Clamping nut and tool holder with the clamping nut, and spanner

Clamping nut and tool holder with the clamping nut, and spanner

  • CN 1,467,386 A
  • Filed: 12/10/2002
  • Published: 01/14/2004
  • Est. Priority Date: 07/11/2002
  • Status: Active Grant
First Claim
Patent Images

1. tightening nut that is used to tighten or loosen fastened parts,Be arranged on above-mentioned fastened parts outer circumferential face rotationally, have simultaneously above-mentioned rotation is converted to straight-line changeover part at inner peripheral surface,Utilize this straight line motion in the axial advancement of above-mentioned fastened parts or retreat,Quilt uses the parts to the above-mentioned tightening nut outer circumferential face of power clamping of inner peripheral surface to clamp, and can rotate,In the above-mentioned tightening nut outer circumferential face zone corresponding, at least a portion, form annularly and the discontiguous non-contact part of above-mentioned parts along this outer circumferential face with above-mentioned changeover part.

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