A foldable bicycle frame comprising a rigid element (1) permanently connecting a head with a seat tube (3), a rear section (4) of the frame, a coupler (2) and an intermediate seat tube (5), wherein the front upper part of the rear section (4) of the frame is pivotally connected to the intermediate seat tube (5), wherein the front bottom part of the rear section (4) of the frame is pivotally connected to the coupler (2), which on its other end is pivotally connected to the rigid element (1), wherein the intermediate seat tube (5) is operable to be inserted into the seat tube (3) while unfolding.
FOLDABLE BICYCLE FRAME
FALTBARER FAHRRADRAHMEN
CADRE DE BICYCLETTE PLIABLE
14.07.2021
Patent
Elektronische Ressource
Englisch
IPC: | B62K Fahrräder , CYCLES |