| 摘要 |
A hose (10) with ajoint fitting for conveying a carbon dioxide refrigerant has a hose body (12) and a joint fitting (14). The joint fitting (14) is provided with an insert pipe (16) inserted in an end portion of the hose body (12), and a socket fitting (18) including a sleeve (20) and a radially inwardly directed collar portion (22) on an axial end of the sleeve (20). An axial blocking layer (42) blocking an axial leakage path of the refrigerant is provided between an outer surface of the insert pipe (16) and an inner surface of the hose body (12), and a radial blocking layer (44) blocking a radial leakage path of the refrigerant is provided between an inner surface of the collar portion (22) and an end surface of the hose body (12).
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