Patent ID: 6269841
Filing Date: 2001-08-07
Classification: B62D,F16L

Abstract:
An energy attenuation apparatus for a system conveying liquid under pressure, wherein said apparatus is disposed in a liquid conveying means of said system, said apparatus comprising:an outer hose means;restrictor means disposed in said hose means and dividing the interior of said hose means into an inlet chamber and an outlet chamber that communicate with one another via said restrictor means, wherein each of said chambers has an inlet end and an outlet end;a first tuning cable means of polymeric material disposed in said inlet chamber, wherein said first tuning cable means has a first end connected to said inlet end of said inlet chamber for receiving said liquid from said system, and a second open end that is spaced from said outlet end of said inlet chamber for conveying said liquid thereto; anda second tuning cable means of polymeric material disposed in said outlet chamber, wherein said second tuning cable means has a first end connected to said restrictor means for receiving said liquid, and a second open end that is spaced from said outlet end of said outlet chamber for conveying said liquid thereto.