Patents by Inventor Bruno J. Deutschle

Bruno J. Deutschle 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).

  • Door assembly
    Patent number: 4475312
    Abstract: A guide structure for a door assembly of the type including a door member, an endless chain member coupled to the door, and a drive mechanism for drawing the chain member to cause the door member to move between opened and closed positions. The guide structure includes an elongated metal body for receiving the span portions of the chain member, and plastic guide members positioned within the body for guidingly engaging the chain member to assure a smooth, quiet operation of the door assembly with no metal-to-metal contact.
    Type: Grant
    Filed: September 23, 1983
    Date of Patent: October 9, 1984
    Assignee: F. L. Saino Manufacturing Co.
    Inventor: Bruno J. Deutschle