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

Connector aperture seal for a galvanic cell

Patent ·
OSTI ID:6495487
A flat galvanic cell having a plastic envelope surrounding and sealing its active elements is disclosed with a connector extending from a metal plate and piercing the envelope wall. A seal against electrolyte leakage is provided as a subassembly comprising the connector secured to the metal plate which is coated with a resin, a graphite dispersion in polyvinyl chloride, and bonded to the interior face of an envelope wall by an adhesive, a butadiene based elasomeric hot melt adhesive. The subassembly is sealed to the other elements of the envelope at the wall portion margins extending beyond the metal plate.
Assignee:
EDB-86-002476
Patent Number(s):
US 4525439
OSTI ID:
6495487
Country of Publication:
United States
Language:
English