ROTARY. 



517 



c 1 , and the guide blocks I, operated by mech- 

 anism J K L, as and for the purpose specified. 

 3. The slots <?, formed in the upper part of 

 the side plates, and their notched cap blocks P, 

 to enable the cutter bars and cutters H to be 

 withdrawn from the roller A, substantially as 

 herein shown and described. 



187,769. WILLIAM T. NICHOLS, 



Chicago, 111. Rotary Harrows. Feb. 27, 



1877. Filed Dec, 28, 1876. 



Claim. 1. The cross bars e, provided with 

 inclined lugs or arms /, in combination with 

 the spirally wound metallic strips F, substan- 

 tially as and for the purpose set forth. 



2. The screw or spiral rotary scarifers E, 

 in combination with the jointed adjustable 

 shaft C, substantially as and for the purpose 

 set forth. 



3. The rotary screw scarifers E, in combi- 

 nation with the jointed shaft C, adjustable 

 hanger D, and tongue B, substantially as and 

 for the purpose set forth. 



4. The cam I, attached to one end of a re- 

 volving scarifer, E, in combination with the 

 sliding adjustable rock shaft K and seeding 

 slide h, substantially as and for the purpose set 

 forth. 



190,796. JOHN R. TILLEY, Demerara, 



British Guiana, South America. Cultivators. 



May 15, 1877. Filed Oct 7, 1876. 



Claim. 1. The long cutting-knives K and 

 hubs J, on shaft G, having large chain-wheel F 

 and made free to rise and fall in slotted bear- 

 ings, in combination with the small bearing- 

 wheels A and axle B, having the small chain- 

 wheel D and the endless chain E, whereby the 

 knives are given a slow rearward motion be- 

 side that caused by the forward progress of the 

 machine. 



2. The combination of lever N, rock -shaft 

 M, and slotted arms L L, with the shaft G, that 

 carries the plows, sliding bearings H, slotted 

 brackets I, and the frame C, substantially as 

 herein shown and described, for the purpose 

 specified. i 



191,332. WM. FREEBORN, San Fran- 

 cisco, Cal. Rotary Plows. May 29, 1877. 

 Filed May 17, 1875. 



Claim. 1. The horizontal shaft or hub A, 

 with its circular colter or land-side disk C, and 

 spiral mold-boards B B, said spiral mold -boards 

 being continuous, so as to form a rotary plow, 

 substantially as described. 



2. The offset D, arranged between and in 

 combination with the spiral concavo ■ convex 

 mold-board and hub A, as and for the purpose 

 described. 



196,617. JESSE ADAMS, Lewisville, 



assignor of one-half his right to John S. 



Smear, Waveland, Ind. Soil Pulverizers. 



Oct. 30, 1877. Filed Mar. 21, 1876. 



Claim. In a machine for pulverizing the 

 soil, the combination of the frame N, pivoted 

 on the axle, the adjustable draft-pole S, and 



standards Q Q, with cylinders F and G, hav- 

 ing teeth H H, and bars J J, having knives I I, 

 substantially as herein shown and described. 



198,163. H. SKILLINGS, Hutchinson, 

 Minn. Revolving Plows. Dec. n, 1877. 

 Filed Oct. 13, 1877. 



Claim. The independently rotating wheels 

 D, having narrow and beveled rims, in combi- 

 nation with loose bands H, arranged between 

 the wheels, substantially as and for the purpose 

 set forth. 



198,339. C. 0. BREEDEN, and OWEN 

 T. WHEELER, Bedford, Ky. Rotary 

 Cultivators. Dec. 18, 1877. Filed Nov. 6, 



1877. 



Claim. The combination of the sleeves G, 



the bent shaft H, and the plow- wheels I J 

 with the swinging bars F, the loops E, the axle 

 B, thebars or frame C D, and the driving gear- 

 ing K L A, substantially as herein shown and 

 described. 



198,540. JOHN GRANER, New Orleans, 



La. Revolving Cultivators. Dec. 25, 1877. 



Filed Aug. 20, 1877. 



Claim. 1. The frame D, having tongue E, 

 arranged to be attached to either end of the 

 machine, and the axle B, having bearing wheels 

 A and gear-wheel I, in combination with the 

 hinged frame F, shafts G m, gear wheels h k /, 

 chain R, and crank-shaft T, substantially as 

 described. 



2. The blades x, of the shape described, at- 

 tached to the shaft m in propeller form, and 

 arranged to revolve in the direction of the line 

 of draft, and made reversible to allow their 

 points or opposite ends to enter the ground 

 first, substantially as described. 



203,172. LOUIS MARTIN, Lyons, N. 

 Y. Machines for Exterminating Noxious 

 Grasses. Apr. 30, 1878. Filed Jan. 2, 1878. 

 Claim. 1. In a machine for exterminating 

 noxious grasses, the cylinder D, constructed of 

 rings or disks x x, resting upon the shaft and 

 clamped at the ends, the said rings or disks 

 being bolted together in pairs, and securing 

 the teeth //between them, as shown and de- 

 scribed and for the purpose specified. 



2. The disks or rings x x, having plane abut- 

 ting faces, clamped together in pairs by the bolts 

 z Zj and provided with the sockets y y, enlarged 

 at their inner ends to receive and hold the cor- 

 responding shanks of the teeth i i, as shown 

 and described, and for the purpose specified. 



3. The combination, with the cylinder D 

 and clearers //. of the platform I, and endless 

 apron K, the platform being attached to the 

 springs u u at the inner end, and adjustable 

 both at the inner and outer ends of the levers 

 L M, as shown and described, and for the pur- 

 pose specified. 



205,969. DANIEL LOCKE, Creston, 

 111. Clod Crushers. July 16, 1878. Filed 

 June 24, 1878. 



