Stirling cycle machine
US-2025067230-A1 · Feb 27, 2025 · US
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Crankshafts
Crankshafts · 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 | F02G2270/85 |
| Official title | Crankshafts |
| Display label | Crankshafts |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stirling cycle machine
US-2025027461-A1 · Jan 23, 2025 · US
Stirling cycle machine
US-12104552-B2 · Oct 1, 2024 · US
Stirling cycle machine
US-12078123-B2 · Sep 3, 2024 · US
Stirling-cycle cooling device with monobloc support
US-11473815-B2 · Oct 18, 2022 · US
Stirling cycle machine
US-11079145-B2 · Aug 3, 2021 · US
Cooling device intended to equip an infrared vision device with a deformable element
US-10989446-B2 · Apr 27, 2021 · US
Balancer device for internal combustion engine
US-10907516-B2 · Feb 2, 2021 · US
Stirling-cycle cooling device with monobloc support
US-2020208884-A1 · Jul 2, 2020 · US
Cooling device intended to equip an infrared vision device with a deformable element
US-2020132342-A1 · Apr 30, 2020 · US
Balancer device for internal combustion engine
US-2020063612-A1 · Feb 27, 2020 · US
Stirling Cycle Machine
US-2019376468-A1 · Dec 12, 2019 · US
Vibration reduction device
US-2019085937-A1 · Mar 21, 2019 · US
Stirling Cycle Machine
US-2018179988-A1 · Jun 28, 2018 · US
Reciprocating motor-compressor with integrated stirling engine
US-2016341187-A1 · Nov 24, 2016 · US