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Expired
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Thomas Molyneux
Robert Bridge
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Individual
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Individual
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Publication of GB190118386ApublicationCriticalpatent/GB190118386A/en
18,386. Molyneux, T., and Bridge, R. Sept. 14. Lift valves; seats; repairing, facilitating. - A stop valve has a readilyremovable cageshaped seat b, which is secured by a cap g ; or the cap and seat may be integral. To prevent leakage past the spindle, a collar q, which secures the spindle and valve, fits against the underside of the gland j. The valve h is reversible, and has a groove 0 for packing. The conical upper face of the valve may be adapted to a seat on the upper cap to prevent leakage.