A bicycle frame set comprises a front fork, a head tube, a main tube, a seat tube and a rear upper fork. The front fork comprises a right fork leg and a left fork leg. The front fork is rotationally coupled to the head tube. The main tube is connected to the head tube. A seat tube is connected to the main tube, and the seat tube is configured to be connected to a seat post. The rear upper fork includes a first portion connected to the seat tube at a front end of the first portion of the rear upper fork. The first portion of the rear fork extends in a horizontal direction parallel to a ground plane supporting the rear wheel and the front wheel when the rear wheel and the front wheel are mounted to the bicycle frame set.
一种自行车车架组包括前叉、头管、主管、座管以及后上叉。前叉包括右叉腿及左叉腿。前叉旋转地耦合到头管。主管连接到头管。座管连接到主管,座管被配置成连接到座杆。后上叉包括第一部分,第一部分在后上叉的第一部分的前端处连接到座管。当将后轮及前轮安装到自行车车架组时,后上叉的第一部分在平行于支撑后轮及前轮的地平面的水平方向上延伸。
Bicycle frame assembly
自行车车架组
2023-10-24
Patent
Elektronische Ressource
Chinesisch
IPC: | B62K Fahrräder , CYCLES |