Patents by Inventor Leigh P. Darrow

Leigh P. Darrow 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).

  • Patent number: 9545745
    Abstract: The invention comprises a die apparatus including a flexible lip for adjusting a gap between the flexible lip and a second lip. The apparatus includes linear moving members that are moved through pivoting pivot members. The pivoting members pivot by adjusting a slide bar. The apparatus may also include a cross-bar contacting the lip and extending substantially the length of the lip, where the cross-bar is connected to the linear moving members that are moved through the pivoting pivot members. As a result, the dimensions of the gap may be changed by moving the slide bar in a first direction or a second direction.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: January 17, 2017
    Assignee: Allied Dies, Inc.
    Inventors: Jesse J. Schemenauer, Brian M. Pitsch, Leigh P. Darrow
  • Patent number: 8827677
    Abstract: The invention comprises a die apparatus including a flexible lip for adjusting a gap between the flexible lip and a second lip, along with an indicator system for measuring the lip and a corresponding adjustment. In one aspect the apparatus includes a sliding bar that communicates with the flexible lip. In addition, the sliding bar communicates with an indicator member having a body and an arm, where the arm corresponds with indicia and the indicator measure lip gap adjustment along the indicia in response to movement of the sliding member.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: September 9, 2014
    Assignee: Allied Dies, Inc.
    Inventors: Jesse J. Schemenauer, Leigh P. Darrow