Patent ID: 8785022

Claim:
A secondary battery for an electronic appliance, comprising: a battery cell including a positive electrode, a negative electrode, and an electrolyte in a pack, a positive electrode terminal and a negative electrode terminal from the positive electrode and the negative electrode, respectively being each led out from a first side face of the battery cell; a battery cell holder including a face part and two opposing longitudinal faces, the battery cell holder accommodating the battery cell therein; and a cover including a terminal part configured to be connected to the positive and negative electrodes upon being connected to the positive electrode terminal and the negative electrode terminal and being faced outwardly, the cover adjoining the battery cell holder, wherein a cross section of an entirety of the secondary battery has a substantially trapezoidal flat plate shape including a long edge, a short edge that is shorter than the long edge, and opposing adjoining sides, which adjoin the long edge and the short edge, and wherein the terminal part is faced outwardly and is disposed closer to the short edge of the trapezoidal shape than to the long edge.