SCREW COMPRESSOR
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United States of America Patent
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Issued Date -
Jul 2, 2020
app pub date -
Jun 30, 2019
filing date -
Dec 26, 2018
priority date (Note) -
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Abstract
A screw compressor, including: a housing including at least one air inlet and at least one air outlet; a screw rotor disposed in the housing, the screw rotor including a male screw and a female screw that engage with each other; and a drive motor that drives the screw rotor to rotate. The male screw includes a plurality of first sheets that are sequentially stacked, the outer edge of which is provided with a plurality of convex blades, and the convex blades of adjacent first sheets are staggered and stacked in sequence. The female screw includes a plurality of second sheets that are sequentially stacked, the outer edge of which is provided with a plurality of inwardly recessed arcuate grooves, and the arcuate grooves of adjacent second sheets are staggered and stacked in sequence.
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