CASE CONTAINING SECONDARY BATTERY

摘要

A CASE FOR A SECONDARY BATTERY AND A MANUFACTURING METHOD THEREOF IN A CASE FOR A SECONDARY BATTERY, A PAN (11) HAS A SPACE FOR ACCOMMODATING A BATTERY MAIN BODY (4) AND AN OPENING AT THE UPPER SIDE THEREOF A FIRST BONDING PORTION (12) EXTENDS ALONG THE EDGE OF THE PAN A COVER PORTION (15) IS EXTENDED FROM THE UPPER PORTION OF ONE SIDE OF THE PAN FOR CLOSING THE OPENING OF THE PAN BY BEING FOLDED ONTO THE PAN. A SECOND BONDING PORTION EXTENDS ALONG THE EDGE OF THE COVER PORTION AND CORRESPONDINGLY ATTACHED TO THE FIRST BONDING PORTION WHEN FOLDED ONTO THE PAN. THUS, MASS PRODUCTION OF THE CASE IS POSSIBLE AND THE BONDING PORTION BECOMES FIRM.(FIG. 1)