SEALED LEAD ACCUMULATOR Russian patent published in 2002 - IPC

FIELD: electrical engineering; chemical power supplies. SUBSTANCE: accumulator is provided in addition with glass-and-felt separator that functions as damper. Glass-and-felt separator is installed so that it contacts end surfaces of separators in electrode block. Damping glass-and-felt separator enables saving reserve of sulfuric acid electrolyte at reduced electrode-to- electrode clearance which increases accumulator service life by 1.5-1.7 times. EFFECT: enhanced capacity and service life of accumulator. 2 dwg, 1 tbl