Patents by Inventor Thomas R. Kovalenko

Thomas R. Kovalenko 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).

  • Multiple spindle bar machine
    Patent number: 5016334
    Abstract: A multiple spindle bar machine which includes a carrier rotatively supporting a plurality of spindles. The carrier is rotatable to index the spindles to a successive work station. Separate spindle drives supported by the carrier are provided to rotate each spindle independently of each other spindle. Each spindle drive includes a motor supported by the frame and a clutch assembly for transferring rotative motion from the motor to the drive means. Each clutch assembly includes two clutch plates which are separable to allow rotation of the carrier to index the spindles.
    Type: Grant
    Filed: July 31, 1989
    Date of Patent: May 21, 1991
    Assignees: Shenyang No. 3 Machine Tool Works, Key Machine Tool, Incorporated
    Inventors: Thomas R. Kovalenko, Lu B. Xin