Building block having opposing male and female hinge elements for connection to like elements on another like block
US5458495A · kind A · utility
5Cited by
9References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 22, 1994 |
| Grant date | Oct 17, 1995 |
| Priority date | — |
| Expiry date | Nov 22, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H33/086
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
This invention relates to a building block in the shape of a right-angles isosceles triangular prism. the block has male hinge elements on one edge and female hinge elements on another edge such that two blocks can not only be hingedly attached but also joined at both respective hinge; element carrying edges to form a cube. Male and female face connection elements are provided to allow face to face connection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.