Bearingless Gimbaled Rotor Hubs and Swashplates
US-2021371094-A1 · Dec 2, 2021 · US
with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes · 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 | F16D3/40 |
| Official title | with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes |
| Display label | with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes |
| Total patents | 75 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 12 |
| 2019 | 13 |
| 2020 | 10 |
| 2021 | 16 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Progressive cavity pump universal joint
US-2021348608-A1 · Nov 11, 2021 · US
Steering shaft and method of manufacturing steering shaft
US-11167786-B2 · Nov 9, 2021 · US
Structural unit, universal joint bearing and assembling procedure
US-11168739-B2 · Nov 9, 2021 · US
Steering shaft for a motor vehicle
US-11148706-B2 · Oct 19, 2021 · US
Propshaft with vented slinger
US-11118631-B2 · Sep 14, 2021 · US
Bearingless gimbaled rotor hubs and swashplates
US-11097837-B2 · Aug 24, 2021 · US
Telescopic steering shaft with a pull-out safeguard
US-11092190-B2 · Aug 17, 2021 · US
Wear check tool for universal joint
US-11079310-B2 · Aug 3, 2021 · US
Steering apparatus for vehicle
US-11022181-B2 · Jun 1, 2021 · US
Steering shaft and method for producing a profiled hollow shaft for a telescopic steering shaft of a motor vehicle
US-10948008-B2 · Mar 16, 2021 · US
Corn event 5307
US-2021011424-A1 · Jan 14, 2021 · US
Corn event 5307
US-2021011425-A1 · Jan 14, 2021 · US
Propshaft With Vented Slinger
US-2021010542-A1 · Jan 14, 2021 · US
Structural unit, universal joint bearing and assembling procedure
US-2020370604-A1 · Nov 26, 2020 · US
Power transmission shaft
US-2020370603-A1 · Nov 26, 2020 · US
Method for producing a length-adjustable steering shaft, and length-adjustable steering shaft
US-10793180-B2 · Oct 6, 2020 · US
Steering shaft and method of manufacturing steering shaft
US-2020307671-A1 · Oct 1, 2020 · US
Steering device
US-10753404-B2 · Aug 25, 2020 · US
Method for producing a pendulum arrangement of a pendulum laser device, and pendulum laser device
US-10704906-B2 · Jul 7, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D3/40?
- CPC F16D3/40 is the Cooperative Patent Classification code for “with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes.”
- How many patents are filed under CPC F16D3/40 (with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes)?
- Our database includes 75 publications tagged with this CPC code.
- Is patent activity under CPC F16D3/40 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).