| 摘要 |
PROBLEM TO BE SOLVED: To provide a valve capable of stably operating a spool.SOLUTION: In a valve 10, between the inner wall of a slide passage 4 and a spool lower part 18, formed is a proximity part 34 at which the inner wall of the slide passage 4 and a proximity guide part 20 is proximate to each other, and opposite cavity parts 35 are formed with an interval by the inner wall of the slide passage 4 and a cavity formation part 21.SELECTED DRAWING: Figure 2 |
