Patents by Inventor Lars I. Palmqvist

Lars I. Palmqvist 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).

  • Pliable sleeve which is turned inside out and lubricated when fitted on a core and method of installing same
    Patent number: 4685189
    Abstract: A sleeve of pliable, elastic material, such as silicone rubber or the like, intended to be turned inside out when being fitted onto a slender elongated core, for example an end of a high tension cable. The sleeve is provided on its outer surface, which surface is turned inwardly prior to fitting the sleeve on the core, with a plurality of densely located hollows (8) which are intended to accommodate a lubricant (12). The hollows may, for example, have the form of closely adjacent grooves extending around the sleeve (1) or of densely located craters.
    Type: Grant
    Filed: February 28, 1986
    Date of Patent: August 11, 1987
    Assignee: Kabeldon Aktiebolag
    Inventors: Lars I. Palmqvist, Bolennart A. Svensson