The terminal has a contact portion providing external electrical appliances. An insert portion (13) provides external electrical appliances with electrical connection through means of insertion. An engaging portion (15) is engaged on the terminal post of b...

The invention is to provide a bipolar plate having keys on at least two sides thereof, with such keys have piercing holes thereon; a bipolar plate, a membrane electrode assembly ("MEA") and a gasket are formed as a unit in the Bipolar Plate Assembly ("BPA"...

A terminal post (21) capable of delaying acidification thereof, mainly referring to the surface of a terminal post being formed with a plurality of grooves or protruding rings, so as to enlarge the contact surface between the posts and resin (12) filled in...

A terminal having nut-positioning device, comprising: a horizontal portion, a vertical portion and a nut-positioning device, wherein the horizontal (11) and vertical portions (12) respectively have a round hole (110,120) enabling the fastening device (20) ...

The invention provides a separator in lead acid battery, composed of fiber material and polymers; the polymers provide functions of increasing the mechanical strength for separators, avoiding shortage between positive and negative electrodes, and decreasin...