Blade battery and battery pack including same

A battery pack, comprising:

• a battery case;
• and
• a plurality of blade batteries arranged in a thickness direction of the plurality of blade batteries and mounted in the battery case,
• wherein each of the plurality of blade batteries comprises:
• at least one positive plate, wherein each of the at least one positive plate is provided with a first tab and a second tab that are respectively disposed at two adjacent edges of the positive plate;
• a plurality of negative plates, wherein the at least one positive plate and the plurality of negative plates are stacked in a first direction with edges of the at least one positive plate and the plurality of negative plates flush with each other, wherein each of two opposite sides of each of the at least one positive plate in the first direction is covered by one of the plurality of negative plates, and wherein each of the plurality of negative plates is provided with a third tab and a fourth tab that are respectively disposed at two adjacent edges of the negative plate, the first tab and the third tab being located at two opposite sides of the blade battery, respectively, and the second tab and the fourth tab being located at two opposite sides of the blade battery, respectively;
• a positive cover plate having a conductive region located at two adjacent sides of the blade battery where the first tab and the second tab are respectively located, wherein the positive cover plate is connected to the first tab and the second tab to form a positive electrode;
• and
• a negative cover plate having a conductive region located at two adjacent sides of the blade battery where the third tab and the fourth tab are respectively located, wherein the negative cover plate is connected to the third tab and the fourth tab to form a negative electrode.