Patents by Inventor Jerry V. Koski

Jerry V. Koski 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).

  • Member for welding to another member
    Patent number: 4134607
    Abstract: A member to be welded to another member by means of a welding tool that clamps the two members together with the weld location in register with a welding tip carried by the tool. Attached to the member is a welding collar of a material different than the material of the members to be welded together. The collar is located relative to the tip by an interlocking connection between the tool and the one member.
    Type: Grant
    Filed: February 2, 1976
    Date of Patent: January 16, 1979
    Assignee: Parker-Hannifin Corporation
    Inventor: Jerry V. Koski
  • Method and apparatus for forming tube coupling joint
    Patent number: 3972112
    Abstract: A tube coupling joint comprising a tube having an enlarged end, a body having a bore to receive the tube end and having a cam surface leading to the bore, a sleeve having an inner end with a transverse shoulder contracted to a diameter less than the tube diameter with the sleeve shoulder embedded within the tube adjacent the expanded portion of the tube, and a nut holding the sleeve into engagement with the cam surface whereby the cam surface maintains the sleeve shoulder in its embedded position.
    Type: Grant
    Filed: September 2, 1975
    Date of Patent: August 3, 1976
    Assignee: Parker-Hannifin Corporation
    Inventors: Lawrence B. O'Sickey, Jerry V. Koski
  • Tube coupling joint
    Patent number: 3970336
    Abstract: A tube coupling joint comprising a tube having an enlarged end, a body having a bore to receive the tube end and having a cam surface leading to the bore, a sleeve having an inner end with a transverse shoulder contracted to a diameter less than the tube diameter with the sleeve shoulder embedded within the tube adjacent the expanded portion of the tube, and a nut holding the sleeve into engagement with the cam surface whereby the cam surface maintains the sleeve shoulder in its embedded position.
    Type: Grant
    Filed: November 25, 1974
    Date of Patent: July 20, 1976
    Assignee: Parker-Hannifin Corporation
    Inventors: Lawrence B. O'Sickey, Jerry V. Koski