Patent ID: 6691649
Filing Date: 2004-02-17
Classification: F02B,F02F,F02M,Y02T

Abstract:
An internal combustion, two stroke engine, comprising:a housing defining a crankcase and a cylinder, wherein the cylinder is adapted to house a piston; at least two transfer ducts in communication between the crankcase and the cylinder, the two transfer ducts being symmetrically disposed about a plane bisecting the cylinder; at least two fuel injectors, each being disposed through a wall of respective transfer ducts, the fuel injectors being symmetrically disposed about the plane bisecting the cylinder and being positioned to inject fuel at least partially into the cylinder in a direction substantially tangentially to the cylinder; and a boost port in communication between the crankcase and the cylinder and disposed between the transfer ducts and the fuel injectors, the boost port being intersected by the plane bisecting the cylinder, wherein the transfer ducts and the fuel injectors are disposed symmetrically on either side of the boost port.