Electrical switch spring contact actuator unit

摘要

The actuation spring built into electrical switches for operating the contacts is in the form of a coil spring 1. The lower end is close coiled and shaped to fit around and to retain a ball 8. The acts against the contact system. The upper section is open section and acts as a compression spring. This is slightly tapered and fits onto a guide pin 24 that is inserted into a guide element 20.