| Patent Number |
Title Of Patent |
Date Issued |
| 4648177 |
Method for producing a sealed lead-acid cell |
March 10, 1987 |
| A sealed gas recombining lead-acid cell with absorbed electrolyte is produced by assembling unformed plates and high porosity glass mat separator whose surface area is from 0.2-1.7 m.sup.2 /g, adding a limited quantity of acid into the cell, and then either prior to or after sealing |
| 4637966 |
Sealed lead-acid cell |
January 20, 1987 |
| A sealed gas recombining lead-acid cell with absorbed electrolyte is produced by assembling unformed plates and high porosity glass mat separator whose surface area is from 0.2-1.7 m.sup.2 /g, adding a limited quantity of acid into the cell, and then either prior to or after sealing |
| 4495259 |
Vibration resistant battery |
January 22, 1985 |
| An electrode plate group combination insulator and vibration support at least partially envelopes a plate group connecting strap. The insulator and vibration support includes a comb-like portion which underlies the strap, having teeth which intermesh with tabs projecting from the plates, |
| 4421832 |
Electrochemical cell |
December 20, 1983 |
| An electrochemical cell of the limited electrolyte type is described having a cell pack comprised of the normal absorbent separator interleaved and compressed between positive and negative plates, the electrolyte absorbed within pores of the separator and plates, and a container encasing |
| 4414295 |
Battery separator |
November 8, 1983 |
| A multi-layered gas permeable separator for lead-acid maintenance-free batteries, particularly for sealed gas recombining type rechargeable lead-acid batteries, is disclosed. The outer separator layers, adapted to be positioned against the opposite polarity plates of the battery, are |
| 4383011 |
Multicell recombining lead-acid battery |
May 10, 1983 |
| A recombining lead-acid battery with absorbed electrolyte is disclosed having multiple cells positioned in a sealed monobloc container, and cell partitioning members constructed to define a gas space common to all the cells of the battery. When the battery is overcharged imbalance in |
| 4346151 |
Multicell sealed rechargeable battery |
August 24, 1982 |
| A multicell sealed rechargeable battery is disclosed including an open mouth monobloc container formed of a plurality of cup-shaped cell holders interconnected at mutual tangent zones, electrochemical cells of the rechargeable type fitting into the cell holders and interconnected to form |
| 4295029 |
Battery strap connection welding method |
October 13, 1981 |
| A unitary welded connection between a projecting leg of a cell connecting strap and collector tabs emanating from the plates of the cell is disclosed, the leg having boss protrusion(s) to eliminate bridge welds. |
| 4259419 |
Vibratory welding of battery components |
March 31, 1981 |
| Thermoplastic battery cover and container piece parts are fused together using vibratory energy, particularly ultrasonic welding, in which the horn has a depending skirt extending along an outer wall of the container and which serves to maintain the cover and container in mutual alignmen |
| 4241151 |
Battery strap welded connection |
December 23, 1980 |
| A unitary welded connection between a projecting leg of a cell connecting strap and collector tabs emanating from the plates of the cell is disclosed, the leg having boss protrusion(s) to eliminate bridge welds. |
| 4216277 |
Vibration resistant electrochemical cell |
August 5, 1980 |
| A molded plastic lid for an electrochemical cell is provided with upstanding protuberant ribs or the like in a position to give direct mechanical support to a post connecting strap, which has been found to greatly improve cell vibration resistance. |
| 4196757 |
Offset perforated lead-acid battery grid method |
April 8, 1980 |
| A method for producing a grid for a lead-acid battery is disclosed having a network of integrally interconnected strands of lead in which a portion of the strands are offset and project from one face of the grid while a second portion of the strands project and are offset to the other op |
| 4158300 |
Apparatus for producing a spirally wound electrochemical cell |
June 19, 1979 |
| A spirally wound element comprising opposite polarity plates and interleaved separator is described, for use in electrochemical cylindrical configured cells. The cell pack has a uniform predetermined cross section irrespective of variation in component thickness as long as such thick |
| 4151331 |
Offset perforated lead-acid battery grid |
April 24, 1979 |
| A grid for a lead-acid battery is disclosed having a network of integrally interconnected strands of lead in which a portion of the strands are offset and project from one face of the grid while a second portion of the strands project and are offset to the other opposed face of the grid, |
| 4112202 |
Spirally wound electrochemical cell and method and apparatus for its production |
September 5, 1978 |
| A spirally wound element comprising opposite polarity plates and interleaved separator is described, for use in electrochemical cylindrically configured cells. The cell pack has a uniform predetermined cross section irrespective of variation in component thicknesses as long as such t |
| 4099401 |
Method of producing spirally wound electrochemical cells |
July 11, 1978 |
| A spirally wound element comprising opposite polarity plates and interleaved separator is described, for use in electrochemical cylindrically configured cells. The cell pack has a uniform predetermined cross section irrespective of variation in component thicknesses as long as such t |
| 4064725 |
Apparatus for making spirally wound electrochemical cells |
December 27, 1977 |
| A spirally wound element comprising opposite polarity plates and interleaved separator is described, for use in electrochemical cylindrically configured cells. The cell pack has a uniform predetermined cross section irrespective of variation in component thicknesses as long as such t |
| 4050482 |
Battery plate pasting method and apparatus |
September 27, 1977 |
| Method and apparatus are disclosed for the pasting of foraminous battery plate substrates with viscous, thixotropic pastes using an extrusion type bifurcated nozzle. |
