| 摘要 |
<p>The invention discloses a hot and cold water mixer valve comprising a valve body (11,42), incorporating means to adjust the flow and vary the mixer ratio of the two types of water and provided with a pressure piston balancer (16) positioned coaxially between at least one part of the valve body and an external jacket (14). This jacket has separate radial inlet passages (27,28) for hot and cold water to be mixed which communicate with corresponding lateral feed openings in the valve body through the piston balancer in reply to the pressure variations of one or other of the types of water.</p> |
