Small piezoelectric air pumps with unobstructed airflow

Details Small piezoelectric air pumps with unobstructed airflow Small piezoelectric air pumps with unobstructed airflow

2007-03-19

2008-08-26

Dougherty, Thomas M (Department: 2834)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C310S328000

Reexamination Certificate

active

07417359

ABSTRACT:
A T-shaped blade, or one or more hollow tubes, are vibrationally excited by one or more piezoelectric elements to generate an airflow from a free end of the blade or tube(s). The airflow may be directed to, or drawn away from, an electronic component to cool the electronic component.

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