ROTARY. 



BENJAMIN F. STICKNEY, Vestula, 

 Mich. Steam Plows. Mar. i, 1834. No 

 claim. 



Motion is communicated to to cylinder carry- 

 ing hinged or pivoted knives, by cogged gear 

 on one of the bearing wheels imparting to the 

 knives a draw cut. 



5,290. MOSES SPOFFORD, George- 

 town, Mass. Steam Plows. Sep. 11, 1847. 

 Claim. The combination of one or more 

 of the cross-pieces U V and their rods or other 

 equivalents with the rotary hoes, the same be- 

 ing used in manner and for the purpose above 

 described. 



5,665. J. YOUNG, Jefferson, Me. Rotary 



Cultivators. July n, 1848. 



Claim. 1. The combination substantially 

 as herein set forth of the several series of spades 

 or plow plates e e with the cutter wheels A A. 



2. The manner of operating the spades or 

 plow plates by means of the arms m, and n n, 

 projecting from each plow bar D, the stop f 

 descending from the axletree, the elastic arms 

 r r, radiatting from the rings d d, secured to 

 the inner sides of the wheels and the pins s s, 

 projecting from the inner sides of the wheels 

 substantially as herein set forth ; not intending 

 by this claim to limit myself to the exact num- 

 ber, proportion and arrangement of plows or 

 spade plates as herein set forth and represented, 

 but shall vary the same as I may deem ex- 

 pedient, whilst I attain the same end by sub- 

 stantially the same means. 



6,091. T. J. TUTHILL, Elmira, N. Y. 



Rotary Cultivators. Feb. 6, 1849. 



Claim. The rotary cutters K K, and screw 

 shaft I J, in combination with the wheel and 

 handle shafts, arranged in the manner and for 

 the purpose herein described. 



6,997. A. CRATTS and E. WEEKS, 



Auburn, Ohio. Steam-Plows. Jan. 8, 1850. 



Claim. The combination of the levers D, 

 roller A, and driving-wheel G, in the manner 

 and for the purpose set forth. 



8,747. PLEASANT E. ROYSE, New 

 Albany, Ind. Steam-Plows. Feb. 17, 1852. 

 Claim. The construction of the teeth on 

 the main or driving wheels of a chisel-formed 

 bevel, that is to say, one face being a continua- 

 tion of the line or plane of the radius of said 

 wheel, while the other face i= beveled to meet 

 it at an angle somewhat less than forty-five de- 

 grees, for the purpose of striking into and tak- 

 ing a firm hold of the ground, in a manner and 

 for the purpose set forth. 



10,624. G. B. FIELD, St. Louis, Mo. 

 Rotary Cultivators, Mar. 14, 1854. 

 Claim 1. The arrangement of the shield 



plates P and Q, on the shaft L, for the purpose 

 set forth. 



2. The arrangement of the rotary harrows 

 B B, sustained above the ground and in the 

 rear of the cultivating cylinder for breaking 

 and pulverizing the falling earth as set forth. 



11,162. H. M. JOHNSON, Carlisle, Pa. 



Rotary Cultivators. June 27, 1854. 



Claim. A system of sharpened disks or ro- 

 tary colters, a part of which are armed upon 

 their peripheries with knives projecting later- 

 ally; said knives being set obliquelv to the 

 radius of the disks, as above described, the 

 whole being combined and arranged in three 

 several sets, so that the two sets armed with 

 knives shall cut alternate sections of the soil, 

 substantially as set forth. 



12,387. J. W. HAGGARD and GEO. 



BULL, Bloomington, 111. Steam-Plows. 



Feb. 13, 1855. 



Claim. The arrangement and combined 

 operation of the plows I I I I, cutters J J J J, 

 and semi-circular way K, substantially as and 

 for the purposes herein specified. 



12.466. DAVID RUSSELL, Drewers- 



burg, Ind. Spade Plows. Feb. 1855. 



Claim. The cutter-bars A A', said bars be- 

 ing provided, with cutters at their lower ends, 

 and operating in the -manner and for the pur- 

 pose described and set forth. 



15,453. J. ZIMMERMAN, Oswego, 111. 



Rotary Cultivators. July 29, 1856. 



Claim. The revolving rake and cleaner, 

 in compination with the series of elastic cut- 

 ters c, and fiat cutters C, as set forth. 



16,007. ORMROD C. EVANS, Stan- 

 town, Ohio. Spading Machines. Nov. 4, 



l8 5 6 - 



Claim. The combination of a series of 



forks or spade blades with an endless chain, 

 and with a drum and rollers arranged in such 

 order upon a carriage that by the progressive 

 onward motion of the machine the said spased 

 or forks will at first be forced by a direct, or 

 nearly direct, thrust into the ground, and after- 

 ward in the act of being lifted by the chain out of 

 the ground shall be made to turn at such short 

 angle with the surface as will cause the break- 

 ing and upheaval of the ground, substantially 

 as described. 



17.467. JESSE WHITEHEAD, Man- 

 chester, Va. Rotary Cultivators, fune 2, 



l8 5.7- 



Claim. In combination with the colter E, 



and mold-boards G, which scrape off and 

 smooth the sides of the furrow, and serve to 

 guide and direct the machine along said fur- 

 row, the horizontal plate F, which shoves off 



