Rubber bushing for railroad trucks
US-12454292-B2 · Oct 28, 2025 · US
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Arrangements for equalising or adjusting the load on wheels or springs, e.g. yokes
Arrangements for equalising or adjusting the load on wheels or springs, e.g. yokes · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B61F5/36 |
| Official title | Arrangements for equalising or adjusting the load on wheels or springs, e.g. yokes |
| Display label | Arrangements for equalising or adjusting the load on wheels or springs, e.g. yokes |
| Total patents | 16 |
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 | 2 |
| 2016 | 2 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 2 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rubber bushing for railroad trucks
US-2023001964-A1 · Jan 5, 2023 · US
Monitoring system for railway vehicle
US-11173932-B2 · Nov 16, 2021 · US
Onboard load sensor for use in freight railcar applications
US-2021156729-A1 · May 27, 2021 · US
Wheel load adjusting tool of railcar bogie, railcar bogie including the same, and method of manufacturing railcar bogie
US-10710614-B2 · Jul 14, 2020 · US
Method and transport vehicle for loading and unloading
US-10597047-B2 · Mar 24, 2020 · US
Weight shifting mechanism for a powered locomotive bogie
US-10464578-B2 · Nov 5, 2019 · US
Monitoring system for railway vehicle
US-2019270464-A1 · Sep 5, 2019 · US
Method And Transport Vehicle For Loading And Unloading
US-2019111947-A1 · Apr 18, 2019 · US
Truck for railcar
US-10232864-B2 · Mar 19, 2019 · US
Wheel load adjusting tool of railcar bogie, railcar bogie including the same, and method of manufacturing railcar bogie
US-2019009800-A1 · Jan 10, 2019 · US
Weight Shifting Mechanism for a Powered Locomotive Bogie
US-2018134305-A1 · May 17, 2018 · US
Truck for railcar
US-2016229426-A1 · Aug 11, 2016 · US
Railcar bogie
US-9376127-B2 · Jun 28, 2016 · US
Railcar bogie
US-2015083019-A1 · Mar 26, 2015 · US
Locomotive truck and method for distributing weight asymmetrically to axles of the truck
US-8935983-B2 · Jan 20, 2015 · US