Spacer material for reducing a bond gap between a beam structure and a blade shell of a segmented rotor blade
US-2021404437-A1 · Dec 30, 2021 · US
by permanently joining parts together
by permanently joining parts together · 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 | F05B2230/23 |
| Official title | by permanently joining parts together |
| Display label | by permanently joining parts together |
| Total patents | 131 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 11 |
| 2018 | 5 |
| 2019 | 12 |
| 2020 | 14 |
| 2021 | 14 |
| 2022 | 13 |
| 2023 | 12 |
| 2024 | 22 |
| 2025 | 18 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Equipotential bonding of wind turbine rotor blade
US-2021404443-A1 · Dec 30, 2021 · US
Method for manufacturing a wind turbine rotor blade root assembly
US-11167507-B2 · Nov 9, 2021 · US
Wind turbine rotor blade assembly having a structural trailing edge
US-2021340948-A1 · Nov 4, 2021 · US
Positioning profiles for pultrusions in wind blade spar caps
US-2021340949-A1 · Nov 4, 2021 · US
Temporary web support for wind turbine blade rotating device
US-2021301788-A1 · Sep 30, 2021 · US
Wind turbine blades
US-11118562-B2 · Sep 14, 2021 · US
Positioning profiles for pultrusions in wind blade spar caps
US-11041478-B2 · Jun 22, 2021 · US
Wind turbine blade manufacture
US-10954915-B2 · Mar 23, 2021 · US
Temporary web support for wind turbine blade rotating device
US-10941753-B2 · Mar 9, 2021 · US
Method for producing a split rotor blade, and rotor blade
US-2021054822-A1 · Feb 25, 2021 · US
Method of attaching a tip extension to a wind turbine blade
US-10927809-B2 · Feb 23, 2021 · US
Joint interface for wind turbine rotor blade components
US-10895244-B2 · Jan 19, 2021 · US
Bearing arrangement for a wind turbine and wind turbine
US-2020362834-A1 · Nov 19, 2020 · US
Shear webs for wind turbine rotor blades and methods for manufacturing same
US-10828843-B2 · Nov 10, 2020 · US
Jointed wind turbine blade with noise reduction tape
US-10794359-B2 · Oct 6, 2020 · US
Wind turbine blade
US-10781788-B2 · Sep 22, 2020 · US
Temporary web support for wind turbine blade rotating device
US-2020271099-A1 · Aug 27, 2020 · US
Wind turbine blades
US-10688738-B2 · Jun 23, 2020 · US
Temporary web support for wind turbine blade rotating device
US-10677222-B2 · Jun 9, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05B2230/23?
- CPC F05B2230/23 is the Cooperative Patent Classification code for “by permanently joining parts together.”
- How many patents are filed under CPC F05B2230/23 (by permanently joining parts together)?
- Our database includes 131 publications tagged with this CPC code.
- Is patent activity under CPC F05B2230/23 growing?
- Publication counts under this code: 22 in 2024 vs 18 in 2025 (latest complete years).