Liquid wave display ornament

Details Liquid wave display ornament Liquid wave display ornament

1991-11-12

1993-03-02

Brittain, James R.

Card, picture, or sign exhibiting

Display device with gas or liquid movement

40426, 446134, 446136, G09F 1902

Patent

active

051898217

ABSTRACT:
Waves are imparted to liquids of different specific gravities having an ornament floating therein by a movable diaphragm provided with a magnet alternatively exposed to additional magnets of different polarities to alternatively attract and repulse the magnet, thereby causing the diaphragm to create waves in the liquids.

REFERENCES:
patent: 813082 (1906-02-01), Cottrell
patent: 3425157 (1969-02-01), Hartsock
patent: 3466795 (1969-09-01), Friedman
patent: 4176469 (1979-12-01), Timco
patent: 4467553 (1984-08-01), Kanda

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