原始名称记载: ORBEA, S.COOP.

The invention discloses a telescopic seatpost system comprising means to lock the position of the seat (S) in predefined positions in response to the pulsation of a button by the cyclist, without the need for the cyclist to keep said button () pushed during the time the telescopic mechanism () supporting the seat (S) is compressing or extending.

The invention discloses a control system for electric bicycle comprising a main controller () and an auxiliary controller () mechanically couplable one to the other. The main controller () controls the power of the pedal assist motor and can be used alone. The auxiliary controller (), once installed, in practice implies the addition of a button to the main controller () for controlling any additional electric device, such as e.g. the telescopic seatpost, the shock absorbers, etc.