Patents by Inventor Trevor Clem

Trevor Clem 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).

  • Publication number: 20050156092
    Abstract: A portable telescopic lifting apparatus (1) for lifting aerial cables (53). The apparatus (1) comprises a tubular housing (2), first and second telescopic members (3, 4) extendible from and retractable into the housing (2), a drive (5, 60) for extending and retracting the telescopic members (3, 4), and a cable-engaging member (51) attached to the second telescopic member (4) for lifting one or more aerial cables (53). The drive (5, 60) comprises a chain lever block (5) and a pulley arrangement (60). In use, the apparatus (1) is positioned below one or more aerial cables (53), the chain lever block (5) is used to raise the first telescopic member (3), the first telescopic member (3) extends from within the housing (2), the second telescopic member (4) extends from within the first telescopic member (3), and cable-engaging member (51) raises the cable/s (53).
    Type: Application
    Filed: March 3, 2003
    Publication date: July 21, 2005
    Inventors: Keiron Shepherd, Trevor Clem