Compressor bearing housing drain
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United States of America Patent
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-
Dec 1, 2020
Grant Date -
Aug 9, 2018
app pub date -
Jul 21, 2016
filing date -
Jul 22, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A bearing housing drain in a scroll compressor and method for controlling lubrication of a thrust bearing in the scroll compressor are disclosed. The compressor includes a compressor housing; a non-orbiting scroll member and an orbiting scroll member; an orbiting scroll hub having an upper end and a lower end, the lower end being disposed at a vertical elevation that is lower than the upper end; a thrust bearing; a lubricant sump; a housing drain cavity disposed within the compressor housing and configured to receive lubricant from the lubricant sump and to deliver the lubricant to the thrust bearing; and a bearing housing drain fluidly connected to the housing drain cavity and the lubricant sump.
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