Display with undulating rigid track on which a balancing figure

Details Display with undulating rigid track on which a balancing figure Display with undulating rigid track on which a balancing figure

1995-10-04

1997-05-27

Nguyen, Kien T.

Card, picture, or sign exhibiting

Display with special effects

Electromotor operated

472 7, 472 8, 472 10, G09F 1900

Patent

active

056321074

ABSTRACT:
An undulating display includes a rigid track, a pair of linking members secured to the track, a first pivot member having first pivot axis and a second pivot axis, and a second pivot member pivotally supported on the second pivot axis of the first pivot member. The pair of linking members is secured to the second pivot member. The display also includes an drive mechanism for pivoting simultaneously the second pivot member about the second pivot axis and the first pivot member about the first pivot axis thereby to produce undulating motion of the track.

REFERENCES:
patent: 1000219 (1911-08-01), West
patent: 3100946 (1963-08-01), Swanberg et al.

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