Patent ID: 11889766
Assignee: MICROJET TECHNOLOGY CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 0:
1. A miniature fluid actuator comprising:
a substrate having at least one inlet;
a chamber layer formed on the substrate and comprising:
a first chamber connected to the at least one inlet;
a resonance layer having a central aperture, wherein the central aperture is in communication with the first chamber; and
a second chamber spatially corresponding to the first chamber and in communication with the first chamber through the central aperture;

a carrying layer formed on the chamber layer and comprising:
a fixed region formed on the chamber layer;
a vibration region located at a center of the fixed region and spatially corresponding to the second chamber;
at least one connection portion connected between the fixed region and the vibration region; and
at least one vacant formed among the fixed region, the vibration region and the at least one connection portion; and

a piezoelectric assembly formed on the vibration region;
wherein the second chamber is arranged between the carrying layer and the resonance layer.