Patent ID: 8889279
Filing Date: 2014-11-18
Classification: H01M,Y02E

Abstract:
1. A battery pack, comprising: a plurality of batteries divided into first batteries in a first stack and second batteries in a second stack, the first stack being adjacent to the second stack; a circuit board electrically connected to the batteries; a cell guide between adjacent ones of the batteries, the cell guide including a first cell guide and a second cell guide, the first cell guide including support units for accommodating the first batteries, the second cell guide including a post extending from the first cell guide and projecting between the second batteries, and the first cell guide and the second cell guide being disposed perpendicular to each other and; a case accommodating the plurality of batteries and the circuit board wherein: the post of the second cell guide includes a plurality of battery mounting portions forming a groove extending through a center of the post, a thickness of each of the battery mounting portions gradually increases in a direction toward the first cell guide, and the groove correspondingly gradually decreases in size as the thickness of each of the battery mounting portions increases in a direction toward the first cell guide.