Drum brake apparatus for vehicle
US-11383681-B2 · Jul 12, 2022 · US
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with wedging action of a brake-shoe, e.g. the shoe entering as a wedge between the brake-drum and a stationary part
with wedging action of a brake-shoe, e.g. the shoe entering as a wedge between the brake-drum and a stationary part · 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 | F16D51/60 |
| Official title | with wedging action of a brake-shoe, e.g. the shoe entering as a wedge between the brake-drum and a stationary part |
| Display label | with wedging action of a brake-shoe, e.g. the shoe entering as a wedge between the brake-drum and a stationary part |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Drum brake apparatus for vehicle
US-2020216042-A1 · Jul 9, 2020 · US
Drum brake
US-10088001-B2 · Oct 2, 2018 · US
Brake unit
US-10001185-B2 · Jun 19, 2018 · US
Drum Brake
US-2017211643-A1 · Jul 27, 2017 · US
Brake Unit
US-2016169308-A1 · Jun 16, 2016 · US