Toy kit of stackable geometric shape pieces to form a structure

Details Toy kit of stackable geometric shape pieces to form a structure Toy kit of stackable geometric shape pieces to form a structure

1993-12-16

1995-10-24

Hafer, Robert A.

Amusement devices: toys

Construction toy

Single column stacking

446 70, 446103, 446166, A63H 3300

Patent

active

054605610

ABSTRACT:
A toy kit for forming a structure. Individual pieces include at least a cylinder, cone, cube and prism, and at least one additional piece. The piece can be assembled to form a structure, e.g. a sand castle. The pieces are hollow and open bottomed and include fixtures enabling mutual assembly together. Holes in their top walls permit passage of water or sand.

REFERENCES:
patent: 499512 (1893-06-01), Brower
patent: 1201579 (1916-10-01), Hall
patent: 3091361 (1963-05-01), Gawron
patent: 3691672 (1972-09-01), Pendill
patent: 4346885 (1982-08-01), Mathou
"Magic Castle Molds", Playthings, Feb. 1981.
"Toboga", Childcraft Catlog.

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