| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sealing ring molding mold which is improved in the mold releasing properties of the mold surface and can be prevented from being contaminated. <P>SOLUTION: The sealing ring molding mold is constituted of a movable mold 10 composed of a block 12a and a block 12b and a fixed mold 20 composed of a block 22a and a block 22b. A hard carbon membrane C of 1-5 μm thickness is formed on each surface of the movable and fixed molds 10 and 20. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
