| 摘要 |
A potentiometer having in combination a non-electrical conducting substrate, a thin layer of resistance and collecting material on the substrate, a wiper movable thereon, providing communication between the resistance material and collecting material; the wiper and substrate contained in a durable housing with the wiper located on a carrier located above the substrate, supported by a shaft and rotationally fixed by a guide rail whereby axial force on the shaft casues a change in position of the wiper resulting in a change of resistance and voltage output which may be monitored.
|
