MICRO BLOWER
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United States of America Patent
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Issued Date -
Dec 21, 2023
app pub date -
Jun 13, 2023
filing date -
Jun 21, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A micro blower includes a base metal sheet, a flowing channel layer, a sandwich metal sheet, a capping layer and two first piezoelectric vibrators. The flowing channel layer is connected to the top of the base metal sheet and includes a first chamber, a second chamber, an inlet channel, a linking channel and an outlet channel. The inlet channel links to the first chamber and includes an inlet channel inlet size and an inlet channel outlet size, and the inlet channel inlet size is smaller than the inlet channel outlet size. The linking channel links to the first chamber and the second chamber and includes a linking channel inlet size and a linking channel outlet size, and the linking channel inlet size is smaller than the linking channel outlet size.
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