Assertion: milking machine's teat cup | /r/HasProperty | air distributing device
Facets:
Source sentences:
text: In a milking machine having a milk receptacle, a power unit constituting a cover for said receptacle comprising a housing, an electric motor supported within and adjacent to the upper end of said housing having a vertically arranged shaft, means rotatably supporting said shaft in said housing, an air inlet in said housing concentrically positioned about the upper end of said shaft, a squirrel cage rotor for said motor having spokes of a construction to move air through said inlet into said housing, with said air acting to' cool said motor and being heated thereby, an air chamber in said housing having a sub-atmospheric pressure therein, a milk connection and an .air connection on said housing adapted to be connected with a teat cup, an air distributing device including a rotatable passaged member for alternately distributing air from said housing and said air chamber to said air connection, means connecting said shaft with said rotatable member, a milk passage means connecting said milk connection with said receptacle, a rotary suction pump driven from said shaft, supported at the bottom end of said housing and positioned within said receptacle, an air passage means arranged about a portion of the periphery of said pump, an inlet for said pump open to one end of said air passage means, and means fluid connecting the other end of said passage means with said air chamber and with said receptacle, with the air flowing through said air passage means acting to cool said pump.