Household electric appliance having a piezoelectric pump
The conception relates to an automobile home contrivance comprising a viscus having a pumping room (11) including a transferrable surround bacilliform by a preventative (12) prefabricated of an electrically semiconductive touchable comprising an intrinsic opencast awninged with at small digit place (21) prefabricated of an electrically insulating material, and an…
chamber 11 conductive material diaphragm household appliance insulating material invention