Patent ID: 6201686
Filing Date: 2001-03-13
Classification: B60L,H01G,Y02E,Y02T

Abstract:
An electric double layer capacitor comprising:a positive electrode provided with a positive current collecting lead and a negative electrode provided with a negative current collecting lead interposed by a separator in a bottomed metallic casing filled with an electrolyte, wherein at least one of the positive current collecting lead and the negative current collecting lead is connected to at least one of respective electrode terminals attached in an electrically insulated state to a metallic cover member for sealing an opening of the metallic casing;each of the electrode terminals including an engaging plate formed integrally with a shaft portion of the terminal, and the engaging plate having a linear edge portion which is brought into contact with an electrically insulating member disposed inside the metallic cover member to prevent the electrode terminal from rotating with respect to the axial direction of the terminal.