1904 – Apparatus for Facilitating Walking or Running – Skorzewski (West Prussian)

(1904 claims) Skorzewski's Apparatus for Facilitating Walking or Running avoids one of the main causes of muscular fatigue, namely the necessity of a man's lifting his centre of gravity a certain height at every step. During the period of descent there is no compensation for the energy expended. The muscles have to remain strained in …