Direct injection gas injector with an elastomer seal
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United States of America Patent
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Nov 2, 2021
Grant Date -
Oct 26, 2017
app pub date -
Sep 29, 2015
filing date -
Nov 28, 2014
priority date (Note) -
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Abstract
A gas injector for injecting a gaseous fuel directly into a combustion chamber of an internal combustion engine, having a valve closing element for releasing and closing a through-opening, a first seal seat between the valve closing element and a valve body, the first seal seat being a metallic seal seat having two metallic sealing partners, and having a second seal seat between the valve closing element and a stationary component, the second seal seat having at least one elastomer seal as sealing partner, the first seal seat being situated closer to the combustion chamber than is the second seal seat.
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