A bicycle adjustable seatpost includes a seatpost assembly, connecting base, telescopic cylinder, and control assembly. The cylinder of telescopic cylinder is connected to outer tube of seatpost assembly. The piston rod of telescopic cylinder is connected to inner tube of seatpost assembly and divides cylinder into first and second chambers. The connecting base is connected to saddle and has a motor chamber. The control assembly includes a motor including a cam and an actuation rod. The motor is in the motor chamber; the actuation rod is in the seatpost assembly and one end thereof extends into the motor chamber; the cam abuts against the actuation rod. When the cam is driven by the motor to rotate, the actuation rod reciprocates along axis thereof to connect or block the chambers. When the chambers are connected, the seatpost assembly length and saddle height can be adjusted.
Bicycle adjustable seatpost
2022-05-10
Patent
Elektronische Ressource
Englisch
IPC: | B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS |