No. 8095.-Improvement in Scarificators.

What I claim as my invention, and wish to secure by letters patent, is the use of the said hollow pivot, lever, and slide racks, combined and arranged as described, secured in their proper places by the plate and screws, and operating in connexion with the trigger and springs, substantially as herein before specified.

FREDERICK LEYPOLDT.

No. 8096.—Improved Compound Coupling for Hose or Pipe.

What I claim as my invention, and desire to secure by letters patent, is the manner, if desired, of keeping the several threads or screws always in contact, whether the coupling be formed or disconnected, for obtaining the advantages set forth, by employment of an interior box, C, situate in an outer box, B, and having a loose ring or collar, D, or its equivalent, on it, in combination with a washer, F, connecting nut, E, and box, A, formed with the lips for locking the coupling, the several parts constructed, fitting, and operating together substantially as shown and de

scribed.

JAMES W. OSGOOD.

No. 8097.-Improvement in Smut Machines.

What I claim as my invention, and desire to secure by letters patent, is

First. In connexion with a close case surrounding the machine, the arrangement of the fan, as herein described, in the annular space surrounding the beaters between the outer case and the fluted cylinder, and at the entrance of the pipe, M, through which the dust is discharged, so that currents of air will set into the machine through any cracks or openings in the same from the room in which it is placed, by which means the escape of pulverized dust or smut into the room is effectually prevented.

Second. I claim the arrangement of the air chamber, W, having currents of air passing through and across it, between the upper part of the beater and the space through which the descending current of air passes to the fan, for the purpose of collecting any portion of the grain acci dentally thrown out of the scouring cylinder by the blast or beaters, and returning the same, so that it may pass through the machine with the rest of the grain in the proper direction.

Third. I claim the conical rim or shield for the purpose of protecting the conical screen below it from abrasion by the descending grain, and at the same time keeping the pores of the screen open for a free passage of air through it into the fluted cylinder.

Fourth. I claim the tube or passage (K) for discharging the cleaned grain, as set forth, and also for receiving and transmitting air to and through the tube, J, as described.

NELSON PLATT.

No. 8098.-Improvement in Planing Machines.

Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is the yielding stock and

cutter, when made to yield upon an axle, the centre of which is in line with the cutting edge of the knife; and this I claim, whether the socket bolt, hinged bar, and nut are, or are not, used for the purpose of graduating and adjusting the cutters, as herein set forth.

GEORGE W. BEARDSLEE.

No. 8099.-Coupling for Cords.

What I claim as my invention, and desire to secure by letters patent, is the use of half couplings, A, A, (each of similar shape and construction,) formed with lips, a, a, having slots, b, b, into which projecting hooks, C, C, fit, having notches, c, c, serving for the belts, D, D, to enter and lock the coupling, or constructed and operating for the purposes shown, in any manner substantially the same.

LAWTON J. WARE.

No. 8100.-Improvement in India Rubber Shoes.

Having described the advantages of my improvement, and the best way known to me of manufacturing the same, what I claim as my invention, and desire to secure by letters patent, is the manufacture of rubber boots and shoes without cloth, being made of separate pieces of different degrees of elasticity, and each piece having its peculiar and requisite degree, the shoe to possess different degrees of elasticity in different parts, and uniform elasticity in each different part, and having no part without some elasticity in every direction, by the means herein described, or any other substantially the same, whereby I lesson the cost, obtain a shoe not liable to break, which can be kept clean, stretched in every direction at the same time, easier to the foot, adjustable to larger boots, and yet not rendered useless to wear over smaller, light and elegant, and retain permanently their shape.

HORACE H. DAY.

No. 8101.-Improvement in Reflecting Fire Plates,

I do not claim as my invention a reflector made to partially surround the fire; but what I claim as my improvement is the extension of the curved reflector entirely around the fire grate, in combination with having an opening through it, immediately under the fire grate, for the passage of the ashes, as specified.

And, in combination with the fire grate and the extension of the reflector under or below the grate, essentially as explained, I claim the ashguard, F', the same being applied in manner and for the purpose as set forth.

And, in combination with the reflector, B, and its sustaining frame, I claim the hinged slide, H, and the sustaining rollers, K, K, K, K, or their mechanical equivalent; the same being applied so as to enable the reflector to be moved outward for the purpose of providing easy access to the chimney, or for convenience of removing the ashes, whenever such may be deemed necessary.

ROBERT JOBSON.

No. 8102.-Improvements in the Manufacture of Wire-Strengthened Spoons.

I do not claim employing a wire within the handle, as such has already been done; but what I do claim as my invention, and desire to secure by letters patent, is the manner, substantially as herein shown and specified, of enclosing a wire of the required exact length within the handle, by supporting it on " points" secured to the mould, and projecting midway or partly into the form.

LUTHER BOARDMAN.

No. 8103.-Improvement in Steam Traps.

We do not claim to be the first to remove the water of condensation from steam-warming or other apparatus by means of a float and valve or c ck, but we do not know of any means by which this water of condensation is taken off through the float by a cock. Therefore, what we claim as new, and of our invention, and desire to secure by letters patent of the United States, is the construction and application of the float, E, with its mouth, 6, opening, 5, pipe, l, and barrel, k, on the plug, i, with the openings, 3 and 4, for the purpose of retaining the steam in warming apparatus, or in other steam pipes, and passing out the water of condensation through the float near the bottom, substantially as described and shown. CHARLES M. GUILD. JOHN BROWN.

