Internal pre-chamber (IPC) ignition device for turbulent jet ignition in reciprocating engines
US-12078095-B1 · Sep 3, 2024 · US
This page is not indexed by search engines while we improve data quality.
the isolation being effected by a protuberance on piston or cylinder head
the isolation being effected by a protuberance on piston or cylinder head · 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 | F02B19/04 |
| Official title | the isolation being effected by a protuberance on piston or cylinder head |
| Display label | the isolation being effected by a protuberance on piston or cylinder head |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spark ignition internal combustion engine
US-11879378-B2 · Jan 23, 2024 · US
Spark ignition internal combustion engine
US-2023047309-A1 · Feb 16, 2023 · US
Internal combustion engine with pre-chamber
US-11215109-B2 · Jan 4, 2022 · US
Internal combustion engine with pre-chamber
US-2021246822-A1 · Aug 12, 2021 · US
System and method for staged pre-chamber purging
US-11002177-B2 · May 11, 2021 · US
System and Method for Staged Pre-Chamber Purging
US-2020158005-A1 · May 21, 2020 · US
Pre-chamber ignition system
US-10364738-B2 · Jul 30, 2019 · US
Two-stage supercharging internal combustion engine having an exhaust-gas aftertreatment arrangement, and method for operating a two-stage supercharged internal combustion engine
US-10107180-B2 · Oct 23, 2018 · US
Pre-chamber ignition system
US-2018128157-A1 · May 10, 2018 · US
Internal combustion engine with two-stage supercharging capability and with exhaust-gas aftertreatment arrangement, and method for operating an internal combustion engine of said type
US-2016312687-A1 · Oct 27, 2016 · US
Combustion chamber structure for engine
US-9267421-B2 · Feb 23, 2016 · US
Combustion chamber structure for engine
US-2015167536-A1 · Jun 18, 2015 · US