Toy utilizing bubbles in liquid

Details Toy utilizing bubbles in liquid Toy utilizing bubbles in liquid

1989-04-28

1991-02-05

Hafer, Robert A.

Amusement devices: toys

Operated by relatively moving fluid or pressure differential

Including variable-size fluid chamber to move fluid

446153, 273 1L, A63H 2910, A63H 2300

Patent

active

049901184

ABSTRACT:
A toy utilizing bubbles in liquid comprises a vessel to be charged with a liquid keeping an air layer at the top and to be sealed, a bubble generating member, and in-liquid movable members moved by bubbles rising in the liquid in the vessel.

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