Patents by Inventor Stephen Plumley

Stephen Plumley 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 for fuel handling systems
    Patent number: 5679425
    Abstract: A laminated hose is present which is suitable for a fuel conducting hose or other hose, or diaphragm, used for example in an automotive vehicle, which structure is required to have excellent heat resistance and gasoline permeation resistance while maintaining suitable properties of bonding and flexibility. The hose is constituted by an inner veneer layer of THV, a terpolymer of tetrafluoroethylene, hexafluoropropylene and vinylidene fluoride, as a permeation barrier layer. This inner layer is reinforced by an elastomeric tie layer, a reinforcing layer and an elastomeric cover.
    Type: Grant
    Filed: May 6, 1996
    Date of Patent: October 21, 1997
    Assignee: Plumley Companies, Inc.
    Inventor: Stephen Plumley
  • Hose for an automobile fuel line
    Patent number: 5507320
    Abstract: A laminated hose is present which is suitable for a fuel conducting hose or other hose, or diaphragm, used for example in an automotive vehicle, which structure is required to have excellent heat resistance and gasoline permeation resistance while maintaining suitable properties of bonding and flexibility. The hose is constituted by an inner veneer layer of fluorovinylidene-hexafluoropropylene backed by a thin layer of Teflon. These layer are then reinforced by an elastomeric tie layer, a reinforcing layer and an elastomeric cover.
    Type: Grant
    Filed: October 14, 1994
    Date of Patent: April 16, 1996
    Assignee: Plumley Companies, Inc.
    Inventor: Stephen Plumley