25 mm universal radial drilling machine column cap devices improve new method

25 mm universal radial drilling machine column cap devices improve new method

  • CN 1,050,345 A
  • Filed: 04/19/1990
  • Published: 04/03/1991
  • Est. Priority Date: 04/19/1990
  • Status: Abandoned Application
First Claim
Patent Images

1. , the device in the 25 mm universal radial drilling machines opposition cap carries out improved new method.The column cap is equipped with a plane (thrust) bearing.Two 100 millimeters 211 rolling bearings.Feature of the present invention is:

  • A, quoted gravitation carried out concrete application on this drilling machine, promptly weight or thing with weight rotate on circuit orbit and will remain the same from beginning to end.B, applied mechanics have proved screw mandrel and the stressed load intensity that is far smaller than its material of column cap various piece.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×