the engine and the muffler;
- a rear suspension assembly comprising at least a tunnel, and the tunnel includes at least an upper surface, a first side, and a second side;
- and
- a drive belt operably coupled to the powertrain assembly at a transmission output, and an envelope is defined between the upper surface of the tunnel, the first side of the tunnel, the second side of the tunnel, and an upper surface of the seat, and at least a portion of the exhaust conduit is positioned within the envelope, and a portion of the gear shifter linkage is positioned rearwardly of the transmission output, wherein a forward extent of the fuel tank is positioned rearwardly of the forward extent of the seat.
6 more elements
Dependencies are inferred from the claim text.