Battery charging system for submarines

Claim 1

IN A SYSTEM FOR AGITATING THE ELECTROLYTE OF A PLURALITY OF INDIVIDUAL STORAGE BATTERIES IN A SUBMARINE DURING THEIR CHARGING, WHERE THE ATMOSPHERE PRESSURE WITHIN EACH BATTERY INCREASES WHEN THE CHARGING STOPS DUE TO EQUALIZATION OF THE PRESSURES WITHIN THE BATTERIES WITH THE AIR PRESSURE SURROUNDING THEM, THE COMBINTION OF A BATTERY TANK ROOM CONTAINING A PLURALITY OF SUCH INDIVIDUAL STORAGE BATTERIES EACH VENTED INTO SAID ROOM, AN ENGINE HAVING AN INTAKE MANIFOLD AND OPERATED DURING CHARGING OF THE BATTERIES, MEANS INCLUDING SAID INTAKE MANIFORD FOR PASSING AIR THROUGH SAID ROOM TO CARRY OFFF HYDROGEN GAS RELEASED FROM SAID BATTERIES THROUGH THEIR VENTS INTO SAID ROOM DURING CHARGING, OF THE BATTERIES, BURNING THE MIXTURE OF AIR AND HYDROGEN IN SAID ENGINE, AND CREATING A SMALL VACUUM IN SAID ROOM AND THROUGH SAID ROOM INSIDE SAID BATTERIES, MEANS IN EACH BATTERY FOR LOCALLY CIRCULTING THE ELECTROLYTE THEREIN UPON ADMISSION OF A STREAM OF COMPRESSED AIR INTO A LATERALLY CONFINED UPRIGHT ZONE OF THE ELECTROLYTE OF EACH BATTERY, WHICH ZONE TERMINATES AT AN OPEN, UPPER END AJACENT THE TOP OF THE ELECTROLYTE AND DISCHARGES INTO SAID ELECTROLYTE, AND OPENS AT ITS LOWER END INTO THE ELECTROLYTE WELL BELOW THE SAID UPPER SURFACE