| 摘要 |
FIELD: mechanical engineering. ^ SUBSTANCE: device comprises seal, spring, rod mounted in the housing and spring-loaded to the sleeve by means of a spring, rollers mounted in the housing, contact plate, rheostat pickup freely sliding along the rod, pressing ring, two clamps mounted in the housing, and slide mounted on the rod. When the rod moves, the slide freely moves over the winding of the rheostat pickup. The clamps are made of screws for allowing the rod to be tightly pressed to the sleeve. ^ EFFECT: enhanced reliability and precision. ^ 2 dwg |
