Torque tube coupler
US-2025237268-A1 · Jul 24, 2025 · US
with clamping effected by ring expansion only, e.g. with an expanded ring located between hub and shaft · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16D1/097 |
| Official title | with clamping effected by ring expansion only, e.g. with an expanded ring located between hub and shaft |
| Display label | with clamping effected by ring expansion only, e.g. with an expanded ring located between hub and shaft |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2019 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025237268-A1 · Jul 24, 2025 · US
US-12331789-B2 · Jun 17, 2025 · US
US-2024200589-A1 · Jun 20, 2024 · US
US-11946506-B2 · Apr 2, 2024 · US
US-2023213050-A1 · Jul 6, 2023 · US
US-11592046-B2 · Feb 28, 2023 · US
US-2022082119-A1 · Mar 17, 2022 · US
US-11236757-B2 · Feb 1, 2022 · US
US-10920830-B2 · Feb 16, 2021 · US
US-2019345983-A1 · Nov 14, 2019 · US
US-2019154047-A1 · May 23, 2019 · US