Secondary battery including cap assembly with reinforcement plate
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United States of America Patent
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Jul 27, 2021
Grant Date -
Jun 29, 2017
app pub date -
Nov 30, 2016
filing date -
Dec 24, 2015
priority date (Note) -
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Abstract
A secondary battery including: an electrode assembly; a case accommodating the electrode assembly; and a cap assembly coupled to the case. The cap assembly includes: a cap-up exposed at a top of the cap assembly; a safety vent under the cap-up; and a reinforcement plate between the cap-up and the safety vent and extending along a periphery of the cap-up. The safety vent includes a protrusion protruding toward the electrode assembly and is electrically connected to the electrode assembly via the protrusion.
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