Invention Grant
- Patent Title: Spark plug having firing pad
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Application No.: US13962496Application Date: 2013-08-08
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Publication No.: US09673593B2Publication Date: 2017-06-06
- Inventor: Kevin J. Kowalski , Frederick J. Quitmeyer , Nathan A. Thomson , Curtis W. Verhoff , Richard L. Keller
- Applicant: Federal-Mogul Ignition Company
- Applicant Address: US MI Southfield
- Assignee: Federal-Mogul Ignition Company
- Current Assignee: Federal-Mogul Ignition Company
- Current Assignee Address: US MI Southfield
- Agency: Reising Ethington, P.C.
- Main IPC: H01T21/02
- IPC: H01T21/02 ; H01T13/20 ; H01T13/39

Abstract:
A spark plug has a firing pad attached to a center electrode or to a ground electrode. The firing pad is attached via laser welding and has a sparking surface with an overall fused area and an unfused area. In one or more embodiments, the overall fused area is located in part or more inboard of a peripheral edge of the firing pad.
Public/Granted literature
- US20140042892A1 SPARK PLUG HAVING FIRING PAD Public/Granted day:2014-02-13
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