| 摘要 |
<p>PURPOSE: To facilitate the accurate position control of an operation lever which is formed on a movable core integrally and achieve the satisfactory response speed of the operation lever. CONSTITUTION: A bearing mating hole 2D is drilled through the center part of the longitudinal direction of a fixed core 2. Bearings J are mated in the bearing mating hole 2D. An annular filter member F made of gas permeable material is fitted to the A side outer from the bearings J inside the bearing mating hole 2D.</p> |
