US52156A - Improved brick-machine - Google Patents

Description

. To all lwhom it may concern:

the mold-table E in various ways. That which reaches the other end,

UNTTED STATES PATENT lOEEEICE.,

EMERY R. GARD, OF CHICAGO, ILLINOIS.

ISMPRovED BRICK-MACHINE.

. Specification forming part of Letters Patent No. 52.156, dated January 23, 1866- A collar or sleeve, I), is located on the dri Be it known that I, EMERY R. GARD, of ing-shaft., so that it must turn with it, but m: Chicago, in the county of Cook and State of haveaverticalslidingmovementthereon. C Illinois, have invented an Improved Brickthe upper end of the sleeve is a bevel-ge:

Machine; and I do hereby declare that the wheel, a, andon the lower end another beve following is a full and exactdescription therewheel, h.- On opposite sides, between the` of, reference being had to the accompanying two bevel-gears, are two bevel-wheels, b i, c drawings, making part of this speciicationhorizontal shaft-s, so arranged as to gear in1 Figure l being an end elevation ofthe Inathe gear-wheels a h, the latter being at suc chine 5 Fig. 2, a side elevation thereof, the a distance apart that only one can gear ini frame being in section and the case ot' the the side whee1s,b t', at once, so that by movin pug-mill being removed to show the working the sleeve P up and down the said wheels a parts inside, its position and form being shown will alternately be geared into the said wheel in red lines. b t', as indicated in Fig. 1, and thereby driv Like letters designate corresponding parts the shafts of said wheels b t' alternatelyi in both figures. opposite directions. On those shafts, respect In this machine I employ a reciprocating ively, are other bevelwheels,c 7c, gearing int mold table or bed, E, in combination with a bevel-wheels d Zon vertical shafts, on the lowe continouously-revolving spiral wing or wings, ends of which, respectively, are spur cog "D, in the pug-mill, whereby I am enabled to wheels j' m, gearing into racks g a, respect make bricks of excellent quality without inively, on opposite sides of the mold-table E iterruption by a very simple and compact ma- Hence by alternately gearing the wheels a l chine.

, into the wheels lb rthe mold-table E will b1 The frame A is of suitable form and condriven alternately in opposite directions an struction to mount the parts in, and requires become reciprocating in motion, as desired, no special description. An upright shaft, C, to deliver thebricks from the molds at both the upper end of which receives the sweepends.

lever or other means of applying the power, is In order to shift the wheels a L alternately located. in the center of the pug-mill case B, to the side wheels, bz', by automatic movement, and upon itis secured the spiral wing or wings the sleeve P is connected with a sliding bar, Dnearthebottom of thepu -mill. The number Q, by a yoke, q, reaching from said bar and of wings isnotmaterial; butnearly orquitethe clasping the sleeve in a groove, p, thereof.

whole circle of the pug-mill should be covered This sliding bar has slots rr moving overl pins thereby, and nearly at one height, so that as or screws so as to allow sufcient vertical the shaft revolves in the proper direction the movement for the purpose, substantially as clay will be continuously drivendownward by indicated in Fig. l. The bar is secured to a `the wing or win gs, and will be fed and pressed vibrating lever, R, one end of which pivots on .into the brick-molds in the reciprocating molda pin, a, and the other end to a connectingtable below with sufcient force to make the rod, S, which extends downy to the lframe be-` bricks very compact and solid. At the same low, and has a projecting pinand friction# time the force is not a positive but a yielding roller, t, which runs' firsty under va guide-track, none, only the welght of the clay in the pug- T, till it reaches as mill and the downward action of the screw or which raises it up to the. level with the top Ot" spiral wings producing the force. Other auxthe track-guide T. lThis lifting.y movement illary splral wing or wings, as D', may be loshifts the pinions'a h, so that the-latter gears gated on the shaft C above the regular wings into the side wheels,b i, and reverses themou tion of the n iold-table.' The roller t then trav- The reciprocating motion may be given to els back on the top'ot the guide-track T tillit ave represented in the drawings is by gearrod S falls by its own "-5 i mg from the upperyend of the shaft C, subgears a lt again and rev stantially as follows A l pring liftlng-guide, U',l

e mold-table has friction-Wheels H H runon tracks G G. The mold-followers M M n tracks N N, so shaped as to lower them erly in the molds when passing under the mill, and' to lift them out of the molds at end for removing the bricks; or the folrs may have projecting stems L L, Fig. 1, ln run on suitable tracks o 0 Linder the ers of the followers. Through the stems of the followers pins v o, Fig. 1, extend sversely and reach under lips or ledges on the inner sides ot' the tracks N N and the followers in the molds and draw them n when required. Suitable striking-plates er the edges of the pug-mill strike off the lus clay and form the upper surfaces of' bricks. That I claim as my invention, and desire ecure by Letters Patent, is

v October, 1865.

l. The continuously-revolving spiralwing or wings D D, when appliedto a mold table or bedF, which has a continual reciprocating motion communicated to it by gearing, or the equivalent thereof, substantially as and for the purpose herein specified. v

2. The combination ot' the pins lU v in the I EL R. GARD.

Witnesses C. I). WoLF, S. H. ELLARD.

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