Improvements in the construction of fans especially for the blowing of refrigeration air on thermal motor radiators and analogue applications. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the construction of fans especially for the blowing of cooling air on radiators of thermal engines and analogous applications, characterized in that the fan comprises at least one support plate supported by a bushing made of metal, as well as legs, on the that vanes of molded synthetic material are placed on said legs by means of plates, the edge of which is slightly raised, the plates being joined to the legs by at least one rivet passing through the blade. (Machine-translation by Google Translate, not legally binding)