Patent ID: 6155294
Filing Date: 2000-12-05
Classification: F16L,Y10T

Abstract:
A dry disconnect coupling for connecting one fluid conduit to another fluid conduit to form a continuous flow path, said coupling comprising a receptacle and a coupler, the receptacle and the coupler each being secured to a respective conduit or container, with means for securing and locking the receptacle and the coupler together to provide a connection for transfer of fluids, a poppet valve seated in each of the receptacle and the coupler for sealing a respective flow passageway therein when the coupling is uncoupled, and which valves can be unseated to permit flow of fluid through the coupling when the coupling is coupled and locked;the poppet valve of the receptacle having resilient annular sealing means on the poppet sealing surface of the poppet valve;a coupler body and a coupler poppet and a receptacle body and a receptacle poppet being provided with resilient annular sealing means at their interfaces, the coupler poppet being self-aligning, the arrangement of the sealing means and the coupler body and poppet and the receptacle body and poppet being such that a small interface is provided between the two poppets.