Fuel injection system for a saddle ride type four-wheel vehicle
First Claim
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1. A saddle ride four-wheel all-terrain vehicle having an electronic control fuel injection system in a fuel supply system for an air-cooled engine mounted thereon, said vehicle comprising:
- a pair of front wheels having a rotational center axis defined therebetween;
a vehicle body frame including left-right pairs of upper pipes and lower pipes disposed at upper and lower portions of the body frame and extending in the front-rear direction of the vehicle;
a fuel tank disposed above a front side portion of the upper pipe of the vehicle frame;
a cooling fan for blowing air to the engine is located below the upper frame and between the rotational axis of the front wheels and the engine;
a fuel sump portion provided at a bottom center portion of the fuel tank and extending to a space located beneath the upper pipes of the vehicle frame and behind the cooling fan in the rear direction of the vehicle;
a fuel pump disposed on a rear side of the vehicle relative to the rotational center axis of front wheels and on a front side of the vehicle relative to said engine, anda throttle body is disposed on a rear side of a cylinder head of said engine, wherein the fuel sump portion is approximately V-shaped in vehicle body side view and in vehicle body front view,the fuel pump is disposed between the cooling fan and said engine, andsaid engine is a traverse layout engine.
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Abstract
A saddle ride type four-wheel vehicle includes an electronic control type fuel injection system in a fuel supply system for an engine mounted thereon, wherein a fuel pump is disposed on the rear side relative to the rotational center axis of front wheels and on the front side relative to the engine.
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Citations
3 Claims
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1. A saddle ride four-wheel all-terrain vehicle having an electronic control fuel injection system in a fuel supply system for an air-cooled engine mounted thereon, said vehicle comprising:
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a pair of front wheels having a rotational center axis defined therebetween; a vehicle body frame including left-right pairs of upper pipes and lower pipes disposed at upper and lower portions of the body frame and extending in the front-rear direction of the vehicle; a fuel tank disposed above a front side portion of the upper pipe of the vehicle frame; a cooling fan for blowing air to the engine is located below the upper frame and between the rotational axis of the front wheels and the engine; a fuel sump portion provided at a bottom center portion of the fuel tank and extending to a space located beneath the upper pipes of the vehicle frame and behind the cooling fan in the rear direction of the vehicle; a fuel pump disposed on a rear side of the vehicle relative to the rotational center axis of front wheels and on a front side of the vehicle relative to said engine, and a throttle body is disposed on a rear side of a cylinder head of said engine, wherein the fuel sump portion is approximately V-shaped in vehicle body side view and in vehicle body front view, the fuel pump is disposed between the cooling fan and said engine, and said engine is a traverse layout engine. - View Dependent Claims (2, 3)
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Specification