Central elements were a mechanical Bowden-cable-based steering linkage as well as extensive instrumentation for measurements. This prototype paved the way for the "Agility study".
![](https://cdn.myportfolio.com/6931c761a277fc56fda93867d6e9f78a/b3657d32-2d4c-49bf-a4eb-ea2ad90bfbf5_rw_3840.jpg?h=c08fb93cca5e06bb1350f668a5d3a9bc)
![](https://cdn.myportfolio.com/6931c761a277fc56fda93867d6e9f78a/c307f878-e6ff-408a-a138-db71076608ee_rw_3840.jpg?h=7a735f046e7b9d0ba21a3eac315bd709)
![](https://cdn.myportfolio.com/6931c761a277fc56fda93867d6e9f78a/15e5a742-6dc8-4f08-a4a1-90e080636061_rw_3840.jpg?h=c6c5abef9cf2e2224c42d5c2fb9410ec)
Implementing Knowledge from all previous prototypes and studies, a study prototype of a steering wheelchair was built to assess the effect of a steering mechanism on the physical demand of wheelchair propulsion.