| 摘要 |
<p>The present invention relates to small ceramic plates for cartridges of hydraulic mixers with single control whose small plates, a fixed one 15 and a movable one 18, have a frictional engagement relationship between their two contacting surfaces 13, 9. These small ceramic plates are characterised in that they are endowed with a groove 12 and notches 20 obtained on the aforementioned surfaces 13, 9 and they comprise a cavity or first mixing chamber 19 endowed with a very rough bottom surface 21. <IMAGE></p> |
