Patents by Inventor Gordon G. Therrien

Gordon G. Therrien 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).

  • Silo door construction
    Patent number: 4118909
    Abstract: There is disclosed a silo door system designed to adapt older silo constructions for automated unloading, or to be employed as a general door system, if desired. The system includes a number of apertured panel sections clamped to the silo wall in aligned relationship, with door members for selectively closing said apertures. In addition, there is disclosed a double arm unloader chute positioning means for maintaining alignment of an unloader discharge chute with the apertures in said panel sections.
    Type: Grant
    Filed: February 24, 1977
    Date of Patent: October 10, 1978
    Assignee: Railoc Company, Inc.
    Inventors: James B. Rutten, Peter T. Rutten, Gordon G. Therrien, Richard S. Gaylord
  • Silo door construction and discharge chute positioning apparatus
    Patent number: 4043465
    Abstract: There is disclosed a silo door system designed to adapt older silo constructions for automated unloading, or to be employed as a general door system, if desired. The system includes a number of apertured panel sections clamped to the silo wall in aligned relationship, with door members for selectively closing said apertures. In addition, there is disclosed a double arm unloader chute positioning apparatus for maintaining alignment of an unloader discharge chute with the apertures in the panel sections.
    Type: Grant
    Filed: May 30, 1975
    Date of Patent: August 23, 1977
    Assignee: Railoc Company, Inc.
    Inventors: James B. Rutten, Peter T. Rutten, Gordon G. Therrien, Richard S. Gaylord