Handheld roller
US12208049B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Jul 6, 2024 |
| Grant date | Jan 28, 2025 |
| Priority date | — |
| Expiry date | Jul 6, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/14
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present application relates to the technical field of decompression toys. A handheld roller includes a holding frame. The holding frame includes two axis bodies and a holder for a rotating connection of the axis bodies, and side walls of the two axis bodies are rotationally connected with interiors of at least two drums. A top face and a bottom face of the holder are holder end faces, both sides of the top face and the bottom face of the holder are separately provided with installation holes, the holder end faces located at the positions of the installation holes are separately provided with convex holes, hole diameters of the convex holes are consistent with those of the installation holes, top faces of the convex holes are convex hole end faces, and the convex hole end faces are higher than the holder end faces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.