No. 8104.-Improvement in Hot Air Furnaces.

What I claim as my invention, and desire to secure by letters patent, is the arrangement, substantially as herein described, of the heating chambers in connexion with the furnace, when this is combined with the method, substantially as described, of connecting the heating chambers with each other with the furnace and with the exit pipe leading to the chimney, whereby the gaseous products of combustion are carried into and through, and made to spread out in thin films in the said heating chambers, and therein retained to give out heat without seriously impeding the draught, substantially as described.

SAMUEL PIERCE.

No. 8105.-Improvement in Carriage Springs.

What I claim as new, and desire to secure by letters patent, is the constructing of springs, whether of wood or part wood and part metal, or other elastic or non-elastic substances, as adapted and applicable to carriage springs, and springs for other purposes, in the manner substantially as herein described.

LEVI BISSELL.

No. 8106. Improvement in Cast Iron Car Wheels.

What I claim as my invention is the above-described improvement or wheel, made with a chilled rim, either a solid hub or one divided cross

wise of its axis, two plates or disks, B, C, united in a serpentine curve at their outer peripheries, a third plate, D, not only made serpentine concentrically with the hub, but curved in radical directions, as described, all cast or founded, and combined together in one piece, substantially in the manner as herein before specified.

ALBERT HEBBERD.

No. 8107.-Improved Gauging and Heading Movement for Spike Machines.

What I claim as my invention, and desire to secure by letters patent, is the combination of the spring gauge and catch, o, p, r, constructed as herein described, with the dies and with the header, F, for the double purpose of gauging the length of the spikes or nails, and aiding in forming the heads thereon, substantially as herein set forth.

PURNEL JEFFERSON.

No. 8108.-Improvement in Cast Iron Car Wheels.

Having thus explained my invention, I claim a cast iron railroad wheel, constructed with the sclid hub, A, and the tube, C, the said tube being united to the hub by a curved plate, B, with curved projecting braces, b, b, on it, and connected to the tread, T', by a curved plate, D, with the curved braces, d, d, on it, the whole being constructed substantially as described, for the purpose set forth.

ISAAC VAN KURAN.

No. 8109.-Improvement in Ventilating Furnaces.

What I claim is the arrangement and mode of operating the valves, A, A, in reference to the air-heating space around the stove, by which the amount of air from within and without is graduated by a single

movement.

I claim also the arrangement of the horizontal air heating trunk, the vertical, D, leading thereto, and its valve, S, in combination with the airheating space, G. H. RUTTAN.

No. 8110.-Improvement in Lifting Jacks.

I do not claim any of the parts employed, irrespective of the manner in which they are combined and arranged. But what I claim as new, and desire to secure by letters patent, is the combination, in the manner substantially as herein described, of the pawls, ƒ,f', the spring, o and i', i', and the spring lever, k, having projections, 1, 2, on each side of its fulcrum, with the lever, D, and the ratchet, a, b, on the lifting rod, B, whereby the lifting rod may be forced out from or drawn into the post, or standard of the jack, according to the position of the spring lever. BOLIVAR NEWBURY.

No. 8111.-Improvement in Lap Anvils for Shoemakers.

What I claim as my invention, and desire to secure by letters patent, is a metal anvil, shaped substantially as set forth and described in the

within specification, with its drawings-that is, with a form adapting it to be held conveniently upon and between the knees and thighs of a workman, having a projection above the mass of metal, conveniently formed into an anvil face, with a small prismatic block near the extremity of one of the arms, as a fulcrum for nippers, when the same are used in stretching or manipulating leather.

HENRY BRUNK.

No. 8112.-Improved Combination of Dies for Sheet Lead Machines.

Having thus described my invention, and the manner of its application to the foregoing machines for the manufacture of sheet lead, what I claim as my invention, and desire to secure by letters patent, is the adjustable interior cylindrical and the exterior stationary conical dies, in combination, and for the purposes described, irrespective of the precise manner in which they are applied, or by which the adjustment is effected. JOHN ROBERTSON.

No. 8113.-Improved Vise Jaw for Saw Filing Machinery.

What I claim as my invention, and desire to secure by letters patent, is the jaws of the vise shaped to correspond to the shape of the saw teeth, and support the same, so as to prevent vibration during the operation of filing, as herein set forth, whereby a better edge is given to the tooth, the wear of the file is diminished, and the process of sharpening expedited.

GEO. W. PUTNAM.

No. 8114.--Improvement in alloy of Iron, Zinc, and Nickel.

What I claim as my invention, and desire to secure by letters patent, is the making of wrought or malleable iron, either from ordinary iron or from the ore, by the use of application of metallic zinc or spelter, and by the use of zinc and nickel, combined as herein before described and set forth.

OTIS BOYDEN.

No. 8115.-Improvement in Machinery for Hardening and Straightening Suws, &c.

Having thus fully described my improvements in the method of straightening and hardening saws, &c., what I claim therein as new, and for which I desire to secure letters patent, is the employment of the apparatus above set forth.for straightening and hardening steel plates for saws, &c., at one operation, consisting of the fingers or cams, substantially as described, which support the article to be straightened, compressed, and hardened, combined with and griped by the drop, in the manner and for the purpose above specified.

HENRY WATERMAN.

No. 8116.-Improvement in Seed Planters.

Having thus fully described the nature, construction, and operation of my seed drill, what I claim therein as new, and desire to secure by letters