Patents by Inventor Daniel C. Dickinson

Daniel C. Dickinson 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).

  • Punch press with automatic tool changer
    Patent number: 4486941
    Abstract: The punch, stripper and die holders of a punch press are moved bodily toward an indexable turret and automatically pick up a punch, a stripper and a die from the turret preparatory to being shifted bodily away from the turret to perform a punching operation. When the punching operation is completed, the holders return the tools to the turret, the turret is indexed and then the holders pick up a different set of tools from the turret. Means are provided for shielding vulnerable areas of the holders from debris created during the operation of a plasma-arc torch which is associated with the press. The tools on the turret also are shielded from the debris.
    Type: Grant
    Filed: August 1, 1983
    Date of Patent: December 11, 1984
    Assignee: W. A. Whitney Corp.
    Inventors: William B. Scott, Daniel C. Dickinson, Joel C. E. Arnesson
  • Punch press with automatic tool changer
    Patent number: 4423546
    Abstract: The punch, stripper and die holders of a punch press are moved bodily toward an indexable turret and automatically pick up a punch, a stripper and a die from the turret preparatory to being shifted bodily away from the turret to perform a punching operation. When the punching operation is completed, the holders return the tools to the turret, the turret is indexed and then the holders pick up a different set of tools from the turret. Means are provided for shielding vulnerable areas of the holders from debris created during the operation of a plasma-arc torch which is associated with the press. The tools on the turret also are shielded from the debris.
    Type: Grant
    Filed: September 4, 1981
    Date of Patent: January 3, 1984
    Assignee: W. A. Whitney Corp.
    Inventors: William B. Scott, Daniel C. Dickinson, Joel C. E. Arnesson