Battery-powered lamp

Details Battery-powered lamp Battery-powered lamp

1987-10-27

1989-01-24

Lazarus, Ira S.

Illumination

Self powered lamp

With hermetic seal

362189, F21L 900, F21Y 3102

Patent

active

048004723

ABSTRACT:
A battery powered lamp includes a two-part rigid casing comprising a hollow body with an end cap removably attached to the body and a water impermeable sock of flexible resilient material designed to fully enclose the body and partially enclose the end cap. The sock includes an annular rib trapped between the body and its attached cap.

REFERENCES:
patent: 2296287 (1942-09-01), Leyde
patent: 2299035 (1942-10-01), Rothenberg et al.
patent: 2410535 (1946-11-01), Van Daalen
patent: 2427017 (1947-09-01), Miller
patent: 2483819 (1949-10-01), Falge
patent: 2832968 (1958-05-01), Knudsen
patent: 2837630 (1958-06-01), Shen
patent: 2897345 (1959-07-01), Meager et al.
patent: 4244011 (1981-10-01), Hammel et al.
patent: 4472766 (1984-09-01), Hung
patent: 4531178 (1985-07-01), Uke

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