Specification of Thomas Weatherburn Dodds : furnaces and fire-places.

  • Dodds, Thomas Weatherburn.
Date:
1854
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Thomas Weatherburn Dodds : furnaces and fire-places. Source: Wellcome Collection.

    3/18
    I Furnaces and Fire-places. LETTERS PATENT to Thomas Weatlierburn Dodds, of the Holmes Engine and Railway Works, Rotherham, in the County of York, Engineer, for the Invention of “ Improvements in Furnaces and Fire-places, por Effecting a more Perfect Combustion of Fuel and Prevention of Smoke/’ * Sealed the 20th June 1854, and dated the 24th April 1854. f PROVISIONAL SPECIFICATION left by the said Thomas Weatherburn Dodds at the Office of the Commissioners of Patents, with his Petition, ^ on the 24th April 1854. j I, Thomas Weatherburn Dodds, of the Holmes Engine and Railway w 5 Works, Rotherham, in the County of York, Engineer, do hereby declare the f'. nature of the said Invention for ‘‘ Improvements in Furnaces and Fire-places, FOR Effecting a more Perfect Combustion of Fuel and Prevention of Smoke,” to be as follows :— This Invention relates to a peculiar construction of furnace or fire-place for 10 steam boilers or other purposes, whereby a more perfect combustion of fuel with the prevention of smoke is effected, and consists in the employment of a series of hollow bars, through which the water of the boiler (when the furnace is applied to a steam generator or water heater) is allowed to circulate. The smoke or bituminous vapour of the green fuel is caused to pass through the 15 fuel that has been previously coked, and which is pushed forward on to the auxiliary bars, herein-before described. Or a separate door may be employed for feeding the auxiliary bars with coke. By this means the coked fuel takes up, for the supporting of its combustion, the smoke and unconsumed gases evolved from the newly suppliedTuel, at the same time that a certain amount 20 of atmospheric air is admitted at the front, sides, top, through or behind the