GEAR PUMP AND PRINTER INCLUDING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a gear pump etc. having a structure which enables a bearing portion pivotally supporting a driving gear shaft and a bearing portion pivotally supporting a driven gear shaft to be accurately formed and aligned to each other.SOLUTION: A gear pump 1 includes a pump casing 9 and a gear assembly 8 housed in the pump casing 9, and is used to send a fluid. The gear assembly 8 includes: a driving gear 12; a driven gear 13 which engages with the driving gear 12; a driving gear shaft 14 to which the driving gear 12 is pivotally mounted; a driven gear shaft 15 to which the driven gear 13 is pivotally mounted; and a bearing frame 11 which pivotally supports the driving gear shaft 14 and pivotally supports the driven gear shaft 15.SELECTED DRAWING: Figure 3