Side structure of playpen framework, playpen framework, playpen, and folding method of the playpen
US12390019B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Dec 23, 2024 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Dec 23, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47D13/063
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A side structure of a playpen framework, the playpen framework, a playpen, and a folding method of the playpen are provided. The side structure includes two vertical support rods, two horizontals support rods, two diagonal support rods, and two first connecting rods. First ends of the horizontal support rods are respectively detachably connected to upper ends of the vertical support rods. Second ends of the horizontal support rods are rotatably connected to each other. First ends of the diagonal support rods are respectively rotatable relative to lower ends of the vertical support rods. Second ends of the diagonal support rods are rotatably connected to a connecting position of the horizontal support rods. First ends of the first connecting rods are respectively rotatably connected to the diagonal support rods, and second ends of the first connecting rods are rotatably connected to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.