Patent ID: 7431054

Claim:
A hose consisting of: a tubular inner ply formed of a thermoplastic elastomeric material, said inner ply having an inner surface that defines a substantially smooth bore; a metal wire helix disposed circumferentially around an outer surface of the inner ply; an intermediate ply formed of a thermoplastic elastomeric material, the intermediate ply covering the metal wire helix and being bonded to the inner ply without the use of any adhesives to encapsulate the metal wire helix; and an outer ply comprising a cured sleeve of rubber, the cured sleeve of rubber having an outer surface comprising adjacent valleys and peaks, the valleys being arranged in a space between adjacent wraps of the metal wire helix encapsulated between the inner ply and the intermediate ply and the peaks being arranged above the metal wire helix; wherein there is no adhesive between the outer ply and the intermediate ply, and wherein an end of the hose is provided with an integral coupling joint formed only of the cured sleeve of rubber, the coupling joint having a substantially smooth inner bore.