| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a push button switch made to have a mechanism in which measures for arc are applied to the main contact by adding an auxiliary contact separately in a contact structure of a pressing method. <P>SOLUTION: The push button switch includes: a pair of fixed contact pieces which are arranged and installed in the inside of a housing; a push button which is retractably fitted into the housing; and a sliding body which is coupled to the push button and brought into contact with a second contact of the fixed contact piece by guiding a second movable contact piece. The sliding body includes a mechanism in which, before the second movable contact piece is guided to be brought into contact with the second contact of the fixed contact piece, a first movable contact piece is guided to be brought into contact with a first contact of the fixed contact piece. <P>COPYRIGHT: (C)2012,JPO&INPIT |
