No. 7870.-Improvement in Churns. Having thus fully described the construction and operation of my im. proved double dasher churn, what I claim therein as new, and desire to secure by letters patent, is connecting two vertical chains by a horizontal tube at their bottoms, substantially as described, (said tube being about ten inches long, and about one fifth of the capacity of one of the vertical cylinders,) in combination with the perforated cutters, E, E, operating in the manner and for the purpose herein fully set forth. DANIEL FISHER. No. 7871.-Method of connecting the Slide Valve with the Rock Shaft. Having thus fully described the nature and construction of my improvements in oscillating steam engines, what I claim therein as new, and desire to secure by letters patent, is the tubular nut, (13.) serving the two-fold purpose of a guiding rod and of a clamp for the ball joint at the foot of the valve-pitman. SAMUEL H. GILMAN. No. 7872.-Improvement in Machines for assorting Broom Corn. What I claim as my invention is the combination of the endless platform, the rolier, G, and the series of pressure rollers, or any mechanical equivalents therefor, as arranged and made to operate together, substantially in the manner and for the purpose as herein before described. And, in combination therewith, I claim the rotary shears and the weighted roller, m', or their mechanical equivalents, the whole being applied and made to operate together, essentially as herein before specified. LORENZO D. GROSVENOR. No. 7873.—Improvement in Quilting Frames and Apparatus. What I claim as my invention, and desire to secure by letters patent, is the movable frame, working on the connecting piece O, containing two slides, with wickers, for the purpose of stretching the quilt to any desirable length or breadth, as the case may be, in combination with the slides Nos. 1 and 2, working in sections, C, C, by which the quilt may be enlarged or diminished on the rollers Nos. 1 and 2 as set forth. ABRAHAM KAUFMAN. No. 7874.—Improvement in Spring Carriage Wheels. What we claim as our invention, and desire to secure by letters patent, is the construction of the spokes, B, B, B, B, B, B, B, B, of flat steel, split, or divided and curved, as at a, a, and secured, as at b, b, Fig. 1, for the purpose and in the manner berein shown. JOHN LAMB, No. 7875.-Improvement in Candlesticks. Having thus described the nature and operation of my invention, what I claim as new, and desire to secure by letters patent, is the com bination of the flanch, B, with the circular cap, C, having its orifice, E, eccentric with its periphery, and a guard, G, operating in the manner and for the purpose as above described. JAMES MANNING. No. 7876.-Improvements in Looms for weaving Seamless Bags. What I claim as my invention, and desire to secure by letters patent, is the arrangement in one loom of the two series of cams, substantially as described; one series for weaving the cloth double, and the other single, as herein described, in combination with the shifting the treddles from one series of cams to the other, or the equivalent thereof, substantially as herein described. SHELDEN NORTHROP. No. 7877.-Improvement in Seed Planters. Having thus fully described my improved seed drill, what I claim as new therein, and desire to secure by letters patent, is First. The pinion, K, working between fixed and movable racks, in combination with the elevating yoke (e) and the loop (ƒ) on its end, for the purpose of raising the teeth from the ground, and simultaneously throwing the feeding apparatus out of gear, substantially as set forth. Second. I claim the feeding gear, as described, in combination with the lever, (g,) and its adjustable fulcrum, permitting the pinions to be reversed, by which double the number of changes can be made as can be done by the same number of pinions on the ordinary arrangement. J. P. ROSS. No. 7878.-Improvement in Printing Presses. Having thus described my improvements in printing presses, I shall stake my claim as follows: What I claim as my invention, and desire to have secured to me by let. ters patent, is the gauge bar, for cards, hereinabove referred to, in combination with the vibrating platen and stop finger, and crank, which operates the same, in the manner and for the purpose herein above described. I also claim the use of a segment of a cylinder, in combination with the stationary form bed, so that the rotary inking apparatus may move over the form, and then, after taking ink from the fountain, distribute it on said cylinder as herein above set forth. I also claim the movable bearers on the side of the form bed, arranged and operated substantially as herein above described, so as to be moved outwards when the inking rollers are passing over the form, and drawn inwards when the sheet or tympan is moved up to said form. I also claim regulating the delivery of the ink by combining with the delivering roller a grooved ratchet wheel and weighted pawl band, operating with the lever stud, cam roller, and stop lever, substantially as hereinabove specified. I also claim supporting the journals of one of the inking rollers on sliding bearers, so that it may be moved up against the delivering roll by means of studs on said bearers and cams, operating the same as hereinabove set forth. STEPHEN P. RUGGLES. No. 7879.-Improvement in Machines for turning Irregular Forms. What I claim as my invention, and desire to secure by letters patent, is the combination and arrangement of the horizontal carriages, G, G, working inside of and moving vertically with the carriage, F, and operating as herein described, for the purpose of making the pattern and rough material pass and repass the tracers and cutting tools, or vice versa, when the same are used in combination with a pattern and rough block which do not revolve, and are presented to and operated upon by said tracers and cutters as herein described and represented, and for the purposes fully set forth. JONATHAN RUSSELL. No. 7880.-Improvement in manufacture of India Rubber. Having described my improved process for curing rubber, I will state what I claim and desire to secure by letters patent. What I claim, therefore, is the use and employment of zinc, substantially as prepared by the process above described, in combination with India rubber, for the purpose of curing or vulcanizing it, in form and manner as herein. set forth, without the use of free sulphur in any way in combination with the rubber. JONA. T. TROTTER. No. 7881.