Transparent pull head with enlarging function

Transparent pull head with enlarging function

  • CN 104,397,939 B
  • Filed: 11/27/2014
  • Issued: 02/16/2018
  • Est. Priority Date: 11/27/2014
  • Status: Active Grant
First Claim
Patent Images

1. a kind of transparent pull head with enlarging function, including pull head body, the pull head body include the upper deck of boat, the lower deck of boat andPillar, the upper deck of boat are connected with the lower deck of boat by pillar, and the plate surface of going on board is provided with the first projection and the second projection, describedExist between first projection and the second projection and be spaced, covered with drawing nose on first projection and the second projection, it is characterised in that:

  • The pull head body is made of clear material, and the pull head chamber body is provided with convex spherical, the convex spherical be located at the upper deck of boat andThe lower opposite side of the deck of boat, the upper deck of boat of convex spherical protrusion and lower deck of boat inner side, the convex spherical intermediate projections surrounding are inclination arcShape, the thickness of the convex spherical is 1-3mm.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×