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US 5,554,062 AGranted
Building word blocks
OwnerEsther Goldseninventor
Life of this patent
Estimating the term…
Abstract
A toy educational building block set having alphabetical and other indicia for word building. The building blocks are adapted to have letter units selectively secured to their surfaces to form alphabetical blocks.
Claims2
An educational alphabet and word toy comprising:
- a combination of interlocking blocks and removable letter units with means for gripping;
- each block having the general configuration of a cube having six faces;
- each cube having a circular recess on five faces thereof and a cylindrical peg on one face of a diameter substantially equal to the recesses;
- each letter unit including a substantially flat face with a letter indicia thereon;
- a cylindrical peg projecting from each letter unit opposite the flat face thereof and of a diameter substantially equal to the diameter of the circular recesses in said cubes;
- said letter units being no larger than the faces of said blocks;
- a beveled outer edge around the periphery of each letter unit, defining said means for gripping by providing a separation between said beveled edge and a face of a cube when said letter unit is secured to said face.
4 more elements
An alphabet block comprising:
- a cube having six faces;
- a square raised surface centered on each said cube face forming channels along the edges of the cube;
- a circular opening extending through five of said square raised surfaces;
- each cube having a circular recess on the five sides corresponding to and aligned with the five circular openings in the five square raised surfaces;
- a cylindrical peg extending from one side of a square raised surfaces and having a diameter substantially equal to said circular openings and said circular recesses.
2 more elements
Dependencies are inferred from the claim text.