USRE13578E - scotland - Google Patents

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Publication number
USRE13578E
USRE13578E US RE13578 E USRE13578 E US RE13578E
Authority
US
United States
Prior art keywords
grate
fuel
producer
combustion chamber
plate
Prior art date
Application number
Inventor
Reginald Vandezee Eabwham
Original Assignee
Fabn
Filing date
Publication date

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  • a This invention relates to a gas producer channel-shaped guide M in which a perfo- 10 of the suction or pressure type wherein the rated metal plate N is arranged to be slid fuel is fed at each fresh charge on to a ver horizontally so as to pass through the incantically movable grate cooperating with a descent fuel when the grate is in its raised separate horizontally movable plate so that position and to support all the fuel in the the gases arising from the fresh charge are combustion chamber temporarily and thus 15 caused to pass through the incandescent fuel permit the grate to be lowered; the com resting above the fresh charges, and the bined area of the perforations in the plate N volatile matters and hydrocarbons are rebeing equal to the area of the air inlet to the solved into fixed gases. producer.
  • FIG. 8 is a plan of a gas producer constructters arising therefrom are resolved into ed in accordance with the invention. Fixed gases in passing through the incandes Referring to the drawings, the producer cent mass.
  • the plate N is operated by 35 comprises a central combustion chamber means of a screw-threaded spindle R enof fire brick located within a metal casing B, gaging a nut S secured to said plate.
  • said chamber A having an outlet E for pro- Steam is obtained from the supply of ducer gas near its upper end and being surwater flowing through inlet and outlet pipes mounted by a hopper D through which is T, T which pipes pass through the casing 40 fed the fuel on starting.
  • a grate capajacket U Fitted within the B and are connected with an annular water lower end of the chamber A is a grate capajacket U which is shown as forming an exble of being raised vertically to carry with tension of the combustion chamber in which it the incandescent fuel or compress the fuel the grate moves, the jacket being of the same in the space above the grate, and for this cross sectional area as the remainder of the 45 purpose devices for lifting the grate are combustion chamber A; the jacket is formed fitted in the space below the grate, these with outlets V located below the plate N, devices being operated from outside the genand the lowermost position of the grate, and erator casing. Said devices comprise racks serving to admit into!
  • a gas producer comprising a combusoperated by a worm J on a shaft K protion chamber formed with continuous walls and having an outlet for producer gas near its upper end, a vertically movable grate ed. ith n he hamb r near i bot-t m.
  • said grate being of an area equal to that of the lower portion of the chamber and the latter portion being of uniform cross sectional area from the uppermost position of the grate to the lowermost position of such grate, in combination with mechanism, below the grate for raising the latter to compress the fuel into the combustion chamber; a transversely movable plate in said chamber at a point above the grate for temporarily supporting the fuel When the grate is lowered, and mechanism for operating said plate.
  • a gas producer comprisin a combust q h m er ha ing n tle r p du e gas near its u per end and having a hollow extension from its lower end of uniform cross sectional area equal to that of said end,
  • said extension constituting a water-jacket, a vertically movable grate fitted Within the aid extension, for nor- 115x113 suppor ng all of the fuel in the producer and constituting the sole means through which air may be supplied to the latter, said grate being of an area equal to that of said extension; in combination with mechanism, below the grate, for raising the latter to.
  • VVALLACE CRANSTQN FAIRWWEATEER JOHN MoCLnA m writ of i patent ay b b a n or fiv cents 4211. y dslr fisins, he rnmiss qn' o atents;

