Scientific American Volume 17, No. 26 December 28, 1867 Part 21

2d, The combination of the semi-circular rubber, C, slotted arms, g, shaft, D, slotted cross-bar, E, spirally grooved rollers, d, in the curved frames, B, the spring, G, and rack, H, as herein described for the purpose specified.

72,113.--PORTABLE FENCE.--G. D. Sweigert, Martic township, Pa., a.s.signor to himself, John Sweigert and Felix W. Sweigert.

I claim a portable fence, combined of round wrought-iron posts, C, bed-plate, A, rails, B, scarfed, and applied with intervening ferrules, D, head and bottom washers, F, all arranged in the manner and for the purpose specified.

72,114.--VARIABLE CRANK FOR BORING MACHINE.--G. C. Taft, Worcester, Ma.s.s., a.s.signor to Theodore Mace, Sing Sing, N.Y.

I claim the two variable cranks, constructed as specified, and applied in the manner shown, to the shaft or axis of the boring machine, as and for the purposes set forth.

72,115.--ROTARY TAKE-UP FOR KNITTING MACHINE.--James Teachout, Waterford, N.Y.

I claim, 1st, The stationary scroll plate, C, placed over the center of motion of take-up of knitting machines, for the purpose described.

2d, Also, in combination with the scroll plate, C, the toothed gear, D, for the purpose herein set forth.

3d, Also, the toothed wheel, D, or its equivalent, either separately, or combined with the described appendages e i g i K, arranged as shown and described as operating substantially in the manner and for the purpose specified.

4th, Also, in combination with the above, the adjustable gear, s, and concentric gears, s', for the purpose described.

72,116.--KNITTING MACHINE.--James Teachout, Waterford, N.Y.

I claim 1st, Forming the "jacks" or loop-lifters, B, with a projecting are, f, and depressed arc, g, for the purposes set forth.

2d, n combination with the arc, f, and arch, g, the rounded end, as shown and described.

3d, In combination with the described knitting jacks, a retaining hub or device, constructed and arranged as shown and described.

72117,--KNITTING MACHINE--James Teachout, Waterford, N.Y.

I claim, 1st, The vertically adjustable collars or rings, G and H, for the purposes described.

2d, In combination with the collars, G and H, the part.i.tions or wings, k, and groove, l, as set forth.

3d, In combination with the adjustable collars, G and H, wings, k, and groove, l, the "jacks" or lifters, M, formed as shown and described, for the purpose specified.

72,118.--MANUFACTURING ILLUMINATING GAS.--J. B. Terry, Hartford, Conn.

I claim, 1st, The method herein described of heating air charged with hydrocarbon vapor, so as to render it non-condensable previous to its delivery as an illuminating gas, for the purposes set forth.

2d, The employment of a retort or other heating medium interposed between the carbureter and gas holder or other gas-delivering or gas-burning device, substantially as and for the purposes set forth.

3d, The employment of one or more burners under the retort or vessel, for the purpose of heating the same under the arrangement herein shown and described.

4th, The combination, with the carbureting vessel and intermediate heater, of a jacket under or around the sand carbureter, and a flue connecting the jacket with said heater, substantially in the manner and for the purposes set forth.

72,119.--LOOMS.--S. T. Thomas and J. H. Dolley, Guildford, N.H.

We claim, in combination with the lever, g, arranged to operate as set forth, the incline, n, or its equivalent, for relieving the picker from the action of the spring, i, to permit free movement of the shuttle boxes, substantially as set forth.

72,120.--GATE.--John W. Thompson, Greenfield, Ma.s.s.

I claim a gate, made of metallic tubing and connections, substantially as herein set forth and described.

72,121.--TAIL-PIECE FOR VIOLINS.--James Thoms, South Boston, Ma.s.s.

I claim applying a winch to the tail-piece of a violin, substantially as and for the purpose herein shown and described.

72,122.--FOLDING BEDSTEAD AND CRIB.--R. S. t.i.tcomb, Gloversville, N.Y.

I claim, 1st, A folding bedstead or crib, substantially as shown and described, and for the purpose set forth.

2d, a rotating bedding-box, A, in combination with the head and foot-boards of a bedstead or crib, substantially as shown and described, and for the purpose set forth.

3d, Folding head and foot-boards, composed of the parts, F and C, substantially as shown and described, and for the purposes set forth.

4th, The swinging sides, A', in combination with the box, A, and the head and foot-boards, F C, substantially as shown and described, and for the purposes set forth.

72,123.--STEAM ENGINE.--J. F. Troxel, Bloomsville, Ohio.

I claim, 1st, The construction of the oscillating valve, T, and arrangement of the openings, S P P', and R, substantially as shown and described.

2d, Also the arrangement of the piston rods, K and L, operating in one and the same end of the cylinder, substantially as shown and described.

72,124.--WARDROBE.--Nathan Turner, West Lynn, Ma.s.s.

I claim a convertible wardrobe, closet, or bookcase, with swinging or folding sides, C, and swinging or folding top, A, and bottom, B, substantially as described and for the purpose set forth.

72,125.--APPARATUS FOR DISTILLING OILS.--Herbert W.C. Tweddle, Pittsburg, Pa

I claim, 1st, A trough or troughs, having perforations for the pa.s.sage of the oil in small quant.i.ties and furnished with points near to such perforations, so as to cause the oil to pa.s.s therefrom in drops, or fine streams, or thin films or layers, over heated pipes or tubes placed thereunder, when used within a vacuum still, for the purposes substantially as described.

2d, In a vacuum still for distilling oil, the use of a series or coil of steam pipe, placed horizontally, one under another, as a series of evaporating surfaces, substantially as and for the purposes above set forth.

3d, In a vacuum still for distilling oil, a series or coil of steam jet pipes, e, in combination with a series or coil of evaporating pipes, a, substantially as and for the purposes above set forth.

4th, Combining together a series of apparatus, such as hereinbefore described, for the purpose of procuring a continuous distillation of petroleum, each member of a series consisting of a vacuum still containing a coil of steam pipe as evaporating surfaces, and troughs for the gradual distillation of the oil, in combination with suitable condensing apparatus, substantially as and and for the purposes hereinbefore set forth.