Piezoelectric controllable nozzle resistance for hydraulic apparatus
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United States of America Patent
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May 24, 1994
Grant Date -
N/A
app pub date -
Feb 13, 1992
filing date -
Feb 14, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A nozzle resistance controlled by a piezoelectric element comprises a housing having a longitudinal bore, a piezoelectric element located in the longitudinal bore, a baffle plate supported by the piezoelectric element, a nozzle body located in the longitudinal bore such, that the bore extending through the nozzle body ends with one end adjacent to the baffle plate, and a chamber defined by the longitudinal bore and connected to the other end of the bore. The chamber is connected to a fluid supply device.
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