| 摘要 |
PROBLEM TO BE SOLVED: To provide a sealing means 11 of low manufacturing cost and high sealing performance. SOLUTION: An annular recessed part 9 is formed by an end face 4A at an inner side of a bearing 4 and a through hole 2A adjacent thereto, by press fitting the cylindrical bearing 4 into the through hole 2A of a housing 2. The sealing means 11 composed of an annular seal member is mounted in the annular recessed part 9. The sealing means 11 is held by a step part end face 5B of a large-diameter part 5A of a valve shaft 5 and the end face 4A of the bearing 4. COPYRIGHT: (C)2005,JPO&NCIPI
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