Patent ID: 9340115
Filing Date: 2016-05-17
CPC Classification: B60L,E02F,H01M,Y02E,Y02T

Claim Text:
1. A shovel comprising: a power storage module; and an electric motor driven by electric power stored in the power storage module, wherein the power storage module includes a plurality of cell units stacked to form a stacked structure, wherein each of the cell units includes a power storage cell including a pair of electrode tabs; and a frame body configured to support the power storage cell, wherein the frame body surrounds the power storage cell when viewed with a line of sight parallel to a stacking direction of the stacked structure, wherein each of the frame bodies includes a screw-locking portion formed on a surface facing laterally and outwardly from the stacked structure, a top surface facing a first direction parallel to the stacking direction and a bottom surface facing a second direction opposite to the first direction, wherein the plurality of power storage cells are electrically connected by screw-locking the electrode tabs of the power storage cells to the screw-locking portions, the electrode tab extending from the inside of the frame body to the screw-locking portion passing above the top surface, and wherein a margin in directions in which the frame bodies approach each other in the stacking direction remains between the top surface and the bottom surface facing each other of the frame bodies adjacent to each other.