Systems and methods for a cylinder bore coating fill material
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United States of America Patent
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Feb 2, 2021
Grant Date -
Dec 24, 2020
app pub date -
Jun 19, 2019
filing date -
Jun 19, 2019
priority date (Note) -
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Abstract
Methods and systems are provided for filling surface pores of a cylinder inner surface coating with one or more fill materials to provide desired material and performance properties. In one example, a cylinder for an engine includes an inner surface including a coating having a plurality of surface pores, at least a portion of the plurality of surface pores filled with one or more fill materials, the one or more fill materials configured to decrease friction, increase tribofilm formation, adjust heat transfer, decrease material deposit, and/or decrease run-in duration.
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