Patents Examined by Rinaldi H. Rada
  • Patent number: 6145424
    Abstract: A punching machine includes a body frame having a table to support a workpiece. First and second work movement positioning apparatuses are mounted at both sides to move and position the workpiece in a direction of axis X. A work head is mounted on the body frame and has a ram and a tool. The work head moves on the body frame in a direction of axis Y, which is perpendicular to axis X. The first and second work movement positioning apparatuses are arranged in series in the direction of axis X. The workpiece is clamped by the first positioning apparatus, moved in the direction of axis X, punched, clamped by the second positioning apparatus, unclamped by the first positioning apparatus, and moved further in the direction of axis X.
    Type: Grant
    Filed: August 27, 1997
    Date of Patent: November 14, 2000
    Assignees: Amada Company, Limited, Amada Engineering Center Co., Ltd.
    Inventors: Morikatsu Matsuda, Eiji Matsuno