Under this heading we shall publish weekly notes oj some of the more prominent home and foreign patents. Stove. John H. Koelker, Evansville, Ind. The object of this invention is to improve the construction of cooMng stoves in such a manner that when the " fire bottom " burns out and has to be thrown away, the whole of it need not be thus rendered useless, but the burnt portion can be removed and another piece, of similar construction, substituted in its place* while the hearth and other portions, not destroyed, remain undisturbed* Gia Saw. Isaiah B. Arthur, Sidonsburgh, Pa. This invention has for its object a new and improved arrangement of the parts by which a gig saw is put in motion, whereby the machine is rendered easier of operation than heretolore. Device for Converting Eotary into Reciprocating Rectilinear Motion. Chas. F. Hadley,Chicopee,Mass The nature of this invention consists in the arrangement of means whereby a rotary may be converted into an even and continual reciprocating rectilinear motion, lorming a substitute for the crank. Mop Head. John Fahrney, Boonsboro, Md. The object of this invention is to provide for public use a neat, simple, and durable mop head, to which the mop can be instantaneously attached without the necessity of stooping or touching it with the hands, even though the mop, at the time, be lying on the floor or in the wash tub. Combined Whip Socket and Line Holder. Joseph E. Finney, Youngs-town, Ohio. The object of this invention is to provide a neat, cheap, and and convenient device which shall serve both as a whip holder and rein holder, being attached, for that purpose, to any convenient part of the carriage. Flexible Harrow. Charles Lane and Jesse M. Healy, Jamestown, N. Y. This invention relates to a new harrow, which is composed of parallel bars, connected by means of jointed bolts so as to produce a flexible harrow which will adapt itself to uneven ground much better than a solid or stiff harrow, and which will be easier handled, and occupy less room, when packed away, than the ordinary harrows now in use. Toilet Mirror. L. H.Eogers,Boston, Mass. This invention relates to a new toilet mirror of that class, in which a portion can be swung out to reflect into the main mirror the reverse of the figure placed between the two, and the invention consists in a novel manner of connecting the main with the reflecting mirror, whereby the latter can be swung any desired distance from the main mirror, and turned in any desired direction, or placed above the main mirror, as may be required. Double Cooler. Judson Van Duzer, Otisville, N. Y. This invention relates to a new cooler which can be used for two kinds of liquids at once, so that,for example, beer and water, or any other two kinds of liquor can, at the same time,be cooled therein. The invention consists in arranging around the main cylindrical ice and water receptacle, and within the outer shell, an annuler vessel, which is to contain the second kind of liquid, so as to keep it cool and fresh. Potato Masher. William Zeiger, Elmore, Ohio. This invention rela-tes to a new device for mashing boiled potatoes, so that the same will be thoroughly and properly transformed into a pasty substance without any difficulty or inconvenience. The apparatus is a cylindrical shell, with a hopper-shaped upper end; a grinder is arranged within the cylinder, carrying cutters in the hopper, stationary cutters being arranged in the latter. As the cylinder is turned, the potatoes will be cut into small pieces in the upper, and ground or mashed in the lower part of the vessel,so as to be discharged through a proper spout in the desired state. The stationary cutters are made removable, so that the whole apparatus can be taken apart for cleaning purposes. Tea-pot. C. H.Eeynoldsand George Z.Clark, CrotonFalls, N. Y. The object of this invention is to provide means for removing the leaves of tea from the entrance to the spout of the teapot, and it consists in arranging a spring scraper in the inside of the pot. Lifting Jack. James Dampman, Lebanon, Pa. This invention has for its object to furnish a simple,convenient, and effective lifting jack, by means of which weights may be quickly ahd readily raised, and held till secured or made ready to be again lowered to their places. Trace Carrier. James H.Harris, Vermont, 111. This invention relates to an attachment to harnesses for holding and carrying the traces or tugs when the team is detachedfrom the wagon or carriage, and consists in a ring, which, in connection with a plate and hooks, forms a portion of the harness fastening. Churn. William M.Eumrill, Eoanoke, Ind. This invention has for its object to furnish an improved churn dasher, which shall be so constructed and arranged as to bring the! Tsutt'el" quicker and in greater quantities than in ordinary churns, and at the same time gathering