| 摘要 |
<p>The invention relates to a valve including an annular body (1) having a groove (2) on each side surface thereof, resin (6) contacting the inner surface of the body (1), and a sealing ring (3), and having spikes (4) on the outer surface thereof and lugs (5) penetrating into the grooves (2), and a rotatably mounted throttle valve (10). The body has at least two radial through-holes (7), the inner surface of the resin (6) has notches (13), the shape of which matches that of the spikes (4), and the outer surface of the ring (3) is coated with a film (9) of a mold release agent.</p> |
