Piezoceramic valve plate for a low-pressure injection valve and

Details Piezoceramic valve plate for a low-pressure injection valve and Piezoceramic valve plate for a low-pressure injection valve and

1985-07-03

1986-09-09

Rosenthal, Arnold

Valves and valve actuation

Electrically actuated valve

Having element dimensionally responsive to field

310332, F16K 3104

Patent

active

046104267

ABSTRACT:
For a low-pressure injection valve, a piezoceramic valve plate as a flexural resonator, the valve plate having a carrier plate and on one side or on both sides silvered piezoceramic plates held by a binding layer. It is the object of the present invention to provide a flexural resonator which comprises within a large temperature range a proper and reliable connection between the carrier plate and the ceramic plate. The carrier plate consists of a metallic glass, and the binding layer is a soft solder with Zn as main component and an alloy suppressor such as Pb, Cd, and/or Ag.

REFERENCES:
patent: 4112279 (1978-09-01), Brohard
patent: 4349762 (1982-09-01), Kitamura et al.
patent: 4492360 (1985-01-01), Lee, II et al.

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