A kind of Anti-backward flowing ballistic cap

A kind of Anti-backward flowing ballistic cap

  • CN 101,962,993 B
  • Filed: 10/28/2010
  • Issued: 05/18/2016
  • Est. Priority Date: 10/28/2010
  • Status: Active Grant
First Claim
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1. an Anti-backward flowing ballistic cap, is characterized in that:

  • comprise main exhaust duct and uniform ring be located at described live exhaust ductFour exhaust ducts of outwards giving prominence at top, between described four exhaust duct center line vertical projectionsAngle is right angle, and described relative two are propped up the projections of exhaust duct vertical point-blank, described air draftPipe includes and is positioned at the air outlet of an exhaust duct front end and is positioned at exhaust duct end and a main exhaust duct sidewall contactThe exhaust outlet at place, described main exhaust duct top is provided with cover plate, described exhaust duct top by end to front end toThe extension that has a down dip, described exhaust duct is cone table shape, described air outlet size is less than described exhaust outlet chiVery little.

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