Push-button switch units for vehicle interior light assembly

摘要

A push-button switch unit includes a push switch which is fixed to a main body and includes an operating part; and a push button fitted to the operating part. The push button is pressed in order to turn the push switch on and off. An undersurface of the push button is provided with a pair of shaft rods each having a columnar segment and a prismatic segment. The main body includes shaft sockets each having a circular hole segment and a rectangular hole segment for receiving a corresponding one of the shaft rods.