| 摘要 |
<p>PROBLEM TO BE SOLVED: To change the direction of a branch port. SOLUTION: A valve body 2 is divided into an upstream part 2A including an inlet 21 and the branch port 25, and a downstream part 2B including a valve element 6 and an outlet 22. The upstream part 2A and the downstream part 2B are rotatably connected.</p> |
