Two-wheel trailer for wagon pushed by child has hinge point on front, connected to offset coupling beam hinged on horizontal axis on back of four-wheel wagon

摘要

The four-wheel wagon (1) may be pushed by a child (5). A beam (6) connecting the four-wheel wagon to a two-wheel trailer (8) is offset to one side and has a sideways extension (4) at the front engaging two hinge points (2,3) on the back of the wagon. It pivots on a horizontal axis. The rear end of the beam has a sideways extension connected to a central hinge point (7) on the front of the trailer.