| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink supply pump capable of suppressing an increase in an ink consumption during ejection recovery, and to provide an inkjet recording device including the ink supply pump.SOLUTION: An ink supply syringe 11 includes: a cylinder 13; a piston 15 capable of being extruded and withdrawn while being inserted into the cylinder 13; an ink suction path 17 where ink is sucked by the withdrawing operation in a space S surrounded by the cylinder 13 and the piston 15; an ink extrusion path 19 where air remaining in the space S is discharged from the space S through the extrusion operation; and an ink extrusion path 21 where ink is extruded from the space S through the extrusion operation to supply ink to a recording head 45. |
