Patent ID: 7360620
Filing Date: 2008-04-22
Classification: B62K

Abstract:
1. An engine mounting structure of a low floor type vehicle comprising: right and left low floors forming step floors for putting a rider's feet on, a longitudinal V-type engine mounted below the low floors, the V-type engine including a crankcase, a center cover that covers the V-type engine, and a body frame comprising a head pipe, right and left upper frames extended backward and downward from the head pipe, right and left down frames extended downward from the head pipe and coupled to a front of the crankcase of the V-type engine, wherein the body frame is a diamond type frame suspending the V-type engine; right and left low floor supporting frames fixed to lower parts of the right and left down frames, respectively, and the right and left low floors are supported by the right and left low floor supporting frames, respectively; wherein the longitudinal V-type engine further comprises a front cylinder and a rear cylinder, with the rear cylinder between the right and left upper frames, wherein a banking angle between the front cylinder and the rear cylinder of the V-type engine is equal to or greater than about 90°, the V-type engine is arranged with a bisector of the banking angle extending through the head pipe of the body frame, a fuel tank and an air intake system, wherein the air intake system is between the cylinders and the fuel tank is arranged above the intake system, and a seat, and a straddling space formed between a front side of the seat and a rear side of the fuel tank and above the right and left upper frames to permit a rider to straddle the vehicle.