Patent ID: 6308992
Filing Date: 2001-10-30
Classification: F16L

Abstract:
A hose connecting assembly comprising a hose connecting tube and a hose, where the hose connecting tube is pressed into the hose to ensure connection with said hose, the hose having an inner diameter d1 when no pressure is applied, said hose connecting tube including:a ring-shaped projection formed around an outer circumferential surface of said hose connecting tube, the ring-shaped projection having an outer diameter D1, which is greater than the inner diameter d1 of said hose,wherein said ring-shaped projection has a diameter expansion rate T of at least 25%, which is defined as (D1-d1).times.100/d1, andwherein said hose connecting tube is pressed into said hose at a press fit factor Lh/Lp in a range of 1.05 to 1.4, where Lp denotes a length of said hose connecting tube and Lh denotes a length of said hose into which said hose connecting tube is pressed, the length Lh being measured when the hose connecting tube is not pressed into the hose.