Patents by Inventor John C. Welsh

John C. Welsh 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: 4384669
    Abstract: Disclosed is a stitcher head for use with a stitching machine and for use in forming staples from a continuous length of wire and for driving the staples into work. The stitching machine includes a rigid frame having a generally vertical face, a first generally horizontal bar located adjacent the face, the first bar being driven vertically reciprocated, a second generally horizontal bar located adjacent the face and in spaced relation from the first bar, and being vertically reciprocated. The stitcher head is supported by the frame and includes a body having a rearward surface adapted to face the vertical face, and movable members for feeding, cutting, and shaping a continuous length of wire to form a staple and for driving the staple into the work.
    Type: Grant
    Filed: October 17, 1980
    Date of Patent: May 24, 1983
    Inventor: John C. Welsh