Storage cell battery incorporating a safety device
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United States of America Patent
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Jul 29, 2003
Grant Date -
Dec 27, 2001
app pub date -
Jun 20, 2001
filing date -
Jun 26, 2000
priority date (Note) -
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Abstract
A storage cell battery includes at least one cell having an enclosure containing an electrode assembly impregnated with an electrolyte and including at least one positive electrode, at least one negative electrode and at least one separator disposed between the electrodes. The cells are housed in a common container provided with a first orifice. A safety device includes an anomaly detector, a storage tank containing a non-inflammable gas under pressure and connected to the first orifice, and a control system in the form of a pyrotechnic mechanism for controlling the admission of the gas into the common container.
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