Rotary compressor
US-11448072-B2 · Sep 20, 2022 · US
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the vanes being pivoted on the axis of the outer member
the vanes being pivoted on the axis of the outer member · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F04C18/352 |
| Official title | the vanes being pivoted on the axis of the outer member |
| Display label | the vanes being pivoted on the axis of the outer member |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 5 |
| 2018 | 1 |
| 2020 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotary compressor
US-2020217203-A1 · Jul 9, 2020 · US
Variable displacement pump
US-9885356-B2 · Feb 6, 2018 · US
Vane compressor that suppresses the wear at the tip of the vane
US-9458849-B2 · Oct 4, 2016 · US
Vane compressor having a vane supporter that suppresses leakage of refrigerant
US-9399993-B2 · Jul 26, 2016 · US
Vane compressor having a second discharge port that includes an opening portion to a compression space
US-9388807-B2 · Jul 12, 2016 · US
Vane-type compressor having an oil supply channel between the oil resevoir and vane angle adjuster
US-9382907-B2 · Jul 5, 2016 · US
Variable displacement pump
US-2016186751-A1 · Jun 30, 2016 · US
Vane compressor with vane aligners
US-9127675-B2 · Sep 8, 2015 · US
Vane compressor with vane aligners
US-9115716-B2 · Aug 25, 2015 · US