Patent ID: 8685557

Claim:
An electrode assembly comprising: a mandrel comprising a positive portion, a negative portion, and one or more removable portions, capable of detachment by cutting or breaking; wherein the positive portion and the negative portion are adjacent to and connected by the one or more removable portions; and wherein the mandrel includes a passage from a first face to a second face dividing the positive and negative portions; a positive electrode attached to the positive portion; a negative electrode attached to the negative portion; a positive feedthrough pin; a negative feedthrough pin; and a separator; wherein the positive portion has a first groove configured to accept the positive feedthrough pin and the negative portion has a second groove configured to accept the negative feedthrough pin; wherein the positive electrode and the positive feedthrough pin are conductively connected to the mandrel on the positive portion; wherein the negative electrode and the negative feedthrough pin are conductively connected to the mandrel on the negative portion; and wherein the separator passes through the passage in the mandrel so as to be interposed to the positive portion on the first face and the negative portion on the second face.