Patent ID: 6273038
Filing Date: 2001-08-14
Classification: F01L,F02B

Abstract:
An intake system for an internal combustion engine having a plurality of cylinders that fire in a predetermined order, comprising:a first intake passage extending between a first intake port of a first one of the plurality of cylinders and a second intake port of a second one of the plurality of cylinders,wherein the first cylinder fires first in the predetermined order and the second cylinder fires second in the predetermined order,wherein the first cylinder includes a first distribution element,wherein during an intake phase of the first cylinder, the first distribution element directs intake air into the first intake port, andwherein, at the conclusion of the intake phase of the first cylinder, the first distribution element directs air to the second intake port via the first intake passage so that the air arrives at the second intake port during an intake phase of the second cylinder; anda final intake passage extending from an intake port of a final one of the plurality of cylinders to the first intake port, wherein the final cylinder fires last in the predetermined firing order,wherein the final cylinder includes a final distribution element andwherein, at the conclusion of an intake phase of the final cylinder, the final distribution element directs air to the first intake port via the final intake passage so that the air arrives at the first intake port during an intake phase of the first cylinder.