| 摘要 |
<p>The invention relates to a compensation device (2) configured to attenuate the pressure variations in an ink in a printing head (3). The compensating device (2) includes: a first compensation chamber (4) provided with a bottom (4a), an outlet orifice (6) extending through the bottom (4a), and an inlet orifice (5) opposite the bottom (4a); a second compensation chamber (7) provided with a bottom (7a), an inlet orifice (8) extending through the bottom (7a), and an outlet orifice (9) opposite the bottom (7a); vent means (10) to allow the outflow of the air contained in the compensation chambers (4, 7). The vent means (10) comprise: a first opening (11) in the first compensation chamber (4); a second opening (12) in the second compensation chamber (7), placed in a lower position with respect to the first opening (11); an intermediate chamber (13) that places the first opening (11) and the second opening (12) in communication with each other.</p> |
