Patents by Inventor Randolph J. Janikowski

Randolph J. Janikowski 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).

  • Tool for attaching/removing a mower blade cutting insert
    Patent number: 8631550
    Abstract: An impact tool for removal and attachment of a mower blade cutting edge insert of the type demountably attached with a press fit wedging connection in a recessed end surface of the mower blade, the tool body having a U-shaped slot permitting the slot to receive and straddle adjacent edges of the mower blade and the insert when the latter is in the recessed end surface portion, sliding movement of the tool along the edges causes a contacting abutment in the bottom of the U-shaped slot to engage one or the other ends of the edge insert to drive the insert into or detach it from an operative press fit attachment.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: January 21, 2014
    Inventors: Randolph J. Janikowski, Paul E. Kratzke
  • Tool for Attaching/Removing a Mower Blade Cutting Insert
    Publication number: 20120279032
    Abstract: An impact tool for removal and attachment of a mower blade cutting edge insert of the type demountably attached with a press fit wedging connection in a recessed end surface of the mower blade, the tool body having a U-shaped slot permitting the slot to receive and straddle adjacent edges of the mower blade and the insert when the latter is in the recessed end surface portion, sliding movement of the tool along the edges causes a contacting abutment in the bottom of the U-shaped slot to engage one or the other ends of the edge insert to drive the insert into or detach it from an operative press fit attachment.
    Type: Application
    Filed: May 4, 2011
    Publication date: November 8, 2012
    Inventors: Randolph J. Janikowski, Paul E. Kratzke