Coupling element and gearing with coupling element
US-12480577-B2 · Nov 25, 2025 · US
Couplings for rigidly connecting two coaxial shafts or other movable machine elements (attachment of wheels to axles for railway carriages B60B; for attachment of cranks to their shafts F16C3/10)
Couplings for rigidly connecting two coaxial shafts or other movable machine elements (attachment of wheels to axles for railway carriages B60B; for attachment of cranks to their shafts F16C3/10) · 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 | F16D1/00 |
| Official title | Couplings for rigidly connecting two coaxial shafts or other movable machine elements (attachment of wheels to axles for railway carriages B60B; for attachment of cranks to their shafts F16C3/10) |
| Display label | Couplings for rigidly connecting two coaxial shafts or other movable machine elements (attachment of wheels to axles for railway carriages B60B; for attachment of cranks to their shafts F16C3/10) |
| Total patents | 64 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 6 |
| 2017 | 10 |
| 2018 | 10 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Active and passive overrunning wheel end disconnect
US-2025256566-A1 · Aug 14, 2025 · US
Coupling element and gearing with coupling element
US-2025180112-A1 · Jun 5, 2025 · US
Simultaneous ocean wave and current energy harvesting
US-12168968-B2 · Dec 17, 2024 · US
Method for Producing and Processing a Cylindrical Hollow Body Made of Aluminum or an Aluminum Alloy and for Arranging it in a Motor Vehicle Transmission, Cylindrical Hollow Body and Vehicle Transmission
US-2024198463-A1 · Jun 20, 2024 · US
Correcting an imbalance in a rotating shaft
US-11994179-B2 · May 28, 2024 · US
Coupling structure for a developing roller of an image forming apparatus
US-11698599-B2 · Jul 11, 2023 · US
Laundry treatment apparatus
US-11624425-B2 · Apr 11, 2023 · US
Wave spring body including fingers
US-11619276-B2 · Apr 4, 2023 · US
Coupling structure for a developing roller of an image forming apparatus
US-2023077968-A1 · Mar 16, 2023 · US
Work vehicle
US-11597275-B2 · Mar 7, 2023 · US
Simultaneous ocean wave and current energy harvesting
US-2023032172-A1 · Feb 2, 2023 · US
Turbomachine components including castellation flanges and methods for coupling turbomachine components
US-11421557-B1 · Aug 23, 2022 · US
Drive assembly having an electric drive and transmission
US-2022099171-A1 · Mar 31, 2022 · US
Method of manufacturing a shrink-fit joint
US-11261917-B2 · Mar 1, 2022 · US
Torque restriction mechanism, drive device, and robot device
US-11148304-B2 · Oct 19, 2021 · US
Work Vehicle
US-2021300179-A1 · Sep 30, 2021 · US
Wave spring body including fingers
US-2021207675-A1 · Jul 8, 2021 · US
Method of manufacturing a shrink-fit joint
US-2021115975-A1 · Apr 22, 2021 · US
Universal adapter assembly for valve actuator
US-10962137-B2 · Mar 30, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D1/00?
- CPC F16D1/00 is the Cooperative Patent Classification code for “Couplings for rigidly connecting two coaxial shafts or other movable machine elements (attachment of wheels to axles for railway carriages B60B; for attachment of cranks to their shafts F16C3/10).”
- How many patents are filed under CPC F16D1/00 (Couplings for rigidly connecting two coaxial shafts or other movable machine elements (attachment of wheels to axles for railway carriages B60B; for attachment of cranks to their shafts F16C3/10))?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC F16D1/00 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).