Constructional toy pieces

Details Constructional toy pieces Constructional toy pieces

1996-06-14

1998-06-09

Grieb, William H.

Amusement devices: toys

Construction toy

Including connectable panels or strips

273160, A63H 3308

Patent

active

057625301

ABSTRACT:
Puzzle pieces and connectors are provided to assemble a large variety of two and three-dimensional objects, including objects with moving parts. Puzzle pieces utilize joints and apertures to interconnect the pieces. Supporting protrusions are provided in some embodiments to reinforce and strengthen the legs of joints. Other elements provided with these connecting joints and apertures, such protrusions, ridges, securing apertures, enlarged ends, gripping legs, and grooves, assist in providing a more secure interconnection between pieces. Connectors may be provided to build pivotable connections.

REFERENCES:
patent: D4058 (1870-05-01), Ellis
patent: D245435 (1977-08-01), Gnehm
patent: D247132 (1978-01-01), Gnehm
patent: 1163851 (1915-12-01), Pringle
patent: 1453241 (1923-04-01), Duffield
patent: 1562006 (1925-02-01), Sichterman
patent: 3023890 (1962-03-01), Scholten
patent: 4198053 (1980-04-01), Rao
patent: 5215490 (1993-06-01), Szoradi
patent: 5281181 (1994-01-01), McCollum
patent: 5605486 (1997-02-01), Zheng

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