COVERING STRUCTURE FOR CELL, ITS MAKING METHOD, AND CELL PREVENTING CONTAMINATION BY AIR WHEN ABNORMAL TEMPERATURE RISE

摘要

PROBLEM TO BE SOLVED: To provide a cell covering structure which prevents the cell therein from being contaminated by air inflow when the cell is heated abnormally. SOLUTION: The cell covering structure comprises a plurality of covers having openings, the positions of which are shifted out of each other opening position when the cell are laminatedly covered with the plurality of covers.