| 摘要 |
PROBLEM TO BE SOLVED: To provide a fluid controller preventing accuracy deterioration due to looseness of a screw part and durability deterioration due to torsional stress.SOLUTION: Stem vertical movement amount adjustment means 11 includes: a handle 41 on the inner periphery of which a female screw 41b is provided, and that is rotatably supported to a casing 4; a movable body 42 on the outer periphery of which a male screw 46b is provided, and that is screwed into the inner periphery of the handle 41; and guide means 43 that prevents the movable body 42 from rotating to the casing 4, and can move in a vertical direction.SELECTED DRAWING: Figure 2 |
