Patents by Inventor Philip Benford

Philip Benford 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).

  • COUPLING DEVICE
    Publication number: 20130251445
    Abstract: A pin or male member for a coupling device is disclosed. The pin may comprise an elongate non-metallic bar (2) and an elongate metal bar (25). The elongate non-metallic bar (2) has a first end (4), a second end (5), a central portion (9) extending along the elongate non-metallic bar (2), first grooves (7) towards the first end (4), and second grooves (6) towards the second end (5). The elongate metal bar (25) is enclosed in the elongate non-metallic bar (2). The elongate metal bar (25) comprises indents or protrusions, or both, on its surface and the indents or protrusions, or both, engage the elongate non-metallic bar (2).
    Type: Application
    Filed: October 5, 2011
    Publication date: September 26, 2013
    Applicants: Technical Tunnelling Components, Ltd., Bosworth Plastics Limited
    Inventors: Justin Peter Robertshaw, Gillian Annette Jakes, Philip Benford, David Morgan