Patent ID: 7498099

Claim:
A film covered battery comprising: a laminate battery element having a first side and a second side in a thickness direction thereof, said battery element having a plurality of positive electrodes and a plurality of negative electrodes which are alternately laminated, and each of the positive electrodes and the negative electrodes comprising a tab protruding therefrom; a flexible casing comprised of two halves for sandwiching said battery element from said first side and said second side of said battery element to seal said battery element, said casing including a recess in one of said halves for receiving said battery element on said first side of said battery element; positive and negative charge collectors formed, respectively, by collectively joining the tabs of said positive electrodes in the thickness direction and collectively joining the tabs of said negative electrodes in the thickness direction, said charge collectors being substantially planar and parallel to said sides of said battery element; and lead terminals connected respectively to said positive charge collector and said negative charge collector, said lead terminals being substantially planar or having a crank shape, and the connected surfaces of said lead terminals connected respectively to said positive and negative charge collectors being horizontal and being positioned between and parallel to said first side and said second side of said battery element.