Patent ID: 11973192
Assignee: E-ONE MOLI ENERGY CORP.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. An electrode body, applied to a cylindrical lithium battery, which is a wound body formed by winding a laminated body, the laminated body comprising:
a negative electrode sheet, being a negative electrode substrate, the negative electrode substrate having a negative electrode upper surface and a negative electrode lower surface opposite to the negative electrode upper surface, the negative electrode upper surface having a first negative electrode coating, a first bare negative electrode coating, a second bare negative electrode coating and a third bare negative electrode coating, the negative electrode lower surface having a second negative electrode coating, a fourth bare negative electrode coating, a fifth bare negative electrode coating and a sixth bare negative electrode coating, wherein the first bare negative electrode coating and the fourth bare negative electrode coating are configured in opposite, the second bare negative electrode coating and the fifth bare negative electrode coating are configured in opposite, and the third bare negative electrode coating and the sixth bare negative electrode coating are configured in opposite;
a first separator, disposed on the negative electrode sheet;
a positive electrode sheet, disposed on the first separator, the positive electrode sheet being a positive electrode substrate, the positive electrode substrate having a positive electrode upper surface and a positive electrode lower surface opposite to the positive electrode upper surface, the positive electrode lower surface facing the negative electrode upper surface, the positive electrode upper surface having a first positive electrode coating, a first bare positive electrode coating, a second bare positive electrode coating and a third bare positive electrode coating, the positive electrode lower surface having a second positive electrode coating, a fourth bare positive electrode coating, a fifth bare positive electrode coating and a sixth bare positive electrode coating, wherein the first bare positive electrode coating and the fourth bare positive electrode coating are configured in opposite, the second bare positive electrode coating and the fifth bare positive electrode coating are configured as fully staggered, and the third bare positive electrode coating and the sixth bare positive electrode coating are configured in opposite;
a plurality of cathode tabs, one end of a first cathode tab among the plurality of cathode tabs being connected to the first bare positive electrode coating or the fourth bare positive electrode coating, one end of a second cathode tab among the plurality of cathode tabs being connected to the third bare positive electrode coating or the sixth bare positive electrode coating, one other end of the first cathode tab and one other end of the second cathode tab respectively extending outward and protruding from one end of the wound body; and
a plurality of anode tabs, one end of a first anode tab among the plurality of anode tabs being connected to the first bare negative electrode coating or the fourth bare negative electrode coating, one end of a second anode tab among the plurality of anode tabs being connected to the second bare negative electrode coating or the fifth bare negative electrode coating, one end of a third anode tab among the plurality of anode tabs being connected to the third bare negative electrode coating or the sixth bare negative electrode coating, one other end of the first anode tab, one other end of the second anode tab and one other end of the third anode tab respectively extending outward and protruding from one other end of the wound body.