Skate for sportsman i.e. ice art runner, for training jump with turn, has detachable device carrying rolling bodies i.e. rollers, that are provided with possibility for rotation about axle provided perpendicular to plane of runner

摘要

The skate has a runner (1) fastened to a shoe, where the runner is grounded on a rear side. A detachable device is fastened on a rear part of the runner, where the detachable device carries two rolling bodies i.e. rollers (3). The rolling bodies are provided with a possibility for rotation about a rotary axle (4) that is provided perpendicular to a plane of the runner. The rotary axle is fixed in the detachable device, and the two rolling bodies are arranged on left and right side of the runner.