| 摘要 |
<p>A collecting tank made of plastics material for heat-exchangers for motor-vehicles is provided with a breather hole (4) and a removable plug (8) for closing the hole. In correspondence with the hole (4), the tank is provided with an annular flange (10) perpendicular to the axis of the breather hole (4) and provided with sloping surfaces (16) for cooperating with anchoring fins (14) on the plug (8) with a substantially L-shaped profile. <IMAGE></p> |
