Decorative spinner

Details Decorative spinner Decorative spinner

1984-07-12

1986-04-15

Hafer, Robert A.

Amusement devices: toys

Operated by relatively moving fluid or pressure differential

Having fluid-driven rotatable radial blade

446266, D21 93, A63H 3340, A63H 2308

Patent

active

045824975

ABSTRACT:
A decorative spinner in which a hub and wind actuated blades are molded in one piece of plastic. The blades are connected to the hub by triangular spokes substantially in planes including the axis of the hub. Each spoke connects the leading and trailing edges of adjacent blades.

REFERENCES:
patent: D183356 (1958-08-01), Lewis
patent: D221453 (1971-08-01), Swanberg
patent: D268053 (1983-02-01), Kozlowski
patent: 770327 (1904-09-01), Smith
patent: 1459475 (1923-06-01), Marheine
patent: 1550413 (1925-08-01), Ananian
patent: 1714419 (1929-05-01), Dick
patent: 2108002 (1938-02-01), Smith et al.
patent: 2857507 (1958-10-01), Stec
patent: 2996120 (1961-08-01), McGregor

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