Lead accumulator
AssigneeSociete Anonyme dite: Compagnie Generale d'Electricite
InventorsClaude Pascon, Georges Marcellin
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Abstract
Lead accumulator which comprises a plurality of elements each consisting of a negative plate, a positive plate and separating means intercalated between these plates, the said separating means comprising a first and a second microporous separator, between which spacers define channels, characterized in that the thickness of the channels (11) is between 0.5 mm and 2 mm and in that the width of the channels (11) is between 2 mm and 10 mm. Particularly valuable application in traction batteries.
Claims12
In a lead accumulator comprising a plurality of elements, each element consisting of a negative plate, a positive plate and separating means intercalated between said plates, said separating means comprising first and second microporous separators including spacers defining channels therebetween, the improvement wherein:
- the positive plate (4) and the negative plate (1) have a height between 100 mm and 600 mm,
- each microporous separator has a thickness of approximately 1.5 mm,
- the thickness of the channels (11) is between 0.5 mm and 2 mm and wherein the width of the channels (11) is between 2 mm and 10 mm.
Dependencies are inferred from the claim text.