Invention Grant
- Patent Title: Systems and methods for an exhaust gas recirculation valve cartridge in an integrated exhaust manifold cylinder head
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Application No.: US16428555Application Date: 2019-05-31
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Publication No.: US11255299B2Publication Date: 2022-02-22
- Inventor: Paul Thomas Reinhart , Chad Michael Strimpel , Justin Craft , Gianluca Mantovano , Jacob Andrew Pleshe
- Applicant: Ford Global Technologies, LLC
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: Geoffrey Brumbaugh McCoy Russell LLP
- Main IPC: F02M26/30
- IPC: F02M26/30 ; F02F1/24 ; F02M26/73 ; F02M26/41 ; F02F1/38

Abstract:
Systems and methods are provided for an exhaust gas recirculation (EGR) system in a vehicle. In one example, a system may include a cylinder head including an integrated exhaust manifold (IEM), an EGR cartridge including an EGR valve positioned in the cylinder head at a central collector region of the IEM, and a water jacket formed within the cylinder head, the water jacket including at least one cooling passage that extends around a circumference of the EGR cartridge. In this way, an EGR system is provided that has a reduced volume between an exhaust valve of a cylinder to the EGR valve, reducing packaging space and complexity of the EGR system while increasing engine performance.
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