OSCILLATING FLUIDIC PRESSURE PULSE GENERATOR
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United States of America Patent
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Issued Date -
Apr 13, 2023
app pub date -
Mar 14, 2022
filing date -
Sep 29, 2021
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Abstract
An oscillating fluidic pressure pulse generator, includes: an outer tube, an upper connector, a lower connector and a vortex fluidic oscillator. A first central fluid channel and a second central fluid channel are respectively formed in the upper connector and the lower connector, two ends of the outer tube are respectively connected to the upper connector and the lower connector through a screw thread, and the vortex fluidic oscillator is provided in the outer tube and abuts against the upper connector and the lower connector; and the vortex fluidic oscillator is provided with an inlet and connected to a fluidic oscillating chamber, two flow guiding blocks are arranged below the fluidic oscillating chamber, a vortex chamber inlet is formed between the two flow guiding blocks, two control channels are respectively formed outside the two flow guiding blocks, a vortex chamber is provided below the vortex chamber inlet.
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