Assembly unit for toy assembly block
US10188961B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2018 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Feb 5, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H33/088
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An assembly unit includes a side plate having a plate shape and including a first coupling member on first side, a second coupling member on second side, and a third coupling member on each of third side and fourth side, a top plate having a plate shape and including a fourth coupling member on each side and a top stud on the top surface, and a bottom plate having a plate shape and including a fifth coupling member on each side and a bottom stud on the bottom surface. The first coupling member includes a protrusion. The second coupling member includes a groove. When the first coupling member of the side plate is engaged with the second coupling member of a neighboring side plate of the same type as the side plate, the protrusion of the side plate is fitted into the groove of the neighboring side plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.