CULTIVATOR-DISKS. 



vitli cogs that engage with llie cogged mould-board, substai 

 y fort 



No 9 054— JOHN L HIII C k — 



p iG D —M y 2 1877 [F ed/ 



-The 



a 26 



C m 

 Q R he b he O 

 h b of e o e 

 I J ub an a y a h 



No 9 999 — T 

 Ha B K I — // 



■877 [F J 5 



Th h p b 



up h 



tee of e pi g 

 range a te na y 

 e 1 of e e p o e 

 con ect on w ha eve 

 of h ch the h o 



Cam — I — The p 



s de flanges E E u 



2 — The a hee h 

 part each part con t ng of 

 and rad a a n J and e 

 one o mo e ug /^ 



1 of he eed bo e M the de 



y nd 



i-T e 



ne of 



e ng 



b n on f h f 



e h-« h 

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 ele e 

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ble up an 



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ers M h o 

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efok 



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No 95 677 —JOHN 

 C n 1H S i P if! 



25 1877 [Fled/' o 1877 ] 



Cla 1 c n n n h 



f K \ a 



—The r 



« h he In 



No 197 545 — JA\ S CORBIN G rnc r \ \ 

 — Wl I H ow —No br2^ ibyy [F e 1/ 4 

 1877.] 



The disk gangs have separate pivotal bearings in hungers 

 firmly bolted on the main frame, and are adjusted in the 

 line of draft by a pawl and ratchet and rods from tht niitr 

 ends of the gang-shafts. 



Claim. — I, — The combination, with the main frame of 

 hangers, rigidly connected thereto, and independent disk 

 gangs, vibrating upon the hangers, sulDstantinllv as set foith 



2.— The combination, with the main fr.ime, of hangera B 

 B, rigidly attached thereto, and independent disks-gangs, 

 pivoted to the lower ends of said hangers, and vibnting in 

 both horizontal and vertical planes, substantially as set 

 forth. 



3. — In combination with the main frame and the disk 

 gangs, the hangers B B, provided with the enlarged ))ivot 

 bearings or seats, and the thimble-liearings /> l>, proMded 

 with pivots, which are supported in said seats, substantially 

 as set forth. 



4. — The combination, with a gang of rotating hariow- 

 disks, of a revolving scvaper-bar, placed in a different plane 

 from the disk-shaft, to permit the scrapers to enter the con- 

 cave side of the disks, substantially as described. 



5. — The combination, with a gang of rotating harrow 

 disks, of a lever, connected to the gangs for setting the 

 same, at an angle with the line of draft, substantially as de 

 scribed. 



6. — The combination, with a gang of rotating harrow 

 disks, of a lever for setting the same at an angle w ith the 

 line of draft, and a rack and dog fur holding the disks m 

 position when set, sulistantially as described. 



7. — In a wheel harrow, the disks attached to an axle by 

 means of .an irregular hole through tlie centre of the disk 



which permits it to touch the axle in but two points, and a 



FF 



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forth 



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nb tl 



h 



d k 



f o ng ha ow 



a d iTe en ne 



n e he con 



e e a d h 

 of he 

 7-Th 



disk-gan 

 propel I 



e d f 



n he o g e 



po n t 



a f me o 



fort n a 



I nne e Is 

 fo 1 n -X 



sued nn^lt t tl 

 ported U| n ^\ 



9-l„i«l 1 

 me "Ills ! 11 II 

 \\hul I 1 I 



tipcrin 1 tl 



distant sul tantnl 



10 — fhe combi 

 dent disk-gangs, n 

 or both lod 1 li it, 

 end of one di 1 

 inner end of ll 



11 -The L 



J the draft-plank or frame, a le\ tr 

 lected with the inner end of the 

 dog for holding the disks in 



I \\\ h m the 



Ml nk .loci 

 them at the de- 

 ind scrapers sup- 

 lied to an axle by 

 Lntre of the disks, 



wedge being equi- 



\n w, of indepen- 



in..,-uids F F, one 



iRiJy the inner 



s\li 1 I ^ M ^—Sod 

 „ , I > 1S7S— [Piled 



frame A, with clevis B 

 eel a D b, the circular 

 . G' («■', all constiucted 

 Ls herein set foith 



