Tretkurbelanordnung für Dreirad

摘要

The pedals have a free coupling (50) and a gear (3) which is housed in a bearing (2) and also has a nose (4) on its outer edge which is mounted in a groove. A rear side (39) has a sleeve (1) which grips the wheel (7) and allows rotational security of the wheel. A central recess (9) in a central hole (10) has the sleeve inserted in it.