Variable inlet guide vane apparatus combined with compressor end cap
US-2024318659-A1 · Sep 26, 2024 · US
Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps · 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 | F04D29/05 |
| Official title | Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps |
| Display label | Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps |
| Total patents | 65 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 9 |
| 2019 | 11 |
| 2020 | 9 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Oil lubricated fluid pumps with oil separators
US-2023358255-A1 · Nov 9, 2023 · US
Combined secondary inlet bell and flow grid for a centrifugal fan or centrifugal compressor
US-11473596-B2 · Oct 18, 2022 · US
Motor assembly and method for manufacturing the same
US-11466695-B2 · Oct 11, 2022 · US
Scroll pump crank sleeve
US-2022213894-A1 · Jul 7, 2022 · US
Bearing assembly, bearing assembly mounting structure and air blowing apparatus
US-11215223-B2 · Jan 4, 2022 · US
Power transmission device
US-10985642-B2 · Apr 20, 2021 · US
Compressor and chiller system including same
US-10962020-B2 · Mar 30, 2021 · US
Dustproof bearing assembly and motor including the same
US-10927895-B2 · Feb 23, 2021 · US
Bearing assembly, bearing assembly mounting structure and air blowing apparatus
US-2020408248-A1 · Dec 31, 2020 · US
Motor assembly and method for manufacturing the same
US-2020400148-A1 · Dec 24, 2020 · US
Cabin blower system
US-10793279-B2 · Oct 6, 2020 · US
Stabilizing arrangement for a rotating vertical shaft of a machine, machine and stabilizing method
US-10760582-B2 · Sep 1, 2020 · US
Fan module
US-10746190-B2 · Aug 18, 2020 · US
Turbocharger assembly
US-10677253-B2 · Jun 9, 2020 · US
Compressor
US-2020132077-A1 · Apr 30, 2020 · US
Turbocharger assembly
US-10550849-B2 · Feb 4, 2020 · US
Retention of a rotor of an electronically-controlled turbomachine
US-2020032653-A1 · Jan 30, 2020 · US
Bush, rotary machine, and air conditioning apparatus
US-10498191-B2 · Dec 3, 2019 · US
Compressor and chiller system including same
US-2019277300-A1 · Sep 12, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D29/05?
- CPC F04D29/05 is the Cooperative Patent Classification code for “Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps.”
- How many patents are filed under CPC F04D29/05 (Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps)?
- Our database includes 65 publications tagged with this CPC code.
- Is patent activity under CPC F04D29/05 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).