US 2013/0240281 A1 · SADDLE-TYPE VEHICLE

Abstract

A saddle-type vehicle is provided with: a seat on which a driver sits; a fuel tank positioned in front of the seat; an engine positioned below the fuel tank and having a crankcase and a cylinder projecting upward from a front of the crankcase; and a fuel vapor passage that is connected to the fuel tank and emits evaporated fuel in the fuel tank to an outside of the fuel tank. At least a part of the fuel vapor passage passes behind the cylinder. The fuel vapor passage is connected to the crankcase at a portion in a rear side of the cylinder and opens toward oil in the engine.

Claims8

Dependent claims

A saddle-type vehicle comprising:

a seat on which a driver is seated;
a fuel tank disposed in front of the seat;
an engine disposed below the fuel tank and including a crankcase and a cylinder protruding upward from a front portion of the crankcase;
and
a fuel vapor passage connected to the fuel tank and configured to discharge evaporated fuel in the fuel tank to an outside of the fuel tank,
wherein at least a part of the fuel vapor passage passes behind the cylinder, and the fuel vapor passage is connected to the crankcase at a portion in a rear side of the cylinder and opens toward oil in the engine.

3 more elements

Dependencies are inferred from the claim text.

Facts

Application

13/988,370Filed 14 Nov 2011

Priority

JP 2010-26249925 Nov 2010

Published

19 Sep 2013

Term ends

Not estimatedThe source records don’t support an estimate.

Classification8 codes

F02M 25/089
Adding fuel vapours drawn from engine fuel reservoir: layout of the fuel vapour installation
B62J 37/00
Arrangements of fuel supply lines, taps, or the like, on motor cycles
B62K 11/00
Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
B62K 11/04
Frames: characterised by the engine being between front and rear wheels

Saddle-type vehicle

Life of this patent

Saddle-type vehicle

Life of this patent

Abstract

Claims8