Amusement devices: toys – Operated by relatively moving fluid or pressure differential – Having fluid-driven rotatable radial blade
Patent
1993-06-02
1994-09-27
Hafer, Robert A.
Amusement devices: toys
Operated by relatively moving fluid or pressure differential
Having fluid-driven rotatable radial blade
446236, 446266, 273 67R, 416 70R, A63H 3340, A63H 100, A63H 106
Patent
active
053503325
ABSTRACT:
A combined toy bat and windmill which has a toy windmill which is rotatably mounted in a transparent hollow bat through which a number of holes are formed, so that the toy windmill is rotated by means of air which flows through the holes when the hollow bat is swung.
REFERENCES:
patent: D199404 (1964-10-01), Ringenback
patent: 652240 (1900-06-01), Bonfiglio
patent: 2325913 (1943-08-01), McLemore
patent: 4907800 (1990-03-01), Passamaneck et al.
Yu Chien P.
Yu I C.
Carlson Jeffrey D.
Hafer Robert A.
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