Bicycle i.e. electrical bicycle, has accumulator supplying power to electromotor, and frame comprising crossbar under which rear wheel is equipped and is arranged in accumulator, where crossbar is provided with bicycle saddle

摘要

The bicycle has a front wheel (1) and a rear wheel (2) fastened to a tubular frame that is provided with an electromotor (4), and an accumulator (5) supplying power to the electromotor. The frame comprises a crossbar (3) under which the rear wheel is equipped and is arranged in the accumulator, where the crossbar is provided with a bicycle saddle (7). A rail (8) is fastened on the crossbar, and the accumulator comprises cells, which are arranged against each other in movable portions of the accumulator. The electromotor drives the rear wheel over the bicycle string or a toothed belt.