Patents by Inventor John Christopoulos

John Christopoulos 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).

  • Knit, tuck and welt cams for circular knitting machines
    Patent number: 4040274
    Abstract: A cam section block is provided with variously arranged flat and angular needle controlling cam members, one arrangement of which is effective to cause needles moving relative to the cam section block to knit, another arrangement of which will cause needles to tuck and still another arrangement of which will cause needles to welt.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: August 9, 1977
    Assignee: The Singer Company
    Inventor: John Christopoulos
  • Circular knitting machine for producing detachable strips of knitted fabric
    Patent number: 4033150
    Abstract: A cylinder and dial circular knitting machine is provided with:1. a striping box that may feed a draw thread or yarn,2. adjustable placer and raise cams, and3. means for controlling the operation of such striping boxAnd cams so as to cause the machine to knit fabric separable at single courses of draw threads into strips of predetermined widths with locked and non-running edges.
    Type: Grant
    Filed: November 10, 1976
    Date of Patent: July 5, 1977
    Assignee: The Singer Company
    Inventors: Lester Mishcon, John Christopoulos
  • Circular knitting machine for producing interlock fabric
    Patent number: 3967468
    Abstract: A cylinder and dial type circular knitting machine not operable in interlock gating because of interference between cylinder and dial needles is provided with needles and needle controlling camming enabling the machine to produce interlock fabric in interlock gating.
    Type: Grant
    Filed: October 14, 1975
    Date of Patent: July 6, 1976
    Assignee: The Singer Company
    Inventor: John Christopoulos