Patents by Inventor Angelo Carrera

Angelo Carrera 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).

  • Device for disposing a card roving in a fixed box
    Patent number: 4324021
    Abstract: An improved device for disposing roving in the form of overlying epicycloids inside a fixed box, provided with two sun gears and one planet gear, the planet gear being rotated by the sun gear which is rotated by a gear wheel, and another sun gear coaxial to the first sun gear, being rotated by a worm, wherein each epicycloid gear is centered and in case supported by three pairs of bearings disposed at 120.degree. to each other, the outer ring of the bearing coated with appropriate self-lubricating resin.
    Type: Grant
    Filed: February 19, 1980
    Date of Patent: April 13, 1982
    Inventor: Angelo Carrera