Scroll compressor with inclined surfaces on the stepped portions
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United States of America Patent
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Aug 15, 2017
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N/A
app pub date -
Dec 6, 2012
filing date -
Jan 13, 2012
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Abstract
In a stepped scroll compressor, inclined surfaces (28, 29) of which heights are gradually reduced toward stepped portions are formed in a range W of at least 2ρ to 3ρ (here, ρ denotes a turning radius of a turning scroll) at (1) any one or both of inner peripheral end portions of high top lands (14H, 15H) of both scrolls and inner peripheral end portions of low bottom lands (14J, 15J) of the opposite scrolls corresponding to the inner peripheral end portions and (2) any one or both of outer peripheral end portions of high bottom lands (14K, 15K) of both the scrolls and outer peripheral end portions of low top lands (14I, 15I) of the opposite scrolls corresponding to the outer peripheral end portions, on the stepped portions (14F, 15F and 14G, 15G) of the top and bottom lands.
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