Internal combustion engine including a mass differential gear including two balance shafts
US-11971080-B2 · Apr 30, 2024 · US
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for lubricating balance shafts
for lubricating balance shafts · 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 | F01M2011/028 |
| Official title | {for lubricating balance shafts} |
| Display label | for lubricating balance shafts |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 3 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Internal combustion engine including a mass differential gear including two balance shafts
US-2022325776-A1 · Oct 13, 2022 · US
Balancer apparatus equipped with oil pump
US-11280231-B2 · Mar 22, 2022 · US
Internal combustion engine unit
US-11236649-B2 · Feb 1, 2022 · US
Balancer apparatus equipped with oil pump
US-2021396165-A1 · Dec 23, 2021 · US
Balancer device for internal combustion engine
US-10914358-B2 · Feb 9, 2021 · US
Balancer device and lubricating system for oil pump and balancer shaft bearing
US-10851685-B2 · Dec 1, 2020 · US
Internal combustion engine unit
US-2020332684-A1 · Oct 22, 2020 · US
Internal combustion engine
US-10774701-B2 · Sep 15, 2020 · US
Balancer device for internal combustion engine
US-2020232538-A1 · Jul 23, 2020 · US
Balancer device and lubricating system for oil pump and balancer shaft bearing
US-2020018198-A1 · Jan 16, 2020 · US
Internal combustion engine
US-2020011217-A1 · Jan 9, 2020 · US
Internal combustion engine
US-2019383383-A1 · Dec 19, 2019 · US
Engine lubrication structure and motorcycle
US-10301982-B2 · May 28, 2019 · US
Engine lubrication structure and motorcycle
US-10190452-B2 · Jan 29, 2019 · US
Lubricating structure of internal combustion engine and motorcycle
US-10087796-B2 · Oct 2, 2018 · US
Internal combustion engine having oil baffle
US-10060309-B2 · Aug 28, 2018 · US
Lubricating structure of internal combustion engine and motorcycle
US-10018084-B2 · Jul 10, 2018 · US
Engine lubrication structure and motorcycle
US-2018179924-A1 · Jun 28, 2018 · US
Internal combustion engine having oil baffle
US-2018087416-A1 · Mar 29, 2018 · US