Title: Amusement device with a bubble movable in a liquid having means for controlling the size and movement of the bubble

Abstract: An amusement device comprising a container having a hollow space filled with a liquid having a bubble movable therein. The device includes a channel separate from said hollow space; for trapping a portion of the bubble so as to be able to control its size and in a preferred embodiment of the invention an arrangement to make the bubble move rapidly between two compartments formed in the hollow space.

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Inventors: Khawand, Antoine B. (New York, NY, US)

Application Number: 559909
Filing Date: 1975-03-19
Publication_date: 1977-02-08
Assignee: Dynavision Corporation (New York, NY)
Primary Class(es): 273/113 273/457
Other Classes:
US Patent Ref:

901206	Oct, 1908	Storey	273/113.
2589757	Mar, 1952	Williams	40/106.
3071888	Jan, 1963	Knott	40/106.
3228689	Jan, 1966	Capelle	273/115.
3309088	Mar, 1967	Knott	273/110.
3464132	Sep, 1969	Matisse	273/1.
3564740	Feb, 1971	Calfee	40/106.

Other Refs:
Primary Examiner: Oechsle, Anton O.
Assistant Examiner: Strappello, Harry G.
Attorney: Darby & Darby