Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Cell enclosure structure – e.g. – housing – casing – container,...
Patent
1975-08-06
1977-10-11
Walton, Donald L.
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Cell enclosure structure, e.g., housing, casing, container,...
H01M 206
Patent
active
040536939
ABSTRACT:
The sealing ring which encircles the pole bolt protruding through a cell cover is compressed between the cover and the head of the pole bolt. The degree of compression is limited by a non-elastic spacer ring encircling the sealing ring.
REFERENCES:
patent: 1312038 (1919-08-01), Luhrman
patent: 1585874 (1926-05-01), Powell
patent: 3068313 (1962-12-01), Daley
Gnida Bernd
Munch Erich
Varta Batterie Aktiengesellschaft
Walton Donald L.
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