Patent ID: 6290843
Filing Date: 2001-09-18
Classification: B01D,F01M

Abstract:
An arrangement for filtering recirculating transmission oil, comprising:an upper sump made of plastic material and having a concave portion with a first floor having a major opening therethrough, a side wall and peripheral attaching arrangement extending laterally from the side wall and adapted to mount the upper sump to a transmission;a lower sump made of plastic material and attached only to the first floor of the upper sump, the lower sump being concave and having a second floor underlying the major opening through the upper sump;a filter element disposed in the major opening for filtering transmission oil pooled in the upper sump as the transmission oil flows through the opening to the lower sump; anda return pump inlet communicating with the lower sump and adapted to connect to the inlet of a suction pump for recirculating transmission oil to a transmission after the transmission oil has been filtered by the filter element.