| 摘要 |
<p>Coupling for rapidly and detachably connecting a conduit pipe or hose to an opening, provided with an inner sleeve (1) having a flange (4) on at least one end, an outer sleeve (2) capable of moving with little play about the inner sleeve (1), a nest (7) for a flexible sealing member (8) between the coupling and the opening to be connected, as well as clamping means (3) for the relative axial movement of inner (1) and outer (2) sleeve and for pressing the sealing member (8) tightly into the opening, whereby the inner sleeve (1) is provided near the flange (4) with an inclined ascending face (5) which can mate with a corresponding ascending (9) face at the outer sleeve (2), the outer sleeve (2) being furnished with a nest (7) arranged all around it for accommodating a sealing ring (8), while at least the part of the outer sleeve (2) in the zone of the nest (7) for the sealing ring (8) is capable of flexible radial expansion, in such a way that, upon the ascending face (9) of the outer sleeve (2) being pressed against the ascending face (5) at the inner sleeve (1) under the action of the clamping means (3), the sealing ring (8) is thrust out radially.</p> |