-Improvement in Corn Shellers. Having thus described my improvements, I shall state my claims as follows: What I claim as my invention, and desire to have secured to me by letters patent, is casting the fly wheel of the corn sheller solid with the feeding wheel, so as to bring it between the two bearings of said wheel, as herein before set forth. JOSHUA M. C. ARMSBY. No. 7882.-Improvement in Spring Mattresses for Invalids. Having thus fully described my improvements, what I claim, and desire to secure by letters patent, is Firstly. The employment of the end stays, (b,) having rule joints allowing a limited range of motion, and standing in a bracing position, substantially in the manner and for the purposes set forth. Secondly. I claim the centre supports for rendering that part of the mattress permanent when desired. DAVID BAIRD. No. 7S83.-Improvements in Rotary Pumps. What I claim as my invention, and desire to secure by letters patent, is the arrangement of the curved water ways in the annular space above the fan or paddle, when substantially as described, in combination with the rotating fan or paddle wheel, substantially as described, and for the purpose specified. And I also claim the self-adapting valves substantially as described, and governing the apertures leading to the annular space above, in combination with the rotating fan or paddle wheels, and the curved water ways, substantially in the manner and for the purpose specified. PHINEAS BENNET. No. 7884.-Improvement in Looms for weaving Tapestry Carpets with parti-colored warp. What I claim as my invention, and desire to secure by letters patent, is regulating the delivery of giving out of one or more warps or chains by the separate tension of each, substantially as specified, in combination with a ground or controlling warp, which determines the length of cloth made at each beat of the lathe, by having the delivery of the said ground or controlling warp regulated by its tension, and controlled by a break, or the equivalent thereof, when the lathe beats up, substantially as specified. I also claim the employment of an index wheel, or measuring apparatus, or the equivalent thereof, to indicate the length of figuring warps given out or taken up in the process of weaving, substantially as and for the purpose specified, when this is combined with an index or meas. uring apparatus, to indicate the amount of cloth woven, substantially as and for the purpose specified. And, lastly, I claim the employment of fingers moving or vibrating independently of the lathe, substantially as and for the purpose specified. E. B. BIGELOW. No. 7885.-Improvement in Fountain Inkstands. What I claim as my invention, and desire to have secured to me by letters patent, is the arrangement for cutting off the communication between the cup and the main fountain of ink, by means of a layer of cork or other similar substance in the bottom of said fountain, and a cork or other similar stopper fitted on the bottom of the cup tube, or the lower end of said extended cup tube, pressing against said layer, as set forth, in combination with above specified arrangement; the inner cylinder in which said stopper moves as a piston, by which the air is more effectually excluded from the main fountain of ink. FRANCIS DRAPER. No. 7886.-Improvement in Machines for jointing Staves. Having thus fully described the nature, construction, and operation of my invention, what I claim therein as new and original, and desire to secure by letters patent, is the arrangement, substantially as herein described, of a circular rest, having a sliding motion to and fro in the plane of its axis, and having around its perimeter catches, for the retention of the stave during the process of jointing, and rotating the distance from stave to stave at every forward stroke, and held fast for the action of the rotating jointers upon the stave at every return stroke; the jointers and circular rest being so arranged as to impart at the same time to the stave edges any given bevel and taper, according to the size and bilge of the WILLIAM MAGUIRE. cask. No. 7887.-Improved Fly Tumbler Lock for Fire Arms. What I claim as my invention is the fly tumbler, arranged and combined with respect to the sear and the cock, in the manner and for the purposes set forth in my specification. STANHOPE W. MARSTON. No. 7888.-Improvement in Grass Harvesters. Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is the manner herein described of suspending the cutter ring, h, from the wheel, f, by means of straps, or other yielding material, for the purpose herein described. I also claim the combination of the cutters, i, i, i, &c., bevelled cutter ring, h, and straps, g, g, &c., for the purpose of raising the cutter ring over any obstruction coming against the edge of the knife, as herein described. I also claim the manner of arranging the guide-board, m, standard, n, arm, o, and strap, r, secured as described, for the purpose of guiding the machine, and allowing the parts to yield to a sudden stopping of the machine, or to irregularities in the ground, for the purpose and in the manner herein described. EDWARD NEELY. No. 7889.-Improvement in Electro-Magnetic Engines. I do not confine myself to the use of any particular battery. What I claim as my improvement, and wish to secure by letters patent, is the insulated disks, in combination with the platina points, to act in concert with the magnetic wheels, in manner and form and for purposes herein described. JACOB NEFF. No. 7890.—Improved arrangement of Arches in Bridge Trusses. Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is the method herein described of combining and arranging the several arches of a bridge, so as to make each arch, alternately, the upright and inverted arch, as it passes from one span of the bridge to another, and vice versa, when one set of said arches have their remotest distance from each other, and their greatest sustaining point directly over and under the points where the other set of arches are changing from upright to inverted arches, or vice C. M. PENNINGTON. versa. No. 7891.-Improvement in Coal Stoves. We have described such arrangements of flues, &c., as we have essayed with success in the application of the principle of our invention; but we do not wish to limit ourselves to these, as they may be |