<p>The control unit has two piezo sensors (10 to 14) covers, which are arranged in housing (9) that is made of metal. The piezo sensors are connected with same electrical voltage. The piezo sensors are connected with earth potential.</p>
申请公布号
EP2101111(A1)
申请公布日期
2009.09.16
申请号
EP20080104568
申请日期
2008.06.27
申请人
BSH BOSCH UND SIEMENS HAUSGERAETE GMBH
发明人
BECK, RICHARD;HUBER, JOHANN;KOJER, MARIO;MAIER, THOMAS
