| 摘要 |
The purpose of the present invention is to provide a mechanical seal with which it is possible to obtain excellent sealing properties, and which is inexpensive and easy to produce. According to the present invention, a mechanical seal (1) is characterized by being provided with a rotating ring (8) which is fixed to a rotating shaft, and a fixed ring (14) which is positioned facing the rotating ring and which is connected to an apparatus-side member through which the rotating shaft passes, and which has at least part of the surface of the fixed ring which faces the rotating ring made from a porous member; and means (16a, 18a, 34b) for supplying a pressurized barrier fluid to the porous member. |
