Tubular energy absorber having buffer unit
US-2025383003-A1 · Dec 18, 2025 · US
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by a blade element cutting or tearing into a quantity of material; Pultrusion of a filling material
by a blade element cutting or tearing into a quantity of material; Pultrusion of a filling material · 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 | F16F7/127 |
| Official title | {by a blade element cutting or tearing into a quantity of material; Pultrusion of a filling material} |
| Display label | by a blade element cutting or tearing into a quantity of material; Pultrusion of a filling material |
| Total patents | 20 |
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 | 1 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Energy absorbing device and steering column assembly having same
US-12384445-B2 · Aug 12, 2025 · US
Energy absorbing device and steering column assembly having same
US-2024425101-A1 · Dec 26, 2024 · US
Collision energy absorbing apparatus
US-11560179-B2 · Jan 24, 2023 · US
Collision energy absorbing apparatus
US-2021394831-A1 · Dec 23, 2021 · US
Expandable energy absorbing fluid bladder systems and methods
US-11008114-B2 · May 18, 2021 · US
Collision energy absorption apparatus for rail vehicles
US-10556603-B2 · Feb 11, 2020 · US
Shock absorber based on the cutting, inward-folding and crushing of composite tube
US-10480603-B2 · Nov 19, 2019 · US
Telescopic type collision energy absorption device for rail vehicle
US-10279822-B2 · May 7, 2019 · US
Collision energy absorption apparatus for rail vehicles
US-2019092355-A1 · Mar 28, 2019 · US
Expandable energy absorbing fluid bladder systems and methods
US-2019071187-A1 · Mar 7, 2019 · US
Telescopic type collision energy absorption device for rail vehicle
US-2018208219-A1 · Jul 26, 2018 · US
Shock absorber based on the cutting, inward-folding and crushing of composite tube
US-2018202505-A1 · Jul 19, 2018 · US
Steering assemblies
US-9725108-B2 · Aug 8, 2017 · US
Method and loading unit for damping loads which act in the case of overload
US-2017002890-A1 · Jan 5, 2017 · US
Method and assembly for absorbing energy from loads being applied during an overload event in order to prevent damage
US-2017002889-A1 · Jan 5, 2017 · US
Assembly for absorbing energy in the event of an overload
US-2017002888-A1 · Jan 5, 2017 · US
Connection arrangement and structure
US-9493224-B2 · Nov 15, 2016 · US
Connection arrangement and structure
US-2015151829-A1 · Jun 4, 2015 · US
Steering Assemblies
US-2015069747-A1 · Mar 12, 2015 · US