Patent ID: 7154211
Filing Date: 2006-12-26
Classification: H01L,H05K

Abstract:
1. An electrically connecting structure of piezo-electric plates comprising a circuit board and a plurality of piezo-electric plates disposed on and electrically connected to the circuit board, comprising: anodes of power input of the piezo-electric plates are individually electrically connected to the circuit board, the cathodes of power input of the plurality of piezo-electric plates are electrically connected together by means of a conductive element, and the conductive element has at least one end electrically connected to a position of the reference cathode disposed on the circuit board for forming a circuit of power input of electrical connection of the plurality of piezo-electric plates and the circuit board; the anodes of power input being formed on the lower surface of the piezo-electric plates, and the circuit board being provided with power contacts corresponding to the anodes of power input; and a connecting element for electrically connecting the anode of power input to the power contact, wherein the connecting element includes a conductive sheet and an elastic body having an adhesive surface adhered to the piezo-electric plates and the circuit board for positioning both the piezo-electric plates and the circuit board.