A kind of cutting edge depression incline has the Thief zone type glass-cutting break bar of chamfering

A kind of cutting edge depression incline has the Thief zone type glass-cutting break bar of chamfering

  • CN 102,557,424 B
  • Filed: 12/22/2011
  • Issued: 06/22/2016
  • Est. Priority Date: 12/22/2011
  • Status: Active Grant
First Claim
Patent Images

1. cutting edge depression incline has the Thief zone type glass-cutting break bar of chamfering, it is characterised in that:

  • including V-arrangement cutting edge portion, card and axis hole, described axis hole is located at the center of described card, and described V-arrangement cutting edge portion is located at the outer rim of described card;

    Wherein;

    V-arrangement cutting edge portion is formed by first surface, the second curved surface and outward flange crest line;

    One week of described outward flange crest line has alternatively distributed cutting edge and sunk structure, and described sunk structure is inner concave, and it has width on the direction be perpendicular to card;

    The both sides processing of described sunk structure has the first chamfering inclined-plane and the second chamfering inclined-plane of symmetry;

    Described sunk structure is arc-shaped structure, v-shaped structure or " opening part is V-arrangement, bottom is circular arc " structure, and the angle of the surface of described sunk structure and described cutting edge cutting edge is obtuse angle or close to right angle。

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×