Patents by Inventor Silvio Sbabo

Silvio Sbabo 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 providing single or double selvedges for looms
    Patent number: 4142559
    Abstract: A device for providing single and double selvedges comprises a cutting unit, a retaining shoe for each selvedge, a pick up hook for each shoe adapted to bring the cut yarn back through the weft shed and cam actuators and linkages controlling the yarn cutting and picking up operations.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: March 6, 1979
    Inventor: Silvio Sbabo
  • Device for tucking, retaining and curling the weft and to provide a selvedge of a woven fabric
    Patent number: 4142558
    Abstract: A device for cutting, retaining and tucking a weft end to form a selvedge comprises two concurrently operated cutting blades, a shoe associated with the blades and releasably retaining the cut yarn, a pick up hook adapted to tuck the yarn into the weft shed and cam actuators and linkages to sequentially control the yarn cutting and reinsertion operations.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: March 6, 1979
    Inventor: Silvio Sbabo