Patent ID: 6315002
Filing Date: 2001-11-13
Classification: F16L

Abstract:
A flexible hose comprising:a semi-crystalline thermoplastic inner liner;at least one steel reinforcing layer surrounding the inner liner;at least one hose coupling disposed at an end of the hose and surrounding the at least one steel reinforcing layer;a sealing area defined between the at least one coupling and the inner liner;a sealing compound disposed in the sealing area; anda cover surrounding the coupling and the at least one steel reinforcing layer;wherein a section of the inner liner extends into the sealing area and said section is chemically connected in permanent connection to the coupling with an elastomeric network of the sealing compound, the sealing compound is connected to the coupling by a metal-rubber chemical bond and to the inner liner by a plastic-rubber chemical bond and the permanent connection cannot be broken by non-destructive methods.