US Patent:
20110167774, Jul 14, 2011
Inventors:
Peter K. Herman - Stoughton WI, US
Ashwin K. Koleshwar - Stoughton WI, US
Glenn B. Schneider - Evansville WI, US
Arun Janakiraman - Madison WI, US
Vinay Joshi - Pune, IN
Srikanth Varaganti - Verona WI, US
Bradley Smith - Columbus IN, US
Assignee:
CUMMINS FILTRATION IP INC. - Minneapolis MN
International Classification:
B01D 45/08
F16L 9/00
Abstract:
A drain tube for an air-oil separator system, the tube being configured vertically in the system, the tube having an upper opening for receiving oil separated from air in the system, and a lower opening for releasing oil separated from air in the system, wherein the upper opening has a horizontal cross-sectional area that is greater than a horizontal cross-sectional area of the lower opening.