Patent ID: 9511821
Filing Date: 2016-12-06
CPC Classification: B62K,B62M

Claim Text:
1. A cycle with a single wheel comprising: a wheel with a central hub; a roller contacting the inside surface of the hub with a plurality of roller shafts connected to both ends of the hub, the roller shafts being separated from each other with a given interval; a hub cover with the outside connected to the end part of a cycle body; a gear shaft provided with a first multistage gear and connected to the hub cover so as to be positioned between the plurality of roller shafts; and a pedal shaft inserted through a hole formed in a given position of the hub cover so as to penetrate the hub, wherein the pedal shaft is mounted with a gear engaging with one end of the first multi-stage gear, and a second multi-stage gear is inserted with one end thereof spaced from the gear to engaged with the other end of the first multi-stage gear and the other end thereof engaging with a gear part formed in the inner peripheral surface of the hub, so that a driving force generated by the pedal is transferred through the gear mounted on the pedal shaft to the first multi-stage gear, and the driving force transferred to the first multi-stage gear is transferred through the second multi-stage gear to the gear part, thus rotating the wheel.