US986455A - Furnace-arch. - Google Patents

Description

F. GIRTANNER.

FURNACE ARCH. APPLICATION FILED JAN .8,1910. RENEWED JAN. 21, 1911.

Patented Mar. 14, 1-911.

, 2 BHIrIT INVENTOH Frederirk Girtanner.

UNITED STATES PATENT OFFICE.

FREDERICK GIRTANNER, OF ST. LOUIS, MISSOURI, ASSIGNOR T LACLEDE-CHRISTY CLAY PRODUCTS COMPANY, OF ST. LOUIS, MISSOURI; A CORPORATION OF MISSOURI.

FURNCE-ARCH.

986,455.. specifi a i n: ma unt. Patented Mar. 14, 1911. Application filed January 8, 1910, Serial No. 537,035. Renewed- January 21, 1911. Serial No. 603,922.

To all whom t'tma'y concern: proper. The parts 19, 20 and 21 are secured B it kn wn that I, FREDERICK GIRTAN- to the I-beams 17 by means of bolts 25 pass- NEE, a citizen of the United States, residing mg through flanges 26 on the side parts and at-St. Louis, Missouri, have invented a certhrough the said I-beams 17. The tiles 27 tain new and useful Furnace-Arch, of which formlng the extreme rear end of th h 0 the following is such a full, clear, and exact drfler mm the tiles 2 1 in being provided description as will enable any one skilled in With an upwardly extending part 28 a the art to which it appertains to make and shown 1n Figs. 1 and 2. The rear ends 20 of use the same, reference being had to the the supporting brackets are more liable to accompan ing drawings, forming part of be lIlJUIGd by the heat than the other mem- 65 thisspeci cation. hereof the bracket and the extreme rear My invention relates, toan arch for furportlon of these ends'are more liable to be naces and more particularly to that form of njured than the parts nearer the Ibeams, arch known as a flat arch and usually used in I Order, therefOre, to l he ready reconnection with chain grate furnaces. newal ofthe extreme rear ends I provide 70 Th object of my i v nti is to r vide separate-tips 29 to receive the rear blocks I supporting means fora fiat arch which will 7- Eaoh of these tlps 29 is provided on support an arch of any desired length and eachside-with a pair of lugs30 and each of in which any part of the supporting means the endpleces 1S pI'OVldetl on eilll Sltltl 20 y adily b la d wh i ju d. with a lug 31 adapted to slip between the 75 In th a o anyin d awin s which correspond ng lugs 30.0n the end-piece 2 9. illustrate one form of arch me. e in ac- The end-p ece 29 can, therefore, bereadily cordance with-my invention, together with renewed 79711311011t mg the dy of the a portion of furnace to which the same is end-piece 20.

applied, igure 1 is a vertical longitudinal In Figs. 5. and 6 I have shown a modifica- 80 1 section; Fig.2 is an enlarged View of one tion of the supporting bracket. In this form end of the arch; Fig. 3 is a cross section; two end-pieces 32 are used, each of which is Fig. 4 is a section on the line 4-4 of Fig. 1; similartb the front end-piece 19 hereinbefore and Figs. 5 and 6 are top plan and side view described except-that it is provided with an '30 respectlvely showing-a modified form of supextension 33 as best shown 1n Fig. 6. These 85 porting bracket. extensions 33 meet and together with the Like marks of reference refer to similar body of'the'end-piec'es 32 carry the flanges 22 parts in the several views in-the drawings. for supporting the tiles through the entire 10 represents the front walls and 11 the len hof the arch. A center-piece 34 is 35 side walls of the furnace. use in-"this form of arch which center-piece 90 12. is the frame which carries the chain does not extend below the I-be-ams 17 and is grate 13 shown in dotted lines and whic'his not provided with flanges for supporting the provided with wheels 14- running on a tram" tiles. It will be evident that with this form v 15 in the usual manner so that the grate may of supporting bracket the rear end-piece 32 40 be inserted or removed from the furnace. 16 may 'be formed similar to the end-piece 30 95 are the boiler tubes. Extending between the hereinbefore described and supplied with a side walls 11 are a pair of I-beams17; These separate tip inthe same way. I-beams 17 are supported from the side walls It will h e-evident that with my construe 11 in any suitablemanner but preferably by tion a flat iarhbf any desired length can be wall brackets 18 set into the wall as shown readily supported and at the same time the 10 in Fig. 3. Carried by the I-beams 17 are a separate parts of the arch can be readily number of supporting brackets for the tiles, renewed in case of injury. as shown in Figs. 1, 2, 3 and 4. Each of Having fully described my invention, what these brackets consists of a front end-piece I claim as new and desire to secure by Let 19, a rear end-piece 20 and a center piece 21. ters Patent of the United States is: 1 Each of these parts 19, 20*and 21 of the 1. In a furnace arch, the combination bracket extends belowsthe lower edge of the with apair of I-beams extending across the -beams 17 and'ls provided withflanges 22, furn'ace,fiof brackets supported by said -I- which flanges engage with .grooves 23 beams; each of said brackets extending to formed in the tiles 24 which form the arch the front and rear of said I-beams and cornprising end-pieces and a separate center piece extending between said I-beams; said brackets being provided with flanges on their lower edges, and tiles provided with. grooves to receive the flanges of said brackets;

2. In a furnace arch, the cornbii'iation with a pair of I-bearns extending across the furnace, of brackets supported by said I- bealns; each of said brackets comprising a air of separate end-pieces one extending to the front and the other to the rear of said I-beams, and a separate center piece extending between said Lbeams; said brackets being provided with flanges on their lower edges, and tiles provided with grooves to receive the flanges of said brackets.

3. In a furnace arch, the combination with a pair of I-beanis extending across the furnace, of brackets supported by said I-beams; each of said brackets comprising a pair of separate end-pieces one extending at the front, the other at the rear, of said I-beams,

and a separate center piece extending between said I-beiuns; flanges on the lower edges of both said end-pieces and said center piece, and. tiles provided with grooves to receive said flanges.

4. In a fu-rnacts arch, the combination with an I-beam extending across the furnace, of brackets supported by said I-beams, each of said brackets comprising an end-piece ex' tending to the rear of said Ibeain, said endpiece being provided at its lower edge with flanges, a tip ,removably secured to, said endpieee and also provided with flanges, and tiles provided with grooves to receive the flanges on said end-piece and tip.

In testimony whereof, I have hereunto set my hand and atlixed my seal in the presence of the two subscribing witnesses.

{FREDERICK GIRTANNER. Witnesses:

IV. A. ALEXANDER,

ELIZABETH BAILEY.

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