초록

A piezoelectric device having a piezoelectric film and methods of making such. The piezoelectric device can be used in circuits to dampen or dissipate vibrations in equipment such as racquets, and ski apparatus.

대표청구항 ▼

1. A circuit comprising:a piezoelectric device, said piezoelectric device comprising a piezoelectric film and at least two electrodes, said piezoelectric film comprising a piezoelectric material and a flexible matrix material; a member, wherein said electrodes contact said member; whereby vibrations

1. A circuit comprising:a piezoelectric device, said piezoelectric device comprising a piezoelectric film and at least two electrodes, said piezoelectric film comprising a piezoelectric material and a flexible matrix material; a member, wherein said electrodes contact said member; whereby vibrations in said member can be dampened by tuning said circuit. 2. The circuit in claim 1, wherein:said member comprises a resistance and a natural frequency, whereby said vibrations are dampened by tuning said circuit to said natural frequency of said member. 3. The circuit in claim 2, wherein:said resistance can be adjusted by positioning carbon fibers within said member. 4. The circuit in claim 1, wherein:said piezoelectric device is adapted to generate an electric potential, whereby said vibrations are dampened by adjusting said electrical potential to tune said circuit to a frequency of said vibrations. 5. The circuit of claim 4, wherein:said member is a frame of a racquet. 6. The circuit of claim 4, wherein:said member is a handle of a racquet. 7. The circuit of claim 1, wherein:said member is at least a portion of a ski apparatus.