Merit Automotive Electronics Systems S.l.u.

Marek Wozniak

Przemyslaw Madon

Wojciech Syrek

Krystian Jagoda

Konrad Stanek

Justyna Krzyzyk

Mariusz Tkaczyk

Katarzyna Majdiuk

An elastomeric keypad () is shown having at least one key () having an elastomeric dome () defining a chamber () and provided inside with an activating means (), an activation means () cooperating with the activating means (), and at least one compensating channel () opening at the chamber () to enable for a flow of fluid from the chamber (), while the elastomeric dome () collapses, and to the chamber (), while the elastomeric dome () releases. In order to suppress the sound intensity of the push up event, at least one of the compensating channels () includes at least one valve arrangement () generating fluid restrictions while the fluid returns to the chamber (). Preferably the valve arrangement () has a form of a Tesla Valve.

Elastomeric keypad

Growing community of inventors

Mogilany, Poland

Marek Wozniak