Patents by Inventor D. J. Reddy

D. J. Reddy 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).

  • Assembly for providing flexure to blade system
    Patent number: 7665969
    Abstract: An assembly for providing flexure to a blade of a rotary blade system, the assembly including an upper support plate having an upper curved surface, a lower support plate having a lower curved surface, and a yoke positioned therebetween. At least one of the upper and lower yoke surfaces having a layer of cushioning material positioned thereon and secured thereto. The layer of cushioning material extending along and following the general contour of yoke surface, and the layer of cushioning material directly contacting a support plate. Another embodiment is an assembly for providing flexure to a blade of a rotary blade system, including, an upper support plate having an upper curved surface, a lower support plate having a lower curved surface, and a yoke positioned therebetween and directly contacting the support plates wherein one of the curved surfaces is a non-circular arc that does not form part of the circumference of a circle.
    Type: Grant
    Filed: January 24, 2005
    Date of Patent: February 23, 2010
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Frank B. Stamps, Patrick R. Tisdale, James L. Braswell, Charles L. Baskin, Jr., Tom Campbell, Timothy K. Ledbetter, Joseph J. Zierer, D. J. Reddy, Mark A. Wiinikka, Ronnie L. Martin, David A. Haynie, Stanley Gene Sadler, Ron Measom, Paul Oldroyd, Tricia Hiros, Jim Harse, Bob Mullins
  • Assembly for providing flexure to blade system
    Publication number: 20060165527
    Abstract: An assembly for providing flexure to a blade of a rotary blade system, the assembly including an upper support plate having an upper curved surface, a lower support plate having a lower curved surface, and a yoke positioned therebetween. At least one of the upper and lower yoke surfaces having a layer of cushioning material positioned thereon and secured thereto. The layer of cushioning material extending along and following the general contour of yoke surface, and the layer of cushioning material directly contacting a support plate. Another embodiment is an assembly for providing flexure to a blade of a rotary blade system, including, an upper support plate having an upper curved surface, a lower support plate having a lower curved surface, and a yoke positioned therebetween and directly contacting the support plates wherein one of the curved surfaces is a non-circular arc that does not form part of the circumference of a circle.
    Type: Application
    Filed: January 24, 2005
    Publication date: July 27, 2006
    Applicant: Bell Helicopter Textron
    Inventors: Frank Stamps, Patrick Tisdale, James Braswell, Charles Baskin, Tom Campbell, Timothy Ledbetter, Joseph Zierer, D. J Reddy, Mark Wiinikka, Ronnie Martin, David Haynie, Stanley Sadler, Ron Measom, Paul Oldroyd, Tricia Hiros, Jim Harse, Bob Mullins