Perfected cart for school backpack (Machine-translation by Google Translate, not legally binding)

摘要

Improved trolley for school backpack comprising a frame (1) of two hollow parallel tubes (2) and (3) joined by an upper cross member (4) acting as a support for a telescopic handle and can be coupled to a platform (5). ) with rolling elements (6) on which the backpack rests, characterized in that the platform forms lower vertical boxes (7) and (8) separated at the same distance that the tubes of the frame maintain and are provided with blind axial passages (9) and (10) whose mouths (11) and (12) are located on the surface seen from the platform (5) and extend into radial recesses (11 ") and (12") that follow inclined planes (13) and (14) towards the interior of the axial passages, which have at least one radial hole (15) and (16) in one area of their wall which is accessible from the outside of each cassette. (Machine-translation by Google Translate, not legally binding)