Patent ID: 9692023
Date: 2017-06-27
CPC Classifications: H01M,Y02E

Claim:
1. An electricity storage module comprising: a stack formed by stacking a plurality of electricity storage elements having positive and negative lead terminals that protrude outward from end portions thereof, wherein differently polarized lead terminals of adjacent ones of the electricity storage elements are bent in opposite directions and connected by superimposing and welding together end portions thereof, wherein the electricity storage module further comprises a plurality of holder members made of an insulating resin for holding the electricity storage elements, wherein the plurality of holder members are provided with insertion ports into which jigs for welding together the differently polarized lead terminals of the adjacent electric cells can be inserted from a direction transverse to the direction of the protrusion of the lead terminals, the insertion ports being formed between adjacent ones of the plurality of holder members in a state in which at least some of the plurality of holder members are stacked.