The invention relates to a female pushbutton part (1) comprising a base element (1.1) designed as a spring element and a blanking cap (1.2). According to the invention, the female push-button part (1) is designed to produce a mechanically interruptible electrical connection with the male push-button part (2), wherein the blind cap (1.2) has a blind-cap crimping region (1.2.1). The invention also relates to a male push button part (2), comprising a rivet element (2.1) and a ball element (2.2). According to the invention, the rivet element (2.1) has a crimping region (2.1.1). The invention also relates to a push-button comprising a female and a male push-button part (1, 2) and for producing a mechanically interruptible electrical connection. The invention also relates to a use of a plurality of push buttons according to the invention both for producing a mechanically releasable attachment of a pillow with a backrest of a vehicle seat and for producing a mechanically interruptible electrical connection of an electric heater of the pillow with an electrical supply thereof.
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