Patents by Inventor Robert H. Sinnamon

Robert H. Sinnamon 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).

  • Hose construction
    Patent number: 4706712
    Abstract: A hose construction and method of making the same are provided, the hose construction having a tubular wall comprising an inner layer of polymeric material, an outer layer of polymeric material, an intermediate layer of polymeric material disposed between the inner and outer layers, a helically wound thermoplastic monofilament of substantially circular transverse cross-sectional configuration embedded in the intermediate layer, a first ply of woven material disposed intermediate the outer layer and the intermediate layer, and a second ply of woven material disposed intermediate the inner layer and the intermediate layer, the monofilament having a diameter that is approximately one-third of the thickness of the wall and is approximately one-third of the distance between the centers of each pair of adjacent turns of the monofilament.
    Type: Grant
    Filed: March 27, 1986
    Date of Patent: November 17, 1987
    Assignee: Dayco Products, Inc.
    Inventors: Donald L. Oglesby, Robert H. Sinnamon
  • Hose construction
    Patent number: RE33412
    Abstract: A hose construction and method of making the same are provided, the hose construction having a tubular wall comprising an inner layer of polymeric material, an outer layer of polymeric material, an intermediate layer of polymeric material disposed between the inner and outer layers, a helically wound thermoplastic monofilament of substantially circular transverse cross-sectional configuration embedded in the intermediate layer, a first ply of woven material disposed intermediate the outer layer and the intermediate layer, and a second ply of woven material disposed intermediate the inner layer and the intermediate layer, the monofilament having a diameter that is approximately one-third of the thickness of the wall and is approximately one-third of the distance between the centers of each pair of adjacent turns of the monofilament.
    Type: Grant
    Filed: December 5, 1989
    Date of Patent: October 30, 1990
    Assignee: Dayco Products, Inc.
    Inventors: Donald L. Oglesby, Robert H. Sinnamon