Invention Grant
- Patent Title: Combustion pre-chamber device for an internal combustion engine
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Application No.: US16918090Application Date: 2020-07-01
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Publication No.: US11434811B2Publication Date: 2022-09-06
- Inventor: Xu Han , Xiao Qin , Alan C. Anderson , Nicholas James Welch
- Applicant: Cummins Inc.
- Applicant Address: US IN Columbus
- Assignee: Cummins Inc.
- Current Assignee: Cummins Inc.
- Current Assignee Address: US IN Columbus
- Agency: Taft Stettinius & Hollister LLP
- Main IPC: F02B19/08
- IPC: F02B19/08 ; F02B19/02 ; F02B19/10 ; F02P13/00

Abstract:
A combustion pre-chamber device for a spark ignition internal combustion engine is configured to engage a spark plug and be mounted to a cylinder head in communication with a combustion chamber of a cylinder of the engine. The combustion pre-chamber device includes any one or combination of a number of features to improve operating effectiveness, including extending the combustion operating range by improving cooling and optimizing the flow field inside the combustion pre-chamber device.
Public/Granted literature
- US20200332705A1 COMBUSTION PRE-CHAMBER DEVICE FOR AN INTERNAL COMBUSTION ENGINE Public/Granted day:2020-10-22
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