Knee brace and leg brace
US11969372B2 · kind B2 · utility
0Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 2021 |
| Grant date | Apr 30, 2024 |
| Priority date | — |
| Expiry date | Jun 12, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2005/0172
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A knee brace includes a thigh fixing part, a shank fixing part, an outer leg joint that couples the thigh fixing part with the shank fixing part, and an inner leg joint that couples the thigh fixing part with the shank fixing part. When the wearer P flexes his/her knee joint, a lower arm is rotated with respect to an upper arm along with a rotation fulcrum shaft sliding in a long groove and a cam shaft sliding in a cam groove. When the outer leg joint and the inner leg joint are extended, the lower arm of the outer leg joint is configured to be moved relatively forward with respect to the lower arm of the inner leg joint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.