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John Mortamor Crozier
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Publication of GB190614064ApublicationCriticalpatent/GB190614064A/en
14,064. Crozier, J. M. Jnne 19. Tubes, smoke. - For fixing tubes in the tube plates, the tube 2 has one end 3 reduced in internal diameter, and increased in external diameter, the external surface being conical and flaring toward the end of the tube. This conical end fits in a soft bushing 6 held by a tube plate 1. The other end 4 is reduced in internal and external diameter, and the external surface is threaded to receive a conical nut 5, which beds on another soft bushing 6.
GB190614064D1906-06-191906-06-19Improvements in and relating to Boiler Tubes or Flues.
ExpiredGB190614064A
(en)