Crutch assembly
US8166990B2 · kind B2 · utility
20Cited by
28References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 2, 2008 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Jul 2, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved crutch assembly and walking aid is provided. The crutch assembly can be retrofitted to an existing walking aid and provides spring assisted motion. The assembly includes a ball-in-socket joint and a spring operably connecting the joint to a walking aid shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.