Constructive disposition introduced in the framework for the assembly of bicycles,

摘要

Constructive disposition introduced in the framework for the assembly of bicycles.Having a structure (1) for the mounting of two usual saddles (S1 and S2) and two handlebars standard (G1 and G2), where (S1, G1) are those of a normal bike, while the other (S2 and G2) are positioned to carry a child and said structure (1) it includes several component Prior to mounting the wheels front and rear.As well as the brake system and transmission system of force by means of chain with or without gears.