T-rotor pump is one of the gear pump comprises a pair of inner and outer
rotor contacting inside and outside and covers wide range from low to
high rpm(500∼3000RPM) since it rotates on one point contact rolling movement.
And it's superior to other volumetric pump on high machine and volume
efficiency and advantage in manufacturing price and productivity. It may
applied to machine tool, locomotive, lubrication and hydraulic boiler,