Description

R. V. FARNHAM.
GAS PRODUCER. APPLICATION FILED APR. so, 1913.
Reissued June 17, 1913.
Ill
will
firm/won R. V. FERN/MM COLUMBKA PLANOGRAPH c0., WASHINGTON. uv c.
'UNITED STATES PATENT OFFICE.
REGINALD VANDEZEE FARNHAM, OF SKELMORLIE, SCOTLAND, ASSIGNOR TO EARN- HAMS PATENTS LIMITED, 013 GLASGOW, SCOTLAND.
GAS-PRODUCER.
13,578 Specification of Reissued Letters Patent. Reis ued June 17, 1913 Original No. 993,160, dated May 23, 1911, Serial No. 530,128. Application for reissue filed. April 30, 1913. Serial No. 764,698.
To all whom it may concern: vided with a hand-wheel L. It will be un- Be it known that I, REGINALD VANDEZEE derstood that the grate normally supports FARNHAM, a subject of the United Kingdom all of the fuel in the producer. Said grate of Great Britain and Ireland, and residing also, as shown, constitutes the sole means 5 at Skelmorlie, Ayrshire, Scotland, have inthrough which air may be supplied to the vented certain new and useful Improveproducer. ments in Gas-Producers, of which the fol- At about the height to which the grate is lowing is a specification. intended to be raised, there is provided a This invention relates to a gas producer channel-shaped guide M in which a perfo- 10 of the suction or pressure type wherein the rated metal plate N is arranged to be slid fuel is fed at each fresh charge on to a ver horizontally so as to pass through the incantically movable grate cooperating with a descent fuel when the grate is in its raised separate horizontally movable plate so that position and to support all the fuel in the the gases arising from the fresh charge are combustion chamber temporarily and thus 15 caused to pass through the incandescent fuel permit the grate to be lowered; the com resting above the fresh charges, and the bined area of the perforations in the plate N volatile matters and hydrocarbons are rebeing equal to the area of the air inlet to the solved into fixed gases. producer. When the grate C is lowered,
In a producer embodying the invention the space left between the supporting plate 20 the combustion chamber is formed with ver- N and the grate, after the grate has been tical walls, the cross sectional area of the cleaned by a cleat to prevent the formation of clinker, is fed with fresh fuel through a combustion chamber, taken atany position between the uppermost level of the fuel and lateral openlng 0 located just above the fire grate; which fuel may pass first through a the lowest position of the grate, being unichute P and be fed forward by means of a 25 form and equal to the area of the grate,
whereby, on the upward movement of the screw conveyer Q, or the like; any suitable grate, the fuel is uniformly compressed and device being employed for distributing the fresh fuel over the fire grate. When the clinker removed from the sides of the combustion chamber. supporting plate N is withdrawn, the fresh 30 In the drawings Figures 1 and 2 are elefuel is quickly ignited by the incandescent vations at right angles to each other, and mass above the same, and the volatile mat- Fig. 8 is a plan of a gas producer constructters arising therefrom are resolved into ed in accordance with the invention. fixed gases in passing through the incandes Referring to the drawings, the producer cent mass. The plate N is operated by 35 comprises a central combustion chamber means of a screw-threaded spindle R enof fire brick located within a metal casing B, gaging a nut S secured to said plate. said chamber A having an outlet E for pro- Steam is obtained from the supply of ducer gas near its upper end and being surwater flowing through inlet and outlet pipes mounted by a hopper D through which is T, T which pipes pass through the casing 40 fed the fuel on starting. Fitted within the B and are connected with an annular water lower end of the chamber A is a grate capajacket U which is shown as forming an exble of being raised vertically to carry with tension of the combustion chamber in which it the incandescent fuel or compress the fuel the grate moves, the jacket being of the same in the space above the grate, and for this cross sectional area as the remainder of the 45 purpose devices for lifting the grate are combustion chamber A; the jacket is formed fitted in the space below the grate, these with outlets V located below the plate N, devices being operated from outside the genand the lowermost position of the grate, and erator casing. Said devices comprise racks serving to admit into! the combustion cham F secured to the under side of the grate and her steam rising from water in the jacket. 50 pinions G secured on shafts H and in gear Having now described my invention what with said racks; the shaftsHbeing mounted I claim and desire to secure by Letters on the casing B and each shaft having se- Patent of the United States is cured to it a worm wheel I adapted to be 1. A gas producer comprising a combusoperated by a worm J on a shaft K protion chamber formed with continuous walls and having an outlet for producer gas near its upper end, a vertically movable grate ed. ith n he hamb r near i bot-t m. for normally supporting all of the fuel in the producer and constituting the sole means through which air may be supplied to the latter, said grate being of an area equal to that of the lower portion of the chamber and the latter portion being of uniform cross sectional area from the uppermost position of the grate to the lowermost position of such grate, in combination with mechanism, below the grate for raising the latter to compress the fuel into the combustion chamber; a transversely movable plate in said chamber at a point above the grate for temporarily supporting the fuel When the grate is lowered, and mechanism for operating said plate.
A gas producer comprisin a combust q h m er ha ing n tle r p du e gas near its u per end and having a hollow extension from its lower end of uniform cross sectional area equal to that of said end,
said extension constituting a water-jacket, a vertically movable grate fitted Within the aid extension, for nor- 115x113 suppor ng all of the fuel in the producer and constituting the sole means through which air may be supplied to the latter, said grate being of an area equal to that of said extension; in combination with mechanism, below the grate, for raising the latter to. compress the fuel in the combustion chamber; a transversely movable plate in said chamber at a point above the grate for temporarily supporting the fu h n th gr i low d, a mechanism for operating said plate; the said water-jacket having outlets in the combustion chamber below the movable plate In te ny h r f I ave s g d my nam o th s p at on in h p s n o two subscribing Witnesses.
REGINALD VANDEZEE FARNHAM.
lVitnesses VVALLACE CRANSTQN FAIRWWEATEER, JOHN MoCLnA m writ of i patent ay b b a n or fiv cents 4211. y dslr fisins, he rnmiss qn' o atents;
Washin n, 1. 3-"

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