Title:
UNDERWATER ILLUMINATION MEANS
Document Type and Number:
Japanese Patent JPS5245182
Kind Code:
A
Abstract:
PURPOSE: To provide an underwater illuminating means, in which a luminescent element or an illumination bulb is adapted to emit light only during its presence in water and cease the light emission when it gets out of water, and which thus ensures high power source consumption efficiency.
Inventors:
SUGOU YOSHIO
Application Number:
JP12047175A
Publication Date:
April 09, 1977
Filing Date:
October 06, 1975
Export Citation:
Assignee:
SUGOU YOSHIO
International Classes:
F21L4/00; F21V23/04; (IPC1-7): F21V23/04