Improvements in the construction of trails (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the construction of trailers, characterized in that according to them they are provided with two frames articulated in scissors according to a horizontal axis normal to the longitudinal of the trailla, being one of said frames of the collection box and the support wheels at its rear end, and the front end of the other frame being subject to a fixed point of the towing vehicle. (Machine-translation by Google Translate, not legally binding)