Patents by Inventor Robert L. Pruitt, Jr.

Robert L. Pruitt, Jr. 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).

  • Method and apparatus for affixing prealigned corner posts to box-like structures before assembling same
    Patent number: 3986249
    Abstract: This invention relates to a corner alignment jig for box-like structures to be joined together in side-by-side or end-to-end assembled relation which comprises four horizontally adjustable vertically-disposed prealigned stanchions positioned to receive the box-like structure therebetween, fastener means for detachably connecting a corner post to the inside planar face of each stanchion, spacer means to be interposed between each stanchion and the corner post associated therewith to maintain a fixed spaced parallel relation therebetween, and jack means for temporarily elevating the box-like structure into position to have the four corner posts fastened thereto.
    Type: Grant
    Filed: November 7, 1975
    Date of Patent: October 19, 1976
    Inventor: Robert L. Pruitt, Jr.
  • Apparatus for affixing prealigned corner posts to box-like structures before assembling same
    Patent number: 3965557
    Abstract: This invention relates to a corner alignment jig for box-like structures to be joined together in side-by-side or end-to-end assembled relation which comprises four horizontally adjustable vertically-disposed prealigned stanchions positioned to receive the box-like structure therebetween, fastener means for detachably connecting a corner post to the inside planar face of each stanchion, spacer means to be interposed between each stanchion and the corner post associated therewith to maintain a fixed spaced parallel relation therebetween, and jack means for temporarily elevating the box-like structure into position to have the four corner posts fastened thereto.
    Type: Grant
    Filed: August 1, 1974
    Date of Patent: June 29, 1976
    Inventor: Robert L. Pruitt, Jr.