| 摘要 |
<p>PROBLEM TO BE SOLVED: To manufacture a constant flow valve with high versatility and at low costs while making a flow of fluid flowing through a fluid passage smooth.SOLUTION: A constant flow valve 100 comprises: a cylindrical body case 10 having a fluid passage 50 inside which fluid flows in an axial direction; a columnar valve body 20 formed of sintered metal and arranged in the fluid passage 50; and a valve body holding body 30 arranged in the fluid passage 50 coaxially with the valve body 20 so that it is positioned on an inflow side FI of fluid to the valve body 20, and pressing and holding the valve body 20. The valve holding body 30 has a circulation hole 31 penetrating at a center in an axial direction, and the fluid flowing in the fluid passage 50 through the circulation hole 31 is made to flow inside the valve body 20.</p> |
