Patents by Inventor Chauncey L. Dirks

Chauncey L. Dirks 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).

  • Composite tubing
    Patent number: 4026747
    Abstract: The invention relates to the fabrication of composite rigid tubular structures which include a rigidified tubular core member, an initially open-cell resilient foam material helically wrapped about the core member, a layer of reinforcing elements helically wrapped about and radially compressing said foam material, and a thermoset resinous matrix filling the compressed open-cells of said foam material and encapsulating said reinforcing elements.
    Type: Grant
    Filed: December 15, 1975
    Date of Patent: May 31, 1977
    Assignee: John Z. DeLorean Corporation
    Inventors: John Z. DeLorean, Chauncey L. Dirks
  • Composite tubing
    Patent number: 4013102
    Abstract: The invention relates to the fabrication of composite rigid tubular structures which include a rigidified tubular core member, an initially open-cell resilient foam material helically wrapped about the core member, a layer of reinforcing elements helically wrapped about and radially compressing said foam material, and a thermoset resinous matrix filling the compressed open-cells of said foam material and encapsulating said reinforcing elements.
    Type: Grant
    Filed: January 30, 1975
    Date of Patent: March 22, 1977
    Assignee: John Z. DeLorean Corporation
    Inventors: John Z. DeLorean, Chauncey L. Dirks
  • Composite structure
    Patent number: 3944704
    Abstract: The invention relates to a composite structure comprising plural open-cell foam phases impregnated with a hardenable resin such that the cells of one phase are filled with the cured resin while the cells of another phase are coated but unfilled with the resin.
    Type: Grant
    Filed: October 31, 1974
    Date of Patent: March 16, 1976
    Assignee: The John Z. DeLorean Corporation
    Inventor: Chauncey L. Dirks