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James Martin Robson
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Publication of GB190104418ApublicationCriticalpatent/GB190104418A/en
4418. Robson, J. M. March 1. Stuffing boxes.- The packing is composed of one or more series of packing- rings contained in a casing A and separated by a ridge or ridges A<1>. Each set of rings comprises inner rings C composed of segments, and outer rings D also composed of segments. The outer rings have peripheral grooves to receive springs F, and internal grooves to re ceive V - shaped ridges projecting from the inner rings.
GB190104418D1901-03-011901-03-01Improvements in Metallic Packing for Steam or other Engines.
ExpiredGB190104418A
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