COVER MEMBER FOR PUSH-BUTTON SWITCH AND ITS MANUFACTURE

摘要

PROBLEM TO BE SOLVED: To improve accuracy of position between a cover member for push- button switch and a metal belleville spring and also remarkably keying characteristics required by push-button switch function, and to reduce manufacturing cost including design of circuit board. SOLUTION: A cover member 4 for push-button switch is provided with a key top part 2 on the surface of a cover sheet 1 and a press-protrusion 3 at a backside of the sheet 1 corresponding to the key top part 2. The top of a metal belleville spring 5 is abutted to the center position of the press- protrusion 3 to be bonded with the press-protrusion 3 by adhesives part 6.