PUSH BUTTON SWITCH AND AUTOMATIC VENDING MACHINE

摘要

PROBLEM TO BE SOLVED: To individually correspond to a mechanical failure and an electrical failure and to prevent the occurrence of the failures by daily internal inspection beforehand. SOLUTION: A button frame 2 for holding push buttons 20, 20... and a board frame 3 for holding boards mounting switches are constituted separately. A cover panel 12 as a fitting panel is held from both of its sides and tightly fixed with nut members 4.