Patents by Inventor Chris R. Johnson

Chris R. Johnson 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: 20150052726
    Abstract: A safety appliance for a downhaul weight. The safety appliance includes a cradle that is configured and arranged to receive support a downhaul weight in its normal working orientation. The safety appliance is capable of receiving and supporting downhaul weights having different sizes and dimensions. When a downhaul weight is seated in the cradle, the safety appliance may provide a working space therebelow. The cradle of the safety appliance may include friction reducing material that allows a downhaul weight to be manipulated while it is seated in the cradle. The safety appliance and a downhaul weight may be conveyed from one location to another location as a single unit. The safety appliance may include one or more box-beams that facilitate lifting the safety appliance from below and/or one or more lifting lugs that facilitate lifting the safety appliance from above.
    Type: Application
    Filed: August 22, 2013
    Publication date: February 26, 2015
    Applicant: MACHINING & WELDING BY OLSEN, INC.
    Inventors: David A. Camp, Chris R. Johnson, Darin L. Young