Abstract 1. A SUBSTANTIALLY GAS-TIGHT MAINTENANCE-FREE CELL COMPRISING A SEALED HOUSING, A SUBSTANTIALLY CYLINDRICAL POSITIVE SUPPORT DISPOSED WITHIN SAID HOUSING, SAID SUPPORT HAVING UNDULATIONS INTHE SURFACE THEREOF TO INCREASE THE SURFACE AREA, POROUS POSITIVE ACTIVE MATERIAL FORMED AS A CYLINDER SURROUNDING SAID SUPPORT AND FILLING THE UNDULATIONS THEREOF, CYLINDRICAL POROUS SEPARATOR MATERIAL SURROUNDING SAID POSITIVE MATERIAL AND HAVING COMMUNICATING INTERSTICS THEREIN, A PERFORATE, LEAD, SUBSTANTIALLY CYLINDERICAL NEGATIVE SUPPORT, POROUS NEGATIVE ACTIVE MATERIAL ON THE SURFACES OF SAID NEGATIVE SUPPORT, SAID NEGATIVE SUPPORT AND NEGATIVE MATERIAL SURROUNDING SAID SEPARATOR, SAID NEGATIVE ACTIVE MATERIAL HAVING ELECTRICAL CAPACITY SUBSTANTIALLY IN EXCESS OF THE ELECTRICAL CAPACITY OF SAID POSITIVE ACTIVE MATERIAL, ELECTROLYTE SUBSTANTIALLY FILLING THE INTERSTICES IN SAID SEPARATOR MATERIAL AND SAID ACTIVE MATERIALS, THE RADICAL THICKNESS OF SAID POSITIVE ACTIVE MATERIAL BEING SUFFICIENT TO PROVIDE A LAYER OF UNOXIDIZED MATERIAL COMPLETELY COVERING SAID POSITIVE SUPPORT, IRRESPECTIVE OF THE STATE OF CHARGE OF SAID BATTERY, AND SPACED ELECTRICAL TERMINALS EXTERNALLY DISPOSED IN SAID HOUSING AND ELECTRICALLY COMMUNICATING WITH SAID POSITIVE AND NEGATIVE SUPPORTS RESPECTIVELY.
A SUBSTANTIALLY GAS-TIGHT MAINTENANCE-FREE CELL COMPRISING A SEALED HOUSING, A SUBSTANTIALLY CYLINDRICAL POSITIVE SUPPORT DISPOSED WITHIN SAID HOUSING, SAID SUPPORT HAVING UNDULATIONS INTHE SURFACE THEREOF TO INCREASE THE SURFACE AREA, POROUS POSITIVE ACTIVE MATERIAL FORMED AS A CYLINDER SURROUNDING SAID SUPPORT AND FILLING THE UNDULATIONS THEREOF, CYLINDRICAL POROUS SEPARATOR MATERIAL SURROUNDING SAID POSITIVE MATERIAL AND HAVING COMMUNICATING INTERSTICS THEREIN, A PERFORATE, LEAD, SUBSTANTIALLY CYLINDERICAL NEGATIVE SUPPORT, POROUS NEGATIVE ACTIVE MATERIAL ON THE SURFACES OF SAID NEGATIVE SUPPORT, SAID NEGATIVE SUPPORT AND NEGATIVE MATERIAL SURROUNDING SAID SEPARATOR, SAID NEGATIVE ACTIVE MATERIAL HAVING ELECTRICAL CAPACITY
Claim 2
Dependent Claim
93 words
A SUBSTANTIALLY GAS-TIGHT MAINTENANCE-FREE CELL COMPRISING A SEALED HOUSING, A SUBSTANTIALLY CYLINDRICAL POSITIVE SUPPORT DISPOSED WITHIN SAID HOUSING, SAID SUPPORT HAVING UNDULATIONS INTHE SURFACE THEREOF TO INCREASE THE SURFACE AREA, POROUS POSITIVE ACTIVE MATERIAL FORMED AS A CYLINDER SURROUNDING SAID SUPPORT AND FILLING THE UNDULATIONS THEREOF, CYLINDRICAL POROUS SEPARATOR MATERIAL SURROUNDING SAID POSITIVE MATERIAL AND HAVING COMMUNICATING INTERSTICS THEREIN, A PERFORATE, LEAD, SUBSTANTIALLY CYLINDERICAL NEGATIVE SUPPORT, POROUS NEGATIVE ACTIVE MATERIAL ON THE SURFACES OF SAID NEGATIVE SUPPORT, SAID NEGATIVE SUPPORT AND NEGATIVE MATERIAL SURROUNDING SAID SEPARATOR, SAID NEGATIVE ACTIVE MATERIAL HAVING ELECTRICAL CAPACITY