Abstract:
Springlike packing ribs integrally molded with the walls of a battery container permit a single container to accommodate elements of varying thicknesses, thus reducing the number of different sizes of containers and container molds required for battery manufacturing.
Abstract:
AN AUTOMATIC, DUAL LEVEL, SATETY FILLING DEVICE IS INCORPORATED IN THE COVER OF A LEAD ACID BATTERY AND COMPRISES THREE OPENINGS IN THE COVER OVER EACH CELL AND ARE REFERRED TO AS THE WINTER HOLE, SUMMER HOLE, AND VENT HOLE RESPECTIVELY. A CLOSURE IS SLIDABLY ATTACHED TO THE COVER TO CLOSE THE WINTER AND SUMMER HOLES, OR THE SUMMER AND THE VENT HOLES, OR THE VNET HOLE ONLY. WHEN THE BATTERY NEEDS SERVICING, WATER OR ELECTROLYTIC SOLUTION IS POURED INTO THE UNCOVERED WINTER HOLE AND DEPENDING UPON
WHETHER THE CLOSURE COVERS THE SUMMER HOLE AND THE VENT HOLE, OR THE VNET HOLE ONLY THE SOLUTION IN THE CELL RISES TO A "WINTER LEVEL" OR TO A "SUMMER LEVEL" RESPECTIVELY.