An electrochemical charge storage device (10) includes first and second electrodes (16) (22) with first and second current collectors (18) (24) respectively attached, an electrolyte (20) disposed between the electrodes and first and second metal foils (14) (26) to separate the electrodes (16) (22) from...http://www.google.ca/patents/US5591540?utm_source=gb-gplus-sharePatent US5591540 - Packaging for an electrochemical device and device using same
