| 摘要 |
The purpose of the present invention is to provide a push button switch which is small and has a long operation stroke. In order to achieve the purpose, the push button switch comprises: a housing having a base 10 and a cover 100; a first plunger 80 attached to the cover 100 so as to be able to push down; a movable contact piece 41 which is driven by the push-down operation of the first plunger 80; a movable contact 42a provided in the movable contact piece 41; and a fixed contact 31a disposed so as to be connectable to and disconnectable from the movable contact 42a. In particular, the movable contact piece 41 has: a movable contact piece 42 provided with the movable contact 42a; and an operation tongue piece 43 disposed at at least one side of the movable contact piece 42 and coupled to rotate integrally with the movable contact piece 42, and the movable contact 42a is connected to and disconnected from the fixed contact 31a by operating the operation tongue piece 43 using an operation body 84 of the first plunger 80. |
