Patent ID: 7293527

Claim:
A vent plug for a milking liner; the vent plug comprising: a vent plug body defining a vent passage and a common vent chamber; the vent passage having an outlet adapted to be disposed inside the milking liner when the vent plug is installed in the milking liner; the vent passage having a plurality of inlets adapted to be disposed outside the milking liner when the vent plug is installed in the milking liner; the vent plug body including an overhang that is disposed outside the milking liner when the vent plug is installed in the milking liner; the overhang defining the inlet of the vent passage; the overhang defining the plurality of inlets; each of the plurality of inlets being in fluid communication with the vent passage and the outlet of the vent passage; the common vent chamber being in fluid communication with each of the plurality of inlets and the outlet; wherein the inlet and common vent chamber are configured to turn the airflow entering the vent plug body 180 degrees; and the inlet being disposed between a portion of the vent plug body and the outlet of the vent passage.