Gear pump

Details Gear pump Gear pump

F - Mech Eng,Light,Heat,Weapons

04

C

F04C 15/00 (2006.01) F04B 15/02 (2006.01) F04C 2/16 (2006.01)

Patent

CA 2703389

A gear pump having double-helical gears with bearing assembly seals and gear end seals which provided double seal interfaces between the pump cavity and bearing cups having disposed therein bearing assemblies for supporting pump shafts for rotation. The double seal interfaces preclude pumped fluid, particularly contaminated fluid including entrained abrasives from making contact with the bearing assemblies. An adjustable packing seal mechanism, a gear gap adjustment mechanism, a fluid pressure relief system, and pump heat exchanger features are also disclosed.

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