Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1994-10-12
1996-05-14
Dougherty, Thomas M.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310324, 310328, H01L 4104
Patent
active
055170765
ABSTRACT:
A zirconia diaphragm structure, and a method of producing such structure. The zirconia diaphragm structure includes a zirconia substrate having at least one window, and a zirconia diaphragm plate formed integrally with the zirconia substrate so as to close each window, the zirconia substrate comprising a zirconia material as a major component, and containing 0.1-5.0% by weight of one of combinations consisting of (i) alumina and calcia, (ii) alumina, calcia and magnesia, (iii) alumina, calcia and silica, and (iv) alumina, calcia, magnesia and silica.
REFERENCES:
patent: 4525464 (1985-06-01), Claussen et al.
patent: 4656455 (1987-04-01), Tanino et al.
patent: 4707241 (1987-11-01), Nakagawa et al.
patent: 4762605 (1988-08-01), Tanaka et al.
patent: 4894635 (1990-01-01), Yajima et al.
patent: 5089455 (1992-02-01), Ketcham et al.
patent: 5376856 (1994-12-01), Takeuchi et al.
patent: 5430344 (1995-07-01), Takeuchi et al.
Masumori Hideo
Nanataki Tsutomu
Takeuchi Katsuyuki
Takeuchi Yukihisa
Dougherty Thomas M.
NGK Insulators Ltd.
LandOfFree
Zirconia diaphragm structure and piezoelectric/electrostrictive does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Zirconia diaphragm structure and piezoelectric/electrostrictive , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Zirconia diaphragm structure and piezoelectric/electrostrictive will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1898296