Improvements in and relating to Secondary Batteries

19,632. Crowdus, W. A. Sept. 15. Secondary batteries.-Fig. 2 shows a horizontal section, and Fig. 3 a vertical section, through part of a battery. The positive electrodes have a sheet of sulphite pulp or paper b wrapped longitudinally around them, and against these coverings perforated plates d made from wood pulp are placed and the whole are held in place by channelled end pieces c of hard rubber. The covering b may also be applied to the negative electrodes. The electrodes are preferably of the kind described in Specification No. 1628, A.D. 1898.