140 



COTTON-CHOPPERS. 



C, the double or U-shaped spring D, wheel E 

 G, and the adjustable open cups F, substan- 

 tially as and for the purpose set forth. 



201,645. THOMAS J. BROWN, Fair- 

 field, Tex. Horse-Hoes and Cultivators. 

 Mar. 26, 1878. Filed Jan. 18, 1878. 



In front is a circular frame, which rotates 

 freely. It carries the tongue and a pair of 

 scrapers and caster-wheels, the two latter made 

 adjustable. At the rear of the carriage is a 

 frame carrying plows, which is hinged at the 

 rear and lifted at its front by levers. Both 

 sets of the plow-beams slide to or from each 

 other. 



Claim. 1. The rotating circular plow-sup- 

 porting frame D', for supporting the forward 

 plows of the cultivator, in combination with 

 the frame A, as herein shown and described. 



2. The rotating frame D', with tongue E 

 rigidly secured thereto, and provided with 

 sliding mortised bars c, for receiving the plow- 

 shanks, and having adjustable caster-wheels i, 

 substantially as herein shown and described. 



3. The pivoted frame j, having movable 

 bars m, for supporting the rear plows, in com- 

 bination with the main frame A, substantially 

 as herein shown and described. 



206,347. WILLIAM MULLENS, Flat 

 Creek, Tenn. Combined Cotton Choppers 

 and Cultivators. July 23, 1878. Filed Mar. 

 16, 1878. 



A short spring is employed on the rear of 

 the central bar to assist in lifting the chopper. 

 The chopper-rod is bent at right angles at its 

 forward .end, and receives motion from the 

 spokes of the wheel. The chopper operates 

 on a block fastened on the central bar, and ex- 

 tending beneath the frame. 



Claim. 1. In a combined cotton chopper 

 and cultivator, the combination, with the cen- 

 tral beam A, carrying the chopper mechanism, 

 of the lateral side bars B, having cultivating- 

 shovels, and flexibly jointed at their ends to 

 the beam A, substantially as specified. 



2. The combination, with the beam A, hav- 

 ing the chopper mechanism thereon, of the 

 diverging side bars B, flexibly jointed thereto, 

 their overlapping end pieces C, and a pivot- 

 bolt, b, substantially as specified. 



206,871. RICHARD F. GIBSON, and 

 RICHARD P. McDANTEL, Tuscaloosa, 

 County, Ala. Combined Cotton Scrapers 

 and Choppers. Aug. 13, 1878. Filed July 

 15, 1878. 



Claim. 1. In a combined cotton chopper 

 and scraper, the combination of the laterally- 

 adjustable plow-beams carrying the scrapers, 

 the vertically adjustable drags, a horizontally, 

 vertically, and laterally adjustable rotary chop- 

 per and its driving-pinion, the laterally-adjust- 

 able drive-wheels, and a correspondingly-ad- 

 justable toothed ring, all constructed and op- 

 erating as and for the purposes set forth. 



2. In a cotton-chopper, an adjustable tooth- 

 ed ring adapted for adjustment upon and to 

 and from the spokes of one of the drive- 

 wheels, substantially as described, for the pur- 

 pose specified. 



3. The toothed ring C, provided upon its in- 

 ner periphary with the ears c 1 , having segmental 

 slots r, and upon its rear face with stepped 

 projections c 3 , substantially as described, for 

 the purpose specified. 



4. In a cotton-chopper, the combination of 

 a pair of drive-wheels laterally adjustable upon 

 their axle, an arched frame carrying a rotating 

 chopper-shaft, also adjustable laterally upon 

 the drive-wheel axle and carrying a bevel-pin- 

 ion, and a toothed ring adapted to mesh with 

 said beveled pinion, said toothed ring being also 

 adjustable upon the spokes or arms of one of 

 the drive-wheels, so as to maintain said pinion 

 and gear-wheel or ring in gear when the drive- 

 wheels are moved toward or from each other, 

 as described, for the purpose specified. 



5. In a combined cotton chopper and scrap- 

 er, the combination, with the drive-wheels of 

 the former, of a pair of scrapers followed by a 

 pair of drags upon- a line with that of said 

 drive or ground wheels of the chopper, sub- 

 stantially as described, for the purpose speci- 

 fied. 



6. The combination, with the chopper D, 

 of the drags M M' and the scrapers / p' , all 

 constructed, arranged, and operating substan- 

 tially as described, for the durpose specified. 



7. The combination, with the plow-beams 

 H H' and the chopper-frame B, of the brace- 

 shaft K, the nuts k k' , the slotted bar L, coup- 

 ling-hook . I 1 , and eyebolt G, all constructed 

 and operating as and for the purposes specified. 



8. The combination of the plow-beams H 

 H', the brace-shaft K, and nuts k k' with the 

 drive-wheels A A', axle a, and washers a 1 a 1 , 

 substantially as and for the purposes specified. 



9. The combination of the plow-beams H 

 H', the shaft K, and nuts k k' with the drive- 

 wheels A A', axle a, washers a> a 1 , adjustable 

 toothed ring C, chopper-frame B, shaft C, 

 pinion c, and chopper D, all arranged and 

 operating substantially as and for the purposes 

 specified. 



210,574. CHAUNCEYA. SPRAGUE 

 and JOHN W. CLARDY, Weaver's 

 Station, Ala. Cotton Choppers and Rakes. 

 Dec. 3, 1878. Filed Oct. 30, 1878. 



Claim. In a cotton-chopper, the combina- 

 tion of the roller having the two sets or series 

 of pins c c, alternating in position, as speci- 

 fied, and arm D, having its free end forked, 

 as shown, the rock-shaft B, a vertically-slotted 

 crank-arm, the bent hoe-shank, and the nut 

 and washer for clamping the same in any ad- 

 justment on said arm*, as set forth. 



