Drainage vehicle extension tube

Drainage vehicle extension tube

  • CN 206,246,885 U
  • Filed: 12/05/2016
  • Issued: 06/13/2017
  • Est. Priority Date: 12/05/2016
  • Status: Active Grant
First Claim
Patent Images

1. drainage vehicle extension tube, it is characterised in that including inner and outer tubes, inner tube is arranged in outer tube, and inner tube is relative to outer tubeIt is slidably connected, the tip inside of the outer tube is inwardly vertically provided with ring-shaped baffle, and the end outside vertical of said inner tube is to peripheral hardwareThere are ring-type sliding block, the external diameter of the internal diameter more than inner tube of ring-shaped baffle, ring-type sliding block.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×