| 摘要 |
<p>In one aspect the invention there is proposed a hose coupling (10) of unitary construction comprising a head (12), tail portion (14), and a passageway (16) passing therethrough, the tail portion (14) configured for connection with a hose (24), the head (12) being radially enlarged relative to the tail portion (14), and including an end face (18) perpendicular to said passageway (16), claws (20) extending outward radially and axially from the head (12) for connection with a like coupling (10a), such that respective end faces (18) of said hose coupling (10) and like coupling (10a) abut, wherein the hose coupling (10) has a seal retaining groove (26) extending inwardly axially of the end face (18) and separated from the passageway (16) by an inner wall (28), such that in use the seal (30) located in and extending axially outwardly from the seal retaining groove (26) is compressed by contact with an adjacent seal in said like coupling (10a) to form a sealed connection.</p> |
