| 摘要 |
<p>Colorant fluid dispensing device (1) for dispensing multiple colorant fluids, comprising more than one fluid container (2) at least one dispenser outlet (3), wherein the fluid containers are in fluid connection with the at least one dispenser outlet via pumping means (4) the pumping means comprises more than one piston pump (5), each piston pump comprises a central pump tube (15) in which a piston (20) is provided with a piston rod (21) for moving the piston inside the central pump tube, the colorant fluid dispensing device further comprises driving means (36) for moving the piston rods of said piston pumps, control means (38) for controlling the driving means, and the driving means comprises a movable selector (37) configured to engage the piston rods of a selection.</p> |
