Rotary Machines With Teardrop-Shaped Rotors
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United States of America Patent
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Issued Date -
Dec 28, 2023
app pub date -
Jul 2, 2023
filing date -
Jul 2, 2023
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status (Latency Note)
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Abstract
Rotary positive displacement machines can include a rotor having a teardrop-shaped profile that undergoes planetary motion relative to a stator having an elliptical or near-elliptical profile. In some embodiments, these rotary positive displacement machines can be used for a variety of applications including as positive displacement pumps. In some embodiments the rotor and stator are helical. In some embodiments the rotor comprises a dynamic seal. Aspects of the machine geometry can be selected to provide operational and/or durability benefits.
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