Patents by Inventor Michele Calvano

Michele Calvano has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for the construction of fan wheels of the double-aspirator type
    Patent number: 4315357
    Abstract: There is disclosed, in combination with an apparatus for the manufacture of a fan wheel having a plurality of inclined elongated blades cylindrically mounted to a pair of end rings and at least one disc centrally keyed onto the blades and carrying a fan wheel hub, a press for fixing the end rings, the disc and the blades to each other, and a blade feed conveyor belt for carrying the required number of blades, to be assembled on the fan wheel, spaced at a distance corresponding to the position of the blades when assembled on the fan wheel, and for feeding the blades to the press.
    Type: Grant
    Filed: December 18, 1980
    Date of Patent: February 16, 1982
    Assignee: Aertermica Nicotra S.p.A.
    Inventor: Michele Calvano