High speed flywheel
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United States of America Patent
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Apr 5, 2016
Grant Date -
Sep 29, 2011
app pub date -
Jul 23, 2009
filing date -
Sep 8, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A high speed flywheel system, including a flywheel mounted on a shaft, the flywheel being located within an evacuated chamber within a housing, wherein the chamber is sealed by seals including a cavity containing sealing fluid, wherein the seal cavity can be topped up with sealing fluid from a reservoir, the reservoir having an aperture open to the atmosphere for pressure equalization, the flywheel housing being mounted on the shaft via a bearing arrangement including at least one bearing situated externally to the chamber.
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