| 摘要 |
<p>One port (12) and other ports (13a, 14b) communicated with each other via valve holes (41a, 41b) are provided in a valve housing (10), and valve seat surfaces (42a, 42b) are formed at end parts of the respective ports. Valve bodies (51a, 51b) operated to a state of releasing and a state of opening/closing the valve holes (41a, 41b) are provided to a valve shaft (21) which penetrates through the valve holes, and a line contact part for supporting the valve shaft (21) is provided extending in the axial direction on inside surfaces of each of the valve holes (41a, 41b).</p> |
