Integral battery tab

摘要

One aspect of the present disclosure relates to a wound electromechanical storage device assembly including a negative electrode sheet, a plurality of negative electrode tabs which are integral to and extend from the negative electrode sheet, a positive electrode sheet, a plurality of positive electrode tabs which are integral to and extend from the positive electrode sheet, and a separator sheet disposed between the negative and positive electrode sheets, wherein the negative electrode sheet, positive electrode sheet, and separator sheet are wound around a common axis to form a plurality of windings, and wherein each winding includes one negative electrode tab and one positive electrode tab.

主权项

1. A wound electromechanical storage device assembly comprising:
a negative electrode sheet; a plurality of negative electrode tabs which are integral to and extend from the negative electrode sheet, the negative electrode tabs cut from the wound assembly around a common axis; a positive electrode sheet; a plurality of positive electrode tabs which are integral to and extend from the positive electrode sheet, the positive electrode tabs cut from the wound assembly around the common axis; a separator sheet disposed between the negative and positive electrode sheets, wherein the negative electrode sheet, positive electrode sheet, and separator sheet are wound around the common axis to form a plurality of windings, wherein each winding comprises one negative electrode tab and one positive electrode tab; and wherein the negative electrode tabs and the positive electrode tabs are arranged at opposite ends of the common axis.