Turbocharger
US-2017342998-A1 · Nov 30, 2017 · US
Axial thrust bearings
Axial thrust bearings · 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 | F05D2240/52 |
| Official title | Axial thrust bearings |
| Display label | Axial thrust bearings |
| Total patents | 319 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 25 |
| 2017 | 23 |
| 2018 | 28 |
| 2019 | 40 |
| 2020 | 38 |
| 2021 | 33 |
| 2022 | 38 |
| 2023 | 40 |
| 2024 | 23 |
| 2025 | 15 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Thrust bearing
US-2017298766-A1 · Oct 19, 2017 · US
Turbocharger
US-9790950-B2 · Oct 17, 2017 · US
Double frangible bearing support
US-9777596-B2 · Oct 3, 2017 · US
Turbofan engine main bearing arrangement
US-9732629-B2 · Aug 15, 2017 · US
Method for clearance control in a gas turbine engine
US-2017226886-A1 · Aug 10, 2017 · US
Balancing of axial thrust forces within a gas turbine engine
US-2017226859-A1 · Aug 10, 2017 · US
Thrust bearing assembly with flow path restriction
US-2017167293-A1 · Jun 15, 2017 · US
Thrust bearing
US-9677609-B2 · Jun 13, 2017 · US
Leveling plate and thrust bearing device using the same
US-2017152888-A1 · Jun 1, 2017 · US
Bearing unit of turbo-charger
US-9657595-B2 · May 23, 2017 · US
Bearing arrangement and method
US-9658132-B2 · May 23, 2017 · US
Gas turbine engine fan
US-2017138306-A1 · May 18, 2017 · US
Axial bearing arrangement
US-9638244-B2 · May 2, 2017 · US
Compressor wheel-shaft assembly
US-2017074287-A1 · Mar 16, 2017 · US
Geared turbofan engine gearbox arrangement
US-2017074165-A1 · Mar 16, 2017 · US
Thrust bearing assembly including lined bearing surfaces
US-2017067472-A1 · Mar 9, 2017 · US
Magnetic squeeze film damper system for a gas turbine engine
US-2017058697-A1 · Mar 2, 2017 · US
Turbo machine
US-2017016452-A1 · Jan 19, 2017 · US
Bearing assembly for supporting a rotor shaft of a gas turbine engine
US-2017009603-A1 · Jan 12, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2240/52?
- CPC F05D2240/52 is the Cooperative Patent Classification code for “Axial thrust bearings.”
- How many patents are filed under CPC F05D2240/52 (Axial thrust bearings)?
- Our database includes 319 publications tagged with this CPC code.
- Is patent activity under CPC F05D2240/52 growing?
- Publication counts under this code: 23 in 2024 vs 15 in 2025 (latest complete years).