ELECTROCHEMICAL CELL GROMMET
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United States of America Patent
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Issued Date -
Jun 18, 2020
app pub date -
Dec 13, 2019
filing date -
Dec 14, 2018
priority date (Note) -
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Abstract
A grommet for use in an electrochemical button cell to electrically insulate an anode can from a cathode can of the button cell includes a generally tubular sidewall and a plurality of projections. The generally tubular sidewall has an upper portion and a lower portion extending around a longitudinal axis. The upper portion tapers outwardly and upwardly away from the lower portion. The plurality of projections are spaced apart from one another and extend radially inward from the upper portion of the generally tubular sidewall toward the longitudinal axis.
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