Patent ID: 6524088
Filing Date: 2003-02-25
Classification: F04C,Y10S

Abstract:
A gear pump comprising:a body; a bearing; a pair of gear rotors, said gear rotors being supported on said body through said bearing; a cover for preventing said bearing from being slipped out in the axial direction of said bearing, said cover being secured to said body; a temperature adjusting medium passage formed in said bearing; an inlet pipe provided on the axial outer end of said bearing, said inlet pipe being communicated with said temperature adjusting medium passage; an outlet pipe provided on the axial outer end of said bearing, said outlet pipe being communicated with said temperature adjusting medium passage; and an intermediate plate interposed between the axial outer end of said bearing and said cover, said intermediate plate being formed with a hole for inserting said input pipe and said outlet pipe therein, wherein said cover is provided with a guide portion having said inlet pipe and said outlet pipe loosely fitted therein to guide them to outside.