| 摘要 |
<p>The invention relates to a control unit for the delivery of hot and cold water in mixer valves having two overlapping plates (11, 12) one of which is fixed and the other movable on the fixed one and in which the fixed plate has an outlet hole or opening (17) made from a semicircular side (17a) placed between two arched water inlet holes or openings (15, 16) with its centre being in the centre of the fixed plate and a side which extends and widens in a fan-shape in the other half of the fixed plate, symmetrically in respect to the axis of said plate passing through said two arched holes or openings. <IMAGE></p> |
