Patent ID: 8048179
Filing Date: 2011-11-01
Classification: F02M

Abstract:
1. An air cleaner for a motor vehicle, comprising: a housing having an air inlet opening, an air outlet opening, a secondary air inlet opening and at least one peripheral wall defining a chamber therein; an air filter element received into said chamber and separating said air inlet opening from said air outlet opening; a vacuum actuated valve provided in said secondary air inlet opening and in communication with a secondary air portion of a dirty face of said filter element, said valve configured and adapted to change from a closed to an open state when a vacuum in said housing increases to a predetermined vacuum value and to close when said vacuum decreases below said predetermined value; wherein said air inlet opening communicates with a primary air portion of said dirty air face of said filter element; wherein said air outlet opening communicates with a clean air face of said filter element, a partition extending between said at least one peripheral wall and said dirty air face of said filter, said partition dividing said dirty air face into said primary air portion and said secondary air portion, said partition substantially blocking airflow between said primary and secondary air portions, wherein said vacuum actuated valve includes