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U.S. Department of Energy
Office of Scientific and Technical Information

Method and apparatus for making oxidized expanded lead battery grids

Patent ·
OSTI ID:6611965
A method of making lead-acid storage battery plates comprises advancing a narrow lead strip having a predetermined thickness longitudinally between two rows of progressive dies and cutters. The strip has a central,, longitudinal lugforming portion and two expandable grid-forming portions flanking the lug-forming portion and extending to both longitudinal edges of the strip.
Assignee:
General Motors Corporation
Patent Number(s):
US 3867000
OSTI ID:
6611965
Country of Publication:
United States
Language:
English