Patents by Inventor Dennis W. Cothran

Dennis W. Cothran 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).

  • Tenter frame, apparatus for use with tenter frame and methods of use
    Patent number: 5555610
    Abstract: The invention relates to a tenter frame for treating web materials such as woven or knitted fabrics, film or the like, to apparatus for removing a web from a tenter while controlling the web and to a process for removal of a web from a tenter. A pair of endless opposed tenter chains having a plurality of pins thereon engage opposite edges of the web material for holding it as it is treated on the tenter frame. Pinned rolls are provided for engaging and transferring the web material from the pins of the tenter frame with the web taken off of the tenter chains without loss of control over the web. A cutter unit is also be provided for trimming the edges from the web after it has been removed from the tenter chain, and while the web remains under control of the pinned rolls, after which trimmed edges are automatically removed from the pins for discarding.
    Type: Grant
    Filed: December 2, 1994
    Date of Patent: September 17, 1996
    Assignee: Young Engineering, Inc.
    Inventors: William O. Young, Jr., Dennis W. Cothran
  • Tenter frame with pinned roll transfer means
    Patent number: 5373613
    Abstract: The invention relates to a tenter frame for treating web materials such as woven or knitted fabrics, film or the like, to apparatus for removing a web from a tenter while controlling the web and to a process for removal of a web from a tenter. A pair of endless opposed tenter chains having a plurality of pins thereon engage opposite edges of the web material for holding it as it is treated on the tenter frame. Pinned rolls are provided for engaging and transferring the web material from the pins of the tenter frame with the web taken off of the tenter chains without loss of control over the web. A cutter unit is also provided for trimming the edges from the web after it has been removed from the tenter chain, and while the web remains under control of the pinned rolls, after which trimmed edges are automatically removed from the pins for discarding.
    Type: Grant
    Filed: October 23, 1992
    Date of Patent: December 20, 1994
    Assignee: Young Engineering, Inc.
    Inventors: William O. Young, Jr., Dennis W. Cothran