Pressure control valve structure and power storage module
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United States of America Patent
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-
Feb 20, 2024
Grant Date -
May 27, 2021
app pub date -
Nov 16, 2020
filing date -
Nov 26, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A pressure control valve structure includes a wall portion having a plurality of communication holes communicating with their associated internal spaces, a plurality of projections protruding outwardly from a wall surface of the wall portion so as to surround their associated communication holes, a plurality of elastic valve bodies closing their associated communication holes in contact with the projections, an outer peripheral wall portion protruding from the wall surface so as to surround the plurality of projections collectively, and a cover made of a resin and fixed to the outer peripheral wall portion, the cover compressing the elastic valve bodies towards their associated projections. The cover has a thick-walled portion where the cover is made partially thick in an outer surface of the cover.
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