Abstract: A method of assembling a cylindrical storage battery includes the step of mounting a block of electrodes in the body of the cylindrical storage battery, and the lid thereof with a gasket is installed on the body of the cylindrical storage battery. Thereupon, the edge of the body of the cylindrical storage battery is rolled-in through the gasket to the storage battery lid, the cylindrical storage battery is filled with a measured quantity of electrolyte, the cylindrical storage battery is electrically charged and discharged and a valve is installed in the lid of the cylindrical storage battery.