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Frederick William Thomas
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Publication of GB190600277ApublicationCriticalpatent/GB190600277A/en
277. Thomas, F. W. Jan. 4. Stuffing-boxes.-The joints of segmental rings a pressed inwards by circumferential or radial springs are covered by insertion pieces f lying in recesses in the rings a. The inner faces of the pieces f have a sharper curvature than that of the abutting faces of the ring a. Each ring a is used in conjunction with a segmental ring k arranged to break joint with it, the rings being held in recesses in a stuffing-box built up of rings.
GB190600277D1906-01-041906-01-04Improvements in Metallic-packings for Piston Rods and the like
ExpiredGB190600277A
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