Improved methods for using a dome-cap sensor wherein an injection molded dome-cap is combined with an analog active element which is positioned to contact conductive elements of an electronic circuit. The dome-cap is variably depressible for transferring force of varying intensity into the active element...http://www.google.com/patents/US6135886?utm_source=gb-gplus-sharePatent US6135886 - Variable-conductance sensor with elastomeric dome-cap
