| 摘要 |
<p>The present invention relates to a balancing valve (1) for central heating plants, which comprises a valve body or cone (2), fastened to the one end of a spindle (3), guided in a top piece (4), the other end of the spindle supporting a handwheel (5), the cone being designed to be preadjusted before being finally adjusted against a seat, disposed in a valve housing. According to the invention the spindle (3) is threaded into the top piece (4) and is it connected to the handwheel (5) in a way, which transfers the rotational movement, via a dowel (43), which projects from the handwheel, the spindle with a blind hole (19) in its end (18) adjacent the handwheel being axially displaceably mounted on the dowel.</p> |
