To provide a stepping on pedal type bicycle 1 that enables easiness of a stepping on load transmission and stability in traveling to be easily secured.SOLUTION: A stepping on pedal type bicycle includes: a steering wheel R1 that defines a travel direction in conjunction with operation of a handle 11 supported by one end portion of a vehicle body frame 10; a pair of driven wheels R2 supported by the other end portion of the vehicle body frame 10 and arranged so as to be separated from each other in a right and left direction of a driver P; a seat part 12 supported by a center portion of the vehicle body frame 10; a drive wheel R3 supported in a portion being a middle portion of the vehicle body frame 10 and being closer to the front than the seat part 12; a pair of stepping on type pedal part 20 located in a portion being a middle portion of the vehicle body frame 10 and being below the seat part 12 and above the drive wheel R3, and arranged in right and left so as to sandwich the vehicle body frame 10; and a transmission part 30 that coordinates the stepping on type pedal part 20 and a rotation shaft of the drive wheel R3 and rotates the drive wheel R3 in conjunction with vertical relative operation of the pair of stepping on type pedal part 20.SELECTED DRAWING: Figure 1
【課題】踏み込み荷重伝達の容易性並びに走行時の安定性を容易に確保することができる踏み込みペダル式自転車1を提供する。【解決手段】車体フレーム10の一端部に支持されたハンドル11の操作に連動して走行方向を規定する操舵輪R1と、車体フレーム10の他端部に支持されて運転者Pの左右方向に離間して配置された一対の従動輪R2と、車体フレーム10の中央部に支持されたシート部12と、車体フレーム10の中途部であって、シート部12よりも前方寄りに支持された駆動輪R3と、車体フレーム10の中途部であって、シート部12の下方且つ駆動輪R3の上方に位置して、車体フレーム10を挟むように左右に配置された一対の踏み込み式ペダル部20と、踏み込み式ペダル部20と駆動輪R3の回転軸とを連携して一対の踏み込み式ペダル部20の上下相対操作に連動して駆動輪R3を回転させる伝達部30と、を備える。【選択図】図1
STEPPING ON PEDAL TYPE BICYCLE
踏み込みペダル式自転車
13.03.2025
Patent
Elektronische Ressource
Japanisch
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
Bicycle locking plate, bicycle pedal, bicycle pedal assembly and bicycle pedal system
Europäisches Patentamt | 2023
|