it as it is developed from the cream. Thill Shifter. S.Jennings, Patterson, N.Y. This invention has for its object to furnish an improved means of connecting the thills to the sleigh, which shall be strong, durable, and simple in construction, and at the same time so constructed that the thills may be shifted from a side to a central draft, or the contrary, with one hand, while the horse is attached or even while he is in motion. Cotton Press. C. W. Millerd, Monticello, Ark. The object of this invention is to provide a simple, effective, and easily operated press for baling cotton and other analogous matter for which it may be found applicable. Former for Making Upholstering Cone Speings. William A. Good-ale, Colton,N. Y. This invention has for its object to furnish an improved machine for forming or turningupholstering cone springs, which shall be simple in construction and effective in operation, formingthe springs quickly and accurately. Bung Cutter. Benjamin and Frederick Geyler, Cincinnati, Ohio. This invention relates to improvements in cutter heads, whereby they may be readily adjusted to cut them of any desired size, and the cutting tools may be fed up to the work with facility. Welt Knife. M. J.Ferren, Stoneham, Mass. This invention relates to improvements in welt knives designed to provide an adjustable cutter which may be.changed in its position, as may be required, and also be readily removed for sharpening or other purposes. Knitting Machine. Wm. Franz and Wm. Pope, Christline, Ohio. This invention relates to improvements in knitting machines, by which it is designed to provide a convenient and simple arrangement whereby a part of the needles of a rotary knitting machine may be thrown out of action to admit of narrowing and widening for forming the heels and toes of stockings, or for knitting other flat fabrics or fabrics in strips, also an improved method of forming the heels and toes of stockings. Fastening for Open Horse Collars. Mr. John A.Meyer, Dutch Creek, Washington Co., Iowa, has invented a simple device for strengthing, keeping in form and place, and fastening horse collars. It is a tempered steel spring encircling the collar, tobe placed either inside the collar rim, or on the outside in the hames. The upper ends of the spring are formed into hooksforthereception of a strap or link when the collar is in use. The collarcan thus be fastened or unfastened instantly, without the use of strap and buckle, and when the collar is removed the spring keeps it in shape, preventing the liability to break. It may be applied to collars now in use and can be made by any ordinary blacksmith. Its cost is slight, but its advantages great. Those interested may address the patentee as above. Extension Table. Lambert Freeman, New York city. This invention has for its object to furnish a simple and convenient extension table which shall be so constructed that it may be extended much or little, as may be desired, and which will be firmly supported however much it may be extended, and whether extended at one or both ends. Gate. E. J. Wolfgang and J. W. Kenreih, Salem, Ohio. This invention has for its object to furnish a simple and convenient gate, which shall be so constructed and arranged that it may be easily and readily opened and closed by those passing through, without being necessary f or themlto get out of the carriage. Eeelsfor Harvesters J. E. Jones, Clarksville, Iowa. This invention relates to improvements in reels for harvesters, and consists in an arrangement whereby the beaters may be readily changed from one position to another for acting on the grain to straighten it or incline it to the right direction, when it leans in any direction tending to make it cut disadvantag eously. Flour Sifter. James Coyle, Boston, Mass. This invention relates to improvements in flour sifting apparatus, such s are used for sifting and pulverizing the fleuir previous to cooking; 5 Printers' Galley. Edwin Hutchins, Hartford, Conn. This inventio: 5 relates to improvements in printers' galleys, and consists in providing i l rest for the same, whereby the bottom thereof will be presented to, am maintained in the same plane with the top of the table to receive th? , type. Grain Binding Machine. G. B. Shafer, Delta, Ohio. This invention tq-i lates to improvement in grain-binding attachments for reaping machines . whereby i t i s designed t o provide a n attachment, the moving parts o f whic may be operated from the driving gear of the reaper, to bind up th bundles of grain as they are delivered to it, and discharge them when s bound. Corn Planter. Daniel P. Leach, Franklin, Ind. This invention has foi its object to furnish a simple, cheap, effective, and accurate corn planter which shall be so constructed and arranged that it may be easily adjuste to do its work, as the circumstances of the case may require.