| 摘要 |
PROBLEM TO BE SOLVED: To provide a low cost door switch that enables to make small the operating force of the door switch at the opening and shutting of the door and to reduce the assembly process and does not require high assembly precision. SOLUTION: A plunger 12 which is provided at the vicinity of a case opening part 4 of a refrigerator or the like as a door switch 7 constituent and is held in free sliding by a spring force so as to move from protrusion state to push-in state by the closing of a door 5, a microswitch 15 which is provided adjacent to this plunger 12 and of which contact point is operated by the pressed movement of the switch operating lever 17 that is displayed by the push-in movement of the plunger, and a printed circuit board 14 which holds this microswitch 15 and is installed with a socket 18 for wiring connection at the side end, are arranged in the door switch case 9.
|
