Eiderdown filling pipe

Eiderdown filling pipe

  • CN 202,808,338 U
  • Filed: 08/31/2012
  • Issued: 03/20/2013
  • Est. Priority Date: 08/31/2012
  • Status: Active Grant
First Claim
Patent Images

1. one kind is filled the suede pipe, it is characterized in that, comprises inner tube, inner tube is set with outer tube, and the opposite ends of inner and outer tubes is tightly connected respectively, has cavity between inner and outer tubes, one end of outer tube is provided with some through holes, and the other end of outer tube is provided with counter flow pipe, and through hole and counter flow pipe connect with cavity respectively.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×