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1. (WO2018106873) COMBUSTION PRE-CHAMBER DEVICE FOR AN AN INTERNAL COMBUSTION ENGINE

Pub. No.:    WO/2018/106873    International Application No.:    PCT/US2017/065032
Publication Date: Fri Jun 15 01:59:59 CEST 2018 International Filing Date: Fri Dec 08 00:59:59 CET 2017
IPC: F01P 3/16
F01P 3/02
F02B 19/10
F02B 19/12
F02P 13/00
H01T 13/54
Applicants: CUMMINS, INC.
Inventors: PERR, Andrew P.
SAAD, Philipe F.
AKINOLA, Akintomide K.
LEWIS, JR., Rick Vaughan
DOIG, Dwight A.
Title: COMBUSTION PRE-CHAMBER DEVICE FOR AN AN INTERNAL COMBUSTION ENGINE
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 a number of bores that open at an outer surface thereof that extend into the body and receive a coolant flow to provide cooling for a combustion pre-chamber of the combustion pre-chamber device.