Monolithic piezoelectric resonator for use as filter or transformer专利检索-压电变压器变压器和转换设备专利检索查询-专利查询网

Monolithic piezoelectric resonator for use as filter or transformer

阅读：148发布：2022-07-16

专利汇可以提供Monolithic piezoelectric resonator for use as filter or transformer专利检索，专利查询，专利分析的服务。并且A piezoelectric ceramic device including a plurality of piezoelectric ceramic plates adhered together by a metallic inner electrode. At least one of the plates has an aperture for receiving a connecting lead to the metallic inner electrode. The ceramic plates are formed as a monolithic unit by being integrally fused together through the inner electrode. The device can be used as a filter or transformer in an electrical circuit.，下面是Monolithic piezoelectric resonator for use as filter or transformer专利的具体信息内容。

权利要求

2. A device according to claim 1, wherein said ceramic plates are integrally fused together with said metallic inner electrode therebetween to form a monolithic unit.

3. A device according to claim 2, wherein said ceramic plate has said aperture at substantially its nodal point.

4. A device according to claim 3, wherein said ceramic plates are disc-shaped.

5. A device according to claim 4, wherein said plurality of piezoelectric ceramic plates embody a pair of said plates.

6. A device according to claim 5, wherein said metallic inner electrode is a noble metal material.

7. A device according to claim 6, wherein said noble metal material is selected from the group consisting of silver and platinum materials.

8. A device according to claim 4, wherein said plurality of piezoelectric ceramic plates embody a pair of said ceramic plates, each of said ceramic plates having an aperture therein.

9. A device according to claim 8, wherein said metallic inner electrode is a noble metal material.

10. A device according to claim 9, wherein said noble metal material is selected from the group consisting of silver and platinum materials.

11. A device according to claim 4, wherein said plurality of piezoelectric ceramic plates embody three ceramic plates, adhered with two metallic inner electrodes therebetween, each said outer ceramic plates having an aperture therein for receiving a connecting lead to each said inner electrode.

12. A device according to claim 11, wherein said metallic inner electrode is a noble metal material.

13. A device according to claim 12, wherein said noble metal material is selected from the group consisting of silver and platinum materials.

14. A device according to claim 1, including a mounting means comprising a base means provided with post means for supporting lead connections to said device, said lead connections holding said device therebetween.

15. A device according to claim 14, wherein said base means is provided with a pair of post means, each post means supporting a lead connection for holding said device therebetween by pressure contact.

16. A device according to claim 15, further including a cover positioned around said device.

17. A process for preparing the device of claim 2, comprising forming said ceramic plates with a metal electrode material applied therebetween and firing said unit at a temperature and for a time sufficient to fuse said plates through said metal electrode to form a monolithic unit.

18. A process according to claim 17, wherein said metal electrode material is a noble metal paste material.

19. A process according to claim 18, wherein said noble metal paste is a silver material and said unit is fired at a temperature of about 1400* F. to about 1600* F.

20. A process according to claim 18, wherein said plates are matured during said firing of said unit.

21. A process according to claim 20, wherein said noble metal paste is a platinum material and said unit is fired at the sintering temperature of the piezoelectric ceramic material.

说明书全文

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Monolithic piezoelectric resonator for use as filter or transformer

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