Switch having improved contact performance

摘要

A switch that provides a stable contact and a superior feeling of operation despite the small profile. Its movable contact point 15 comprises a round dome section 15A, a flat section 15C formed by cutting a side alley 17B for a certain specific length and a connection section 15B provided at the outer circumference of the round dome section 15A for connecting the two items 15A and 15C together. On an insulating substrate 11, a first fixed contact point 12 is provided in an area underneath the round dome section 15A, while a second fixed contact point 13 is provided under the flat section 15C always keeping contact therewith.