Patents Represented by Attorney, Agent or Law Firm Gregg Rosenblatt
  • Patent number: 6665483
    Abstract: A method and article for applying tension to a filament using a filament tensioning apparatus comprising a tensioning holder including at least one support bar. A first carriage is mounted at a first location on a support bar. The first carriage has a first clamp and a voice coil mounted thereon for movement relative to a support bar. A second carriage mounted at a second location on a support bar provides a separation between the first location and the second location. The second carriage has a second clamp and a load cell mounted thereon for movement relative to a support bar. A guide bar extends from the voice coil for contact with the load cell to adjust the separation of the first location from the second location to apply tension to a filament held between the first clamp and the second clamp.
    Type: Grant
    Filed: March 13, 2001
    Date of Patent: December 16, 2003
    Assignee: 3M Innovative Properties Company
    Inventor: Anthony William Gatica