MULTIFUNCTIONAL PUSHBUTTON SWITCH

摘要

PROBLEM TO BE SOLVED: To provide a multifunctional pushbutton switch having a simple configuration.

SOLUTION: The multifunctional pushbutton switch for a vehicle steering wheel has a plurality of pushbutton switching units that have pushbutton surfaces located close to each other in a shared operating surface. The switch has a shared switch housing in which actuation tappets of the pushbutton switching units are movably guided. A cap 10 is made by means of a two-component injection-molding technique and has a relatively rigid plastic frame with recessed windows each having a shape and size corresponding to the circumference of one of the pushbutton surfaces. The cap further has a silicone membrane 16 extending over the recessed windows.

COPYRIGHT: (C)2004,JPO