Chemistry: electrical current producing apparatus – product – and – Having polarity safety feature
Patent
1989-01-23
1990-04-03
Kalafut, Stephen J.
Chemistry: electrical current producing apparatus, product, and
Having polarity safety feature
429121, 116205, 283 81, 283101, 428 41, H01M 200, H01M 436
Patent
active
049139819
ABSTRACT:
A kit for indicating the polarities of terminals of a battery including a pair of markers formed of wafers made of a hard durable plastic and having plus or minus signs formed on one of the sides thereof, and a double-sided foam adhesive tape attached to the other sides thereof. The markers are readily secured to the surface of a battery near appropriate terminals by simply peeling off a laminate attached to the adhering side of the adhesive tape and sticking the marker on a clean spot on the surface of a battery.
REFERENCES:
patent: 3160970 (1964-12-01), Worrell
patent: 3421239 (1969-01-01), Smith
patent: 3936121 (1976-02-01), Leinberger
patent: 4033803 (1977-07-01), Coder
patent: 4582251 (1986-04-01), Odem et al.
Hynes David M.
Mahoney Kenneth P.
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