Dual-unit paving system
US9752288B2 · kind B2 · utility
8Cited by
188References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2016 |
| Grant date | Sep 5, 2017 |
| Priority date | — |
| Expiry date | Jun 28, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F2201/09
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Dual-unit paving systems for covering a surface. The system includes pairs of first and second units. For each pair, the first and second unit have different respective shapes and sizes, and are matingly engageable for forming a hexagonal assembly having six, non-linear sides. The hexagonal assembly includes forming rotational tessellations. The first and second units are also shaped and matingly engageable so as to form horizontally aligned tessellations, as well as vertically aligned tessellations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.