| 摘要 |
<p>The present invention relates to a dispensing device for dispensing a liquid, in particular in foam form, comprising at least one piston pump having a cylinder (6) and a piston (8) which can move inside the cylinder (6) , the piston comprising a piston seal, by means of which the piston adjoins the cylinder in a substantially sealing manner. The invention is characterized in that the dispensing device is provided with a lubricant reservoir (17) for dispensing a lubricant in order for the area where the piston seal adjoins the cylinder to be lubricated in use.</p> |
