An embodiment of a gear pump arrangement includes a first gear defining a first set of teeth; and a second gear defining a second set of teeth, the first set of teeth and the second set of teeth being in meshed communication such that fluid is pumped in response to rotation of the first gear and the second gear, at least one of the first set of teeth and the second set of teeth having at least one gear tooth passageway through each tooth thereby fluidically connecting opposing faces of the tooth.
Gear pump
2018-04-17
Patent
Electronic Resource
English