Patent ID: 7048848
Filing Date: 2006-05-23
Classification: B01D,Y10S

Abstract:
1. A hybrid oil filter assembly comprising: a housing forming a first oil flow path and a second oil flow path; a first oil filter element for filtering particles having a first minimum size, said first oil filter element being located in the first oil flow path; and a second oil filter element that surrounds said first oil filter element along a portion of the length thereof, said second oil filter element being located in said second oil flow path for filtering particles having a second minimum size that is smaller than said first minimum size, wherein oil in said first oil flow path that has been filtered by said first oil filter element and oil in said second oil flow path that has been filtered by said second oil filter element, but not filtered by said first filter, first begin to mix together within a void contained within said first oil filter element before being discharged from said hybrid oil filter assembly.