Patents by Inventor Keith E. Dare

Keith E. Dare 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).

  • Multiple fluid conveying hose assembly and method of making same
    Patent number: 4517404
    Abstract: A multiple fluid conveying hose assembly comprising a principal vacuum conveying hose for a vacuum cleaning system, and a smaller diameter liquid conveying hose passing through its interior. A molded end connector on the principal hose provides an outlet for the smaller hose and serves to separate the ends of the two hoses for use. Alternatively, the hose may utilize reinforcing wire coils which also serve as electrical conductors.
    Type: Grant
    Filed: February 2, 1983
    Date of Patent: May 14, 1985
    Assignee: Dayco Corporation
    Inventors: William E. Hughes, Keith E. Dare, Jerry W. Cooper