Patent ID: 8146545
Filing Date: 2012-04-03
Classification: B01D,F01M

Abstract:
1. An oil-collecting can for a filter cartridge, comprising: a cylindrical side wall having an upper axial edge defining an open top, a lower axial edge, an interior surface and an exterior surface; a bottom wall having a radially-outer edge that transitions from the lower edge of the side wall, a radially-inner edge that defines an opening, an upper surface, and lower surface; a plurality of capillary ribs circumferentially arranged around the side wall, the ribs each having a ceiling transitioning into the upper axial edge of the cylindrical side wall, a floor transitioning into the lower axial edge of the cylindrical side wall, a capillary rib interior surface projecting radially inward from the interior surface of the cylindrical side wall, and a capillary rib exterior surface; a set of pedestals arranged on the upper surface of the bottom wall, each pedestal including a top platform and a skirt extending upward from the bottom wall and elevating the platform above; and an outlet pipe having an upper axial edge transitioning from the radially-inner edge of the bottom wall, a lower axial edge defining an oil-outlet port, an interior surface and exterior surface.