Exercise apparatus for certain foot and ankle joints
US4650183A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 20, 1985 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | May 20, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S482/901
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A exercise apparatus for measuring performance of the ankle joint and subtalar joint of a user including a first hydraulic rotary actuator cooperatively associated with the ankle joint and having a rotational axis colinear with the pivotal axis of the ankle joint and a second hydraulic rotary actuator cooperatively associated with the subtalar joint and having a rotational axis colinear with the pivotal axis of the subtalar joint. A seat and a plurality of restraints are utilized in order to restrict motion about adjacent joints of a user and to facilitate alignment of the aforementioned axes of the joints of interest with the axes of the two hydraulic rotary actuators utilized by the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.