Connected prism elements swivellingly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4484406
SERIAL NO

06368830

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An amusement device consisting of a manipulative puzzle having a plurality of hollow prism-shaped pieces rotatably connected by swivel joints. Each swivel joint comprises a base centrally formed in a wall of one prism and inserted through a hole located in a confronting wall of an adjacent prism. The base is secured by a screw passing through a washer fitting over the swivel joint base. In addition, a set of projections fit into corresponding depressions located on the respective confronting walls to hold the prisms in place until moved. An infinite number of configurations may be imparted to the puzzle by manipulating the prisms, however, it is preferred that the player manipulate an elongated rectangular shaft of interconnected prisms to attain a substantially spherical configuration.

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Patent Owner(s)

Patent OwnerAddress
TOYBOX CORPORATION16-9 KOTOBUKI 4-CHOME TAITO-KU TOKYO 111

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Matsumoto, Hajime Chiba, JP 97 741
Matsumoto, Takao Tokyo, JP 59 585

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