Patent ID: 7192063

Claim:
A metallic tubular hose comprising a hose body having a longitudinal edge at one end thereof and a bellows metallic tube inner layer with the bellows metallic tube inner layer composed of a corrugated bellows portion and a restricted non-corrugated straight portion having a uniform thickness, a jacket composed of a plurality of layers surrounding the inner layer, a rigid insert pipe extending into the hose body with said rigid insert pipe having a groove adjacent said one end of the hose body and a metallic sleeve for engaging the hose body along said longitudinal edge; wherein said metallic sleeve includes a flange located in alignment with said groove in said pipe and wherein said restricted non-corrugated straight portion extends axially beyond said longitudinal edge of said hose body and said flange such that upon compressing said jacket against said rigid insert pipe said flange engages said groove with said extended non-corrugated straight portion held securely between said flange and groove at said one end of the hose body and wherein said plurality of layers in said jacket includes an inner layer contiguous to said restricted non-corrugated straight portion of said bellows metallic tube inner layer which is composed of a flexible and hard material of a rubber or resin composition possessing a tensile modulus of between 4 MPa and 8 MPa for a composition of rubber and above 300 MPa for a resin material composition.