Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature
Patent
1976-05-21
1977-10-25
Walton, Donald L.
Chemistry: electrical current producing apparatus, product, and
Having magnetic field feature
73308, 73453, 200 84A, 429 93, H01M 1048
Patent
active
040557081
ABSTRACT:
A device for detecting the overdischarge of the accumulator as well as the surface level of electrolyte contained in the accumulator comprising a floating member, a case housing the floating member and having a hole through which the electrolyte in the accumulator passes, a means for sucking the electrolyte through the hole into the case, and a magnetically sensing switch arranged to be operated responding to movement of the floating member. At least one chamber communicated with the outside of the case is provided in the case outside the hole through which the electrolyte passes.
REFERENCES:
patent: 1690500 (1928-11-01), Peters
patent: 1965837 (1934-07-01), Herdeg
patent: 2663862 (1953-12-01), Anthony
patent: 3316767 (1967-05-01), Leibert
patent: 3968687 (1976-07-01), Fester
Ishikawa Tekko Kabushiki Kaisha
Nilles James E.
Walton Donald L.
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