Indoor Cycling using Roller and Treadmill is becoming active due to Environmental Pollution, Traffic Congestion, Safety Accidents and Rehabilitation.
Recently, the front-wheel or front & rear wheel rotating type Devices that use roller, has been introduced. But for users, the Device cannot provide full experience of Various Road Surface Conditions, ultimately does not have a complete function as cycling device.
Roller commonly used, is available for exercise with front wheels fixed, which means that it has a Game-Elements but it became difficult to experience a realistic cycling.
Therefore, we found the needs to develop a new type of roller that can put on the user’s own cycle and both front and rear wheels live. So it can experience the topography and road surface condition of the cycling course.