A plurality of cantilever arms...http://www.google.ca/patents/US20100141291?utm_source=gb-gplus-sharePatent US20100141291 - Device including a contact detectorAdvanced Patent SearchPublication numberUS20100141291 A1Publication typeApplicationApplication numberUS 12/531,024PCT numberPCT/DK2008/000100Publication date10 Jun 2010Filing date12 Mar 2008Priority date12 Mar 2007Also published asCN10165772