Toy ornament incorporating simulated rain fall

Details Toy ornament incorporating simulated rain fall Toy ornament incorporating simulated rain fall

1988-07-25

1990-03-06

Hafer, Robert A.

Amusement devices: toys

Having enclosed liquid

446153, A63H 2308, A63H 2300

Patent

active

049062174

ABSTRACT:
An observe/reverse link convection siphon toy ornament with three layers and four chambers device to be connected by special channel to attain the effect of balance between the fluid and air, the normal state of the flow of the fluid is able to be changed without externally applying power of a cell, and varied cards, such as, doll, cartoon, asdvertisement, etc., may be installed in it arbitrarily to fulfill the purpose of playing, seeing and enjoying.

REFERENCES:
patent: 479530 (1892-07-01), Roberts
patent: 1341985 (1920-06-01), Kemp
patent: 1503546 (1924-08-01), Menzies
patent: 1855138 (1932-04-01), Rebb
patent: 2315240 (1943-03-01), Ashenberg
patent: 2500098 (1950-03-01), Soss
patent: 2540502 (1951-02-01), Aschbacher
patent: 2549392 (1951-04-01), Sheridan
patent: 2848822 (1958-08-01), Morse
patent: 2996831 (1961-08-01), Woron
patent: 3009286 (1961-11-01), Warner
patent: 4032141 (1977-06-01), Tanimura

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