Degassing system for an accumulator, and accumulator having a degassing system
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United States of America Patent
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Jun 9, 2015
Grant Date -
Oct 6, 2011
app pub date -
Sep 3, 2010
filing date -
Mar 7, 2008
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Abstract
A degassing system for a housing of an accumulator includes a labyrinth bolt having a bolt wall in which a plurality of channels are provided, which extend from the bolt interior toward outlets which are arranged in an axial section of the bolt wall. The degassing system also includes a labyrinth corso having a corso wall which, in the installed state, runs around the axial section of the bolt wall such that a gap is formed in the axial section between the bolt wall and the corso wall. The degassing system further includes a gas permeable membrane, which is arranged on an upper face of the labyrinth bolt.
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