| 摘要 |
<p>A roller pump comprises a pump housing (1) having a cylindrical inner surface (3), a rotor (4) fixed to a drive shaft (5) placed at the central portion of said pump housing (1), rollers (6) provided around said rotor (4) and a driver (20) for driving said drive shaft (5) through a reduction gear (9), said rollers (6) pressing an elastic tube (10) installed between said rollers (6) and said inner surface (3) of said pump housing (1) toward said inner surface (3) to transfer a liquid in said elastic tube (10) in a direction, being rotated by said rotor (4) to move the place where said rollers (6) press said elastic tube (10), wherein said pump housing (1) and said reduction gear (9) are integrated into one body and an output shaft of said reduction gear (9) is fixed to said drive shaft (5) of said rotor (4). <IMAGE></p> |
