| 摘要 |
<p>PURPOSE: A metal seal is provided to equalize the pressure of contacting surface along the entire circumference, thereby securely reducing the leakage of the fluid in the entire seal. CONSTITUTION: A metal seal (1) has a curved section (10) and a straight section (20) and has an annual shape that is xenomorphic and closed. The central portion (M1) of curved section and the central portions (M2) of straight portion are differently formed.</p> |
