Scientific American Volume 17, No. 26 December 28, 1867 Part 23

72,139.--VALVE GEAR FOR STEAM ENGINES.--Norman W. Wheeler, Brooklyn, N.Y.

I claim, 1st, Opening the ports, as i' i" so as to suspend the operation of the moving force upon the valve or valves at the period when the steam is cut off, and before the exhaust is opened, substantially as and for the purpose herein set forth.

2d, Also the closure of certain ports, as i' i" and k' k", so as to cause the valve or valves to resume the movement toward its or their full throw at the proper period, substantially as and for the purposes herein set forth.

3d, Also opening the proper ports, as h' h, so as to suspend the moving force operating upon the valve or valves, when they or it have reached the proper limit of throw, substantially as and for the purposes herein set forth.

4th, Also regulating the times of closing pa.s.sages, so as to induce the cutting-off movement of the valve or valves, at variable periods, substantially in the manner and for the purposes herein set forth.

5th, Also changing a continuous reciprocating motion derived from an eccentric, or equivalent moving part of the engine, to an intermittent reciprocating motion, by means of a hydraulic apparatus as hereinbefore described, substantially in the manner and for the purpose herein set forth.

72,140.--DITCHING MACHINE.--A.H.Whitacre and T.S.Whitacre, Morrow, Ohio.

We claim, 1st, The combination of the sled, A, and the frame, B, connected by the racks and pinions, c a, at the corners, arranged and operating substantially as and for the purpose described.

2d, The pulleys, D and E, carrying the endles chain, g, with the scoops, h h, in combination, with the drum, C, the plungers, n n, operating by the double incline, p, around the wheel, K, and the sweep, F, constructed and operating substantially as and for the purpose herein described.

72,141.--FARM FENCE.--Samuel P. Williams, Sheridan, N.Y.

I claim the application and use of the triangular brace posts, B B, and tie-rod, C, in the construction of farm fences, in the manner substantially as described.

72,142.--VENTILATING TUNNEL.--Hugh B. Wilson, N.Y. city.

I claim, 1st, The method of applying street lamp posts, and awning and other useful or ornamental posts, pillars, or structures, to the purposes of ventilating underground railway tunnels, substantially as within described.

2d. Also the combination of street lamp posts, and awning and other posts, pillars, or structures, whether for ornament or use, with the connecting tubes of such railway tunnels, substantially in manner set forth.

72,143.--MEDICAL COMPOUND.--J.T. Wilson, Brooklyn, N.Y.

I claim the combination of the above-named ingredients in the manner as and for the purpose described.

72,144.--SHOE LIFTER.--Wm.H. Winans, Newark, N.J.

I claim, 1st, The combination of the lever plate, A, griping plate, B, spring, b, and holding level, C, substantially as and for the purpose specified.

2d, The teeth or studs, a', provided upon the inner surface of the griping plate B, and arranged in relation with the back of the plate, A, substantially as and for the purpose specified.

72,145.--STOVE.--T.W.Wisner, Howell, Mich.

I claim the portable hop-drying stove, constructed as described, of the corrugated side and end plates, A, supported upon the ash pan, B, extending the entire length of the stove, and mounted upon wheels, the adjustable grate placed at b, in the center of the stove, and the boiler, all arranged as described for the purpose specified.

72,146.--PAPER FILE.--John Wolfe, Was.h.i.+ngton, D. C.

I claim the paper file or holder constructed and operated as herein recited.

72,147.--LATHE BOX AND JOURNAL.--Aurin Wood, Worcester, Ma.s.s.

I claim, 1st, The combination and relative arrangement of the oil box, B, and grove, a, and inclined oil pa.s.sage, e, formed in the bottom part, A, of the journal box, substantially in the manner and for the purpose herein shown and specified.

The combination of the journal, C, having the peculiarly shaped grooves, d d, cut in its surface, with the journal box, D, provided in its lower part with the oil box, inclined oil pa.s.sage, and groove, a, under the arrangement substantially as herein shown and set forth.

72,148.--LATHE FOR TURNING SHAFTING.--Aurin Wood, Worcester, Ma.s.s.

I claim, 1st, The combination with the bed of the lathe, provided with a reservoir or receptacle, as described, of the sliding tool carriage and the pump, attached to and moving with said carriage, substantially as and for the purposes shown and set forth.

2d, The combination with the sliding tool carriage and pump, mounted upon said carriage, of the cup, C, and tube connecting said cup with the pump, substantially in the manner and for the purposes herein shown and described.

3d, The method of operating the pump by connecting the piston rod of the same with a friction wheel, actuated by the rotation of the shaft which is being turned in the machine, in the manner herein shown and specified.

72,149.--FINGER BAR FOR HARVESTER.--Walter A. Wood, Hoosick Falls, N.Y.

I claim, bevelling off the front upper corner of the finger bar, to afford a seat for the sickle or scythe bar, to vibrate upon, in combination with beveling off the lower side of the finger bar, for the reception of the guard finger.

72,150.--CURTAIN FIXTURE.--William H. Woods, Philadelphia, Pa.

I claim the lever dog, e, with the cross foot, e, engaging and disengaging the teeth of the rack, b b, in combination with the swivelled k.n.o.b, d, having a cross bar, g, and working in the slot, a a, of the racket case, A, substantially as and for the purpose herein described.

72,151.--CHIMNEY.--Ebenezer S. Phelps, Jr., Wyanet, Ill.

I claim the device above described, consisting of the iron box, A, and drawer, B, constructed and arranged as shown, when used in combination with the chimney, D, substantially in the manner and for the purposes specified.

REISSUES.

62,057.--BRICK MACHINE.--Philip H. Kells, Adrian, Mich. Dated March 19,1867. Reissue 2,810.

I claim, 1st, The combination of the annular mold bed, B, and the central hub or support, C, substantially as described and represented.

2d, The adjustable wedge-shaped cut off, d, arranged and employed in the manner and for the purpose explained.

3d, Ihe arrangement upon the mold wheel of the two pug mills on opposite portions, substantially as described.

4th, An annular mold wheel, provided with cogs or gear teeth upon its periphery, and mounted upon a central hub or support, substantially as and for the purpose set forth.