Patents by Inventor Charles R. Donahue

Charles R. Donahue 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: 4103981
    Abstract: An article of furniture includes a frame to which is attached a removable panel having fixed fastening means adjacent its top and bottom edge. The bottom-most fastener means are pivotally engageable with fixed brackets on the frame while the top-most fastener means are insertable through the frame and subsequently locked in an assembled position by means of a reciprocal latch member operable only from within the confines of the furniture article.
    Type: Grant
    Filed: October 6, 1976
    Date of Patent: August 1, 1978
    Assignee: GF Business Equipment, Inc.
    Inventors: Charles R. Donahue, Leo Terlecki
  • Patent number: 3976343
    Abstract: A locking mechanism for drawers in an article of furniture includes a unitary lock transfer rod fully disposed within the furniture top and provided with a plurality of axially spaced crank portions. Only those crank portions associated with drawer columns are attached to individual vertical lock bars each having one or more resilient lock dogs thereon whereby, subsequent arcuate displacement of any one of the crank portions is translated as a concurrent displacement of all crank portions and the attached lock bars to move the lock dogs into and out of engagement with striker means carried by the drawers.
    Type: Grant
    Filed: February 11, 1975
    Date of Patent: August 24, 1976
    Assignee: GF Business Equipment, Inc.
    Inventors: Gerald Breckner, Charles R. Donahue, C. Herbert Hage, Philip J. Williams
  • Patent number: 3971182
    Abstract: A portable wall assembly includes a plurality of panel members having vertical lateral edges releasably attachable to either square or round supporting posts by means of hook-type mounting clips projecting from the upper and lower portions of each panel vertical edge and insertable within the interior of the supporting posts prior to the actuation of a connector plug in the top thereof which is manipulated to produce expansion of the plug in a manner causing a rigid locking of the panels to the adjacent supporting posts.
    Type: Grant
    Filed: May 2, 1975
    Date of Patent: July 27, 1976
    Assignee: GF Business Equipment, Inc.
    Inventors: Charles R. Donahue, Philip J. Williams