Patents by Inventor David G. Naves

David G. Naves 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).

  • Patent number: 4569292
    Abstract: A method is disclosed for enclosing a large cylindrical container within an existing refrigerated railway car by affixing structural framework to the container for supporting vertical forces, removing one end of the railway car, sliding the container, which is supported in a horizontal position within the railway car, securing the container in place by structural members extending from the supporting framework of the container through the floor to the center sill, and replacing the end of the railway car. Structural members are provided to transmit longitudinal forces to one end wall and to a bulkhead position near the other end wall.
    Type: Grant
    Filed: January 19, 1984
    Date of Patent: February 11, 1986
    Assignee: Fruit Growers Express Company
    Inventors: Myrl G. Dunham, David G. Naves
  • Patent number: 4252482
    Abstract: A vehicle carrying railway car including a plurality of vertically spaced decks having at least one hinged deck section adapted to be raised for facilitating the loading of vehicles onto the car. The hinged deck has shrouds that are supported and aligned by inter-reactive foot elements which are constantly shielded by the shrouds preventing injury to workmen moving the deck between its respective raised and lowered positions.
    Type: Grant
    Filed: October 26, 1978
    Date of Patent: February 24, 1981
    Assignee: Pullman Incorporated
    Inventor: David G. Naves
  • Patent number: 4238168
    Abstract: A railway car for transporting vehicles comprising a plurality of vertically spaced decks, one of which consists of a rigid central section and at opposite ends hinged deck sections that are adapted to be selectively raised for facilitating the loading of vehicles onto the railway car, and an improved counterbalancing and locking mechanism interconnecting the hinged deck sections and the car structure.
    Type: Grant
    Filed: December 28, 1978
    Date of Patent: December 9, 1980
    Assignee: Pullman Incorporated
    Inventor: David G. Naves
  • Patent number: 4149472
    Abstract: A railway car comprises a plurality of vertically disposed decks above the floor of the car. The first deck includes a rigid deck section having at opposite ends thereof hinged deck sections which may be moveable from a load carrying position upwardly to a raised position to facilitate loading of the car floor. The hinged deck sections are provided with counterbalancing means and a lock is provided for locking the sections either in the raised or lowered positions whereupon vehicles may be driven onto the deck sections.
    Type: Grant
    Filed: February 25, 1977
    Date of Patent: April 17, 1979
    Assignee: Pullman Incorporated
    Inventors: David G. Naves, Herman A. Aquino, Robert J. Mish
  • Patent number: 4119043
    Abstract: A railway car for transporting vehicles comprises a floor having a plurality of vertically spaced decks, one of said decks comprising a hinged deck section which may be raised above the floor of the car for facilitating loading. A counterbalancing mechanism is connected to the car structure and to the hinged deck and a locking device is provided for securing the hinged deck in both lowered or raised positions.
    Type: Grant
    Filed: March 9, 1977
    Date of Patent: October 10, 1978
    Assignee: Pullman Incorporated
    Inventors: David G. Naves, Herman A. Aquino, Mitchell L. Morgan
  • Patent number: 4119042
    Abstract: A vehicle carrying railway car comprises a plurality of vertically spaced decks, at least one of which consists of a rigid central section and at opposite ends hinged deck sections that are adapted to be raised for facilitating the loading of vehicles onto the car. The raised deck sections are counterbalanced by a biasing assembly and may be locked in raised or lowered positions.
    Type: Grant
    Filed: February 25, 1977
    Date of Patent: October 10, 1978
    Assignee: Pullman Incorporated
    Inventors: David G. Naves, Herman A. Aquino, Robert J. Mish