Specification of Thomas Loftus : smoke-consuming apparatus.

  • Loftus, Thomas.
Date:
1864
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Thomas Loftus : smoke-consuming apparatus. Source: Wellcome Collection.

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    Smoke-consuming Apparatus. LETTERS PATENT to Thomas Loftus, of Preston, in the County of Lancaster, Mechanical Engineer, for the Invention of “ Improvements in Apparatus for Attaching to Steam Boilers and Flues for the Consumption of Smoke.” Sealed the 16th February 1864, and dated the 17th August 1863. PROVISIONAL SPECIFICATION left by the said Thomas Loftus at the Office of the Commissioners of Patents, with his Petition, on the 17th August 1863. I, Thomas Loftus, of Preston, in the County of Lancaster, Mechanical 5 Engineer, do hereby declare the nature of the said Invention for “ Improve¬ ments in Apparatus for Attaching to Steam Boilers and Flues for the Consumption of Smoke,” to be as follows :— This Invention consists of a peculiar combination and arrangement of apparatus for admitting atmospheric air to the flues of steam boiler and other 10 furnaces by means of a horizontal air door under the dead plate; also by an air valve under the bridge at the further extremity of the furnace, the air door and valve being worked by a lever and connecting rod, to which is attached a combustion bar by means of which (together with an improved perforated bevel- bridge) the smoke is ignited at the furthest extremity of the 15 fire and there consumed. The lever and connecting rod are worked by a knocking-off motion, to which is attached a self-acting adjusting balance, by