Athletic leg brace apparatus
US4136404A · kind A · utility
Inventor
Key dates
| Filing date | Mar 14, 1977 |
| Grant date | Jan 30, 1979 |
| Priority date | — |
| Expiry date | Mar 14, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F5/0102
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An athletic leg brace apparatus of the type operable to be connected to the sides of a ski boot wherein the apparatus includes a first and second lower leg brace member and a first and second upper leg brace member. Each of the first upper and lower leg brace members and the second upper and lower leg brace members are connected by a ball joint hinge structure which preferably includes nested hemispherical shell members which are connected to respective portions of the leg brace members by a laterally extending axle positioned coaxially through the center of the hemispherical shells. A front portion of the first and second lower leg brace members and the first and second upper brace members are connected by a rigid semicylindrical member while the rear portion of the first and second lower brace members and the first and second upper leg brace members are interconnected by a flexible, adjustable connecting means. The lowermost portions of each of the first and second lower leg brace members are operable to be releasably connected to an upper lateral portion of a ski boot. The instant athletic leg brace apparatus permits an unemcumbered forward and rearward flexture of a skiers leg …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.