Patent ID: 7334847
Filing Date: 2008-02-26
Classification: B01D,B60T,Y10T

Abstract:
1. A reservoir for an air supply system for a vehicle air braking system, said reservoir comprising: a plurality of wall portions defining a supply or service chamber and a purge chamber in said reservoir; a passage member defining a passage extending through said purge chamber, a first end of said passage member defining a port in a first wall portion, included in the plurality of wall portions, for establishing fluid communication between said reservoir and the air supply system and a second end of said passage member defining an opening in a second wall portion, included in the plurality of wall portions; a delivery valve in said passage; and a purge passageway in said passage member between said delivery valve and said port providing fluid communication between said air supply system and said purge chamber, whereby said passage member provides fluid communication to both of said purge chamber and said supply or service chamber.