Patents by Inventor Larry Schweigl

Larry Schweigl 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).

  • Crane counterweight installation and removal apparatus
    Patent number: 5615784
    Abstract: A counterweight installation and removal apparatus for a truck-mounted crane includes a counterweight having a bottom surface, a plurality of rollers attached to either the bottom surface of the counterweight or to a crane carrier deck, and at least one inclined surface positioned on the other of the bottom surface of the counterweight or the crane carrier deck to engage the plurality of rollers when the counterweight is installed and removed.
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: April 1, 1997
    Assignee: The Manitowoc Company, Inc.
    Inventors: David Pech, Larry Schweigl