CULTIVATOR DISKS. 



springs/, conslructed and arranged substantially as spcci- 

 lied. 



No. 8,222.— MOSrS JOHNSON, I.ockport, N. Y., 

 assignor, by mesne assignments, to CHARLES LA DOW. — 

 Rotary Cii/tirafors. — 93,307, dated August 3, l86g. — Re- 

 issued May 7, 1S7S.— [Filed April 2T, 1878. 



Claim. — I. — In a cultivator, the combination of a c 

 cavo-convex cutting disk with a pendent scrajjer wh c 

 enters the concavity of said di.sk. 



2. — In a cultivator, the combination of a frame, pendent 

 scrapers, axles, and concave cutting-disks with adjust g 

 mechanism, whereby the lateral distance between e 

 scrapers and disks can be either lessened or increased. 



3. — In the cultivator, the combination of a revolving co 

 cavo-convex disk with a support for said disk, havini, 

 pendent scraper attached thereto, and adapted to enter tl e 

 concavity of said disk. 



4. — In a cultivator, the combination of a supporting-fra e 

 and a concavo-convex disk with a pendent clearing dev ce 

 which presents a cutting edge rearw.irdly for the purpose f 

 shaving the earth from the disk. 



5. — in a cultivator, the combination of a revolving a e 

 with a concavo-convex disk and clamping-nuts working 

 screw-threads, so as to follow said disk and tighten it 

 place. 



6. — The combination, in a cultivator, of a draft-frame 

 with two revolving axles attached thereto, and having co 

 cavo-convex disks mounted on and firmly clamped to sa 1 

 axles by adjustable nuts. 



7. — In a cultivator, the combination of a draft-tong e 

 cross-bar, and revolving disks attached to said bar. sa 1 

 disks being adjustable toward or from each other, and a 

 ranged to straddle a row of plants and turn the earth eit er 

 toward or from the row, as described. 



No. 9,168.— .MOSES JOHNSON, Lockport, N. \ 

 assignor, by mesne assignments, to CHARLES LA 

 T)0\\.~Ro/,jry 0////r,7/,-r,r.— 9-„-,o7, d.ated Aus^zist 

 1S7-, R. :--n.' \.> S.jjj, .: :, .i .!/.■., 7, 1S7S.— Reissiel 



.// ■... n.-^. !i .: : ■: I,: ,-.:.,i 



t , : . I I .... r .,,. I li, .,: . : ,,:■ :lly as here 



l)L'ui, .1 r.iili. .,1 ,1 liiMi'ii, ,1 , M---!i.'.ini connec e I 



thLTcH iili, cuttiTii;-(l:sks -,ci_iii-eil u]ion tlir cross-beam a 



-ind, ami handles by 



the 



supportmg tne sanii 

 which the implement 



2. — The comliination, sub.-.tantially as hereinbefore 

 forth, of a main frame, a draft-bar, cutting-disks arranged on 

 opposite sides thereof and supporting the frame, and ha d 

 les to vary the angle of the disks. 



3. — The combination, substantially as hereinbefore e 

 forth, of a cross-beam or frame, supporting stirrups or yoke 

 in w hich the disks are mounted, and laterally-movable a 1 

 ju>ting-clamps, which permit the lateral adjustment of 1 e 

 disks upon the frame or cross-beam. 



4. — The combination, substantially as hereinbefore e 

 forth, of a rotating concavo-convex cutting-disk with a pend 

 scraper adapted to enter and clean the concavity of said d 



5. — The combination, sul stamially a^ lieixinhcfnre 

 forth, of a revolving concavo-Lum u\ di-k, a Mipimil 

 which it is mounted, and a pL-n.li 111 -c ia|ni allaclic<l lo ^ 

 support and conforming to the c^ik ,i\ iiy .if the ilnk. 



6. — The combination, subqamially a, lieixinljefure 

 forth, of a revolving cutting-di^k iiiiiiiiittil ..n a down-ha 

 ing support, a scraper for the di^k, and adju tingmechani 

 whereby the distance between the iii»k autl the scraper 

 be varied. 



7. — The combination, substantially as hereinbefore 

 forth, of a draft frame, a down-hanging support, a conca o 

 convex cutting-disk revolving in bearings therein, and a pe 

 dent scraper provided with a cutting-edge in the rear to 

 shave clogging matter from the disk. 



8. — The combination, substantially as hereinbefore e 

 forth, of a draft-frame, down-hanging support, and axle 

 mounted thereon, a concavo-convex cutting disk movable 

 laterally on the axle, and clamping nuts working on screw- 

 threads on each side of the disk to lock it in its adjusted 

 position. 



9. — The combination, substantially as hereinbefore set 

 forth, of a draft-bar, a crossbar, a cutting-disk, a support 

 therefor, a scraper supported by one end only, and mechan- 



ism whereby the disk and scraper may be simultaneously 

 adjusted relatively to the line of draft. 



No. 9,169.— MOSES JOHNSON, Locki-ort, N. Y., 

 .assignor, by mesne assignments, to CHARLES LA 

 UOW.— Rotary Oz/rfzw/cz-j.— 93,307, dated Aiit^ust 3, 

 1869— Pe s e No 82 2 1 1/ 7 1878— Pe ued 



/ o SSo— [r \ I ] 



and a pawl o og e 



y be va e 1 an 1 1 el 1 e ly 



ot) eel ^ n o ge ( 



1 b by n ea of po e 



lliam b west U c W 



q 1869 



o a p o h o h 



h e a ged b 



I S \ d 



r d ge to o e b al y 



h 

 N o r L 1 NlSIIWir/ I R K N 



\ — 



of 



e of 

 ally 



f an e of 



ul le 

 g e bo 1 



- f of a 



h kee s e on 



e fo 

 li 1 II n iliun, in a harrow-cultivator, of a loose 



disk, 111 ,11 [I le a\le, and an adjustable scraper, substan- 

 tially .^s ,et fuith. 



7. — The combination, in a harrow-cultivator, of revolv- 

 ing disks, arranged in two series or gangs, adjustable to- 

 ward or from each other, substantially as set forth. 



