| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a liquid feeder achieving arrangement of pumps in a small space even if the number of pumps is increased and arranged according to a change in the number of supply portions, and to achieve the liquid feeder achieving the arrangement of the pumps in the small space by a simple structure without using a complicated mechanism. <P>SOLUTION: This liquid feeder includes: a liquid retaining casing 110 including one or more stackable ring-shaped sidewalls 112, a plurality of pumps 120 provided over substantially the whole periphery of the ring-shaped sidewalls, and a piston driving force transmission shaft 130 arranged to be vertically passed through the center of a liquid retaining area surrounded by the ring-shaped sidewalls and rotated around a shaft to thereby sequentially transmit driving force to the pistons 121 of the plurality of pumps arranged. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
