Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 331
lead—the active material. This in turn isenclosed in a hard rubber tube providedwith a large number of horizontal slitswhich allow the electrolyte, or solution, toreach the active material. Fig. G4, whichshows a vertical section of a single pencil,makes this construction clear. Each tubeis provided… … ACT/l/£ MATERIAL r^ SLITS HARDRUBBER TUBE 1^— coNDUcTina CORE Fig. 64. Section of ExidePositive Tube 296 STORAGE BATTERIES elasticity, thus allowing for changes in volume of the active material.Fig. 66 shows a complete positive plate. The negative plate is thestandard Exide type. The ad-vantages…
Electrical engineering
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