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William Percy Nesbitt
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Publication of GB190900932ApublicationCriticalpatent/GB190900932A/en
932. Nesbitt, W. P. Jan. 14. Stuffing-boxes, substitutes for.-To prevent leakage past the spindles of valves used for liquids of a penetrating character, or under great pressure, the valve b is attached to the top of an elastic chamber a which can be compressed by a spindle f to close the valve. The chamber a is held in position between the lower part d of the casing and the four-armed spindle support i.
GB190900932D1909-01-141909-01-14Improvements in Stop Valves.
ExpiredGB190900932A
(en)