| 摘要 |
PROBLEM TO BE SOLVED: To provide a sealing unit prepared into a circular gap between a shaft member and an outer enclosure member, which is capable of assuring a high sealing capability for a long term from an initial stage of mounting. SOLUTION: The sealing unit 10 such as a seal used for a high pressure fuel injection pump has a gap S1 between an outer periphery and a sealing face of a first circular member 40 and an inner periphery and a sealing face of a second circular member 50 in a contact face 43B (53B) of the first circular member 40 and the second circular member 50. The first circular member 40 and the second circular member 50 are made of a material with high rigidity such as metal, resin or the like. COPYRIGHT: (C)2004,JPO&NCIPI
|
