Pump shaft for a multi-stage pump
US-12234831-B2 · Feb 25, 2025 · US
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the ring or rings being located between the shaft and the hub
the ring or rings being located between the shaft and the hub · 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 | F16D1/096 |
| Official title | the ring or rings being located between the shaft and the hub |
| Display label | the ring or rings being located between the shaft and the hub |
| Total patents | 12 |
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 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pump Shaft for a Multi-Stage Pump
US-2022316490-A1 · Oct 6, 2022 · US
Coupling assembly and wind turbine comprising such assembly
US-10989250-B2 · Apr 27, 2021 · US
Fixing apparatus for fixing a shaft to a mounting part and actuator of a robot
US-2020063800-A1 · Feb 27, 2020 · US
Bearing lock, bearing assembly and associated method
US-10422386-B2 · Sep 24, 2019 · US
Coupling assembly and wind turbine comprising such assembly
US-2019203774-A1 · Jul 4, 2019 · US
Bearing lock, bearing assembly and associated method
US-2018010643-A1 · Jan 11, 2018 · US
Driving force transmission mechanism
US-2017356506-A1 · Dec 14, 2017 · US
Hydraulic power unit
US-9470269-B2 · Oct 18, 2016 · US
Eccentric Drive
US-2016033009-A1 · Feb 4, 2016 · US
Adjustable locking shaft-locating device
US-9080437-B2 · Jul 14, 2015 · US
Hydraulic power unit
US-2015052883-A1 · Feb 26, 2015 · US