Storage battery case

Claim 1

A STORAGE BATTERY ASSEMBLY COMPRISING A NUMBER OF INDIVIDUALLY PERFORMED CELL BOXES ADAPTED FOR INTERCONNECTED GROUPING IN ANY SELECTED COMBINATION OF ADJOINING BOXES, EACH BOX HAVING FOUR VERTICAL WALLS IN RECTANGULAR RELATION, LIKE SETS OF THREE NARROW ELONGATE EXTERNAL BOSSES CARRIED BY AND PROJECTED LATERALLY FROM SAID WALLS, TWO BOSSES OF EACH SET BEING PAIRED IN SUPERPOSED VERTICALLY SPACED APART RELATION AND BEING PROVIDED WITH FLAT BEARING FACES AT THE BOTTOM OF THE UPPERMOST OF THE TWO BOSSES AND AT THE TOP OF THE LOWERMOST OF THE TWO BOSSES AND THE REMAINING ONE BOSS BEING POSITIONED IN END TO END SUCCESSION WITH AND VERTICALLY OFFSET FROM SAID TWO BOSSES AND IN HORIZONTAL ALIGNMENT WITH AND OF A VERTICAL WIDTH CORRESPONDING TO THE VERTICAL SPACE BETWEEN SAID FLAT BEARING FACES AND SAID ONE BOSS HAVING FLAT TOP AND BOTTOM BEARING FACES TO MATE WITH THE UPPER AND LOWER FLAT BEARING FACES OF ALIKE SET OF BOSSES ON ANOTHER CELL BOX, ALL OF SUCH SETS OF BOSSES BEING OF SIMILAR PATTERN AND IN COMPLEMENTAL LOCATION AS VIEWED IN ELEVATION ON THE VERTICAL WALLS FOR INTERNESTED FITMENT OF THE FORMATIONS ON ANY WALL WITH MATING FORMATIONS OF A WALL OF ANOTHER BOX BY RELATIVE MOVEMENT OF A PAIR OF BOXES TOWARD ONE ANOTHER IN A DIRECTION AT RIGHT ANGLES TO THE VERTICAL WALLS.