Manufacture of battery plates

Apparatus for filling enveloped plates for batteries with active material comprising at least one filling station comprising means for supporting the envelope of a plate assembled on its current conducting element in a substantially vertical plane and a filling manifold adapted to introduce a slurry of active material into the envelope of the plate located in the said supporting means, the apparatus further comprising, a slurry storage tank adapted to contain a supply of active material slurry, and provided with agitating means for maintaining the active material in the storage tank in a suspension as a slurry, and delivery means for delivering the slurry from the storage tank to the manifold of a selected filling station in which the delivery means include recirculating means for recirculating the slurry to the storage tank when the slurry is not being delivered to a filling station.

Apparatus for filling enveloped plates for batteries with active material comprising at least one filling station comprising means for supporting the envelope of a plate assembled on its current conducting element in a substantially vertical place and a filling manifold adapted to introduce a slurry of active material into the envelope of the plate located in the said supporting means, the apparatus further comprising, a slurry storage tank adapted to contain a supply of active material slurry, and provided with agitating means for maintaining the active material in the storage tank in a suspension as a slurry, and delivery means for delivering the slurry from the storage tank to the manifold of a selected filled station in which the means for supporting the plate are adapted to support tubular plates and comprise a frame carrying top and bottom clamps arranged to releaseably clamp the plate to the frame.

Apparatus for filling enveloped plates for batteries with active material comprising at least one filling station comprising means for supporting the envelope of a plate assembled on its current conducting element in a substantially vertical plane and a filling manifold adapted to introduce a slurry of active material into the envelope of the plate located in the said supporting means, the apparatus further comprising, a slurry storage tank adapted to contain a supply of active material slurry, and provided with agitating means for maintaining the active material in the storage tank in a suspension as a slurry, and delivery means for delivering the slurry from the storage tank to the manifold of a selected filling station, said plate comprising tubular plates and wherein the manifold has an outlet nozzle assembly consisting of rigid feed tubes spaced apart in a straight line with their centers on the centers of the tubes of the plate and having external diameters corresponding to the internal diameters of the tubes of the plate.

Apparatus for filling enveloped plates for batteries with active material comprising at least one filling station comprising means for supporting the envelope of a plate assembled on its current conducting element, in a substantially vertical plane and a filling manifold adapted to introduce a slurry of active material into the envelope of the plate located in the said supporting means, the apparatus further comprising, a slurry storage tank adapted to contain a supply of active material slurry, and provided with agitating means for maintaining the active material in the storage tank in a suspension as a slurry, and delivery means for delivering the slurry from the storage tank to the manifold of a selected filling station in which a pressure responsive valve is located in communication with the inlet side of each filling manifold.

Apparatus for filling enveloped plates for batteries with active material comprising at least one filling station comprising means for supporting the envelope of a plate assembled on its current conducting element in a substantially vertical plane and a filling manifold adapted to introduce a slurry of active material into the envelope of the plate located in the said supporting means, the apparatus further comprising a slurry storage tank adapted to contain a supply of active material slurry, and provided with agitating means for maintaining the active material in the storage tank in a suspension as a slurry, and delivery means for delivering the slurry from the storage tank to the manifold of a selected filling station in which at least two filling stations are provided for each pump and slurry storage tank and including a recirculating valve which comprises a three way valve for recirculating the slurry to the storage tank when the slurry is not being delivered to a filling station.