1,390,615 tion slioni,n by full lines in Fig. 2. lvhell the lever is turned to the position slio-Ni7n by dotted lines in Fio- 2 the connection is loosened ,tnd at the same time if the lever is quicli:ly operated the rear end I' of the loop Nvill sti-ike agaiiist the projection N ancl -Nvill cquse the share to sel)ai-ate from tl-ie n-iold-board fi,o(r aiid I-,ind-sicle. t, In ploivs of the kind to wliieli niy ini-enio tion relates, it is extren-iely iliapoi-t@aiit tllttt not only the sliare be iiiade readil@, det@icliable b-Lit that it should be firinly' lield in -lici- pq the tiglit coniiection with the oi@ , i@ts of plow ivhen it is applied tliei-eto. B3, my lin1 5 proveiiients this is done in the inost efficieiit @vay and. by c-levices of the most simple and .inexpensive char,.tcter. I cl@Lim as my invention:- 1. A plonv, coiiiprising 'I fi-oo- hLN,ing a 20 slottecl portioii, a inold-bo@ird, a 1,.tnd-side, and a detachable sh@ire aiid iiieans for coniiect,ing the share ivith tho frog,.the moldboard and the land-side, comprising t projection on the share adapted to enter the 25 slot in the frog, a connecting rod having an elongated loop engaging said projection, a bracket seelired to the mold-board and carrying a bifurcated standard, a brace oii the biaelket, a le.iter piv4:)tally connected With said stanclai-d and piovided.with an arm en- 3o gagino@ the brace and t coiinectiiig rod adjustabl3, coiinectec, with the lever and liaving .i. lool)ed end engagiiia a projectioii on the share. 2. A plow, compi-isin(, ,t fl-O,(,', a. iiiold- 35 @ tn boird and ti detachable sliai-e, aiid ineaiis for coiinecting the shai-e with the froo- and moldboard, -ising compi projection 011, the share, ,t connectina rod h@ vincr ti. looped end en(yao.ino. said pi@'ojectiol , a lever connected with 40 tite rod, a bed-pla @e att,,tched to the moldboard, ,t bifure,,tte( stiiidard carried by the bed-plate to Nvhich the lever is pivotally connected, ,tii extension on the @tandard for bracing the lever and a stop on the standard 45 for Iiinitiiio, the moi,,einent of the lever. In testiinon3, whereof I h,,ive hereunto s-Libscribed my name. RICHAR@D iNf. IVERSON.

UNITED STATES"@@PATE- "NT OFFICE Bid itrtASdk:Ol@ RO -AN HA cfx- ISL -D, ILLINdISi PL-ow.: 1 @190.6-15-. S@6bifl6@,ti6fiofLett6rE@Patent. Pateiitlbd,Sel)t.'13,@.1921.@ Applicittio3i iii6d kare@ 2@, 1626. erial N6. @68,086, l'o all,@,v hogiii it i7ba,!l coiteei,,it: tliqf @wh@e:A @tlie le@or@ i8 tlirnec in 'li 1, R161-lAr.D iN@ i-@ is@r,@,6s@;to fii-@ihly h6ia'ilie'@od- uifae@r".: Be it l@no-"Tn tli, 1. E'@iigON@ - e - @ l - i t@t to,nsion ,Iilc yp- 9 , c ize of the Uniteci @tates idin ciiiis Al lill@y, hot@l @ th are n@ Pt.oek IslLncl,.in ttie county of Rock lsl,,i@ii@f p'l@ce. @ Tli6 ld*er- is:@pr'oticlecl with @an@ - a;rih 60 and St@tte of-Illinois, hav,@ illi@ented cert,,iiii wliieb 'ei@o@t@&es , al bra,cli:,ef -s'er)7inw @as neiv, lis6ful I-mpi@ovemelits In PtONA's,@ of t6 the: 161761-', to l@@t6v6tt@ it @ fkoin bei@diiig sid 'eNi,hich tlie@ f(ylloi.N7ing, is a specific,,ttion. Wi se, @@fhd a st6p- is PPOA,ide@, iii @itino- the This iiivention rel,,xte@s to- plo-"-s of the Itli@d dow, (r ihATArd'hi6vem' ent o@@ th6 f@verl. to 1 p vi(,,Ied,witli sli,,ires@which are detaci-itbly Th6 pr6-@'ectio)a OIIL tll@@ I)IOAV Avh'ch 65 -6d bi, tbo@ 10 held, iii I)Iac@. by, @ loc@l@cin- devices of stieli is'en'olo loop-ed 6hi- @'t-he% coild ]@,in(i that ivliile tl-ie), fii-mly coi-inect the iieeting d is @o const]Fttcte ,@nd i ch d; shftre Nv@ith the fro- 'mo-ld-bo-,ti@d7 'Liid land- t6 th,,@t @it cla-nlioi @ b6 h4- ov6(i '6-hi'of side@-of tlie, plowrtliey may,-be easily de- "Ice even wh;efi ijliieed tinder O'lle,,tt trtin. 1) @ol 'h i@t8 i6 f 70 C-d Oil t,,i@,,hed- ther6f roni when reqliired. @rle!6rqbiir@ thi I colis ploii,s ,t@@du-66d cohtral, t 5 In the cas6 of g,,ilig @s - %-ery ctie@- tliim@l n ciilt tc,, re,,tch thi@ bolts, niits et6. , wilicil Allith 1:11 III Si-i-rf ttc'os wIli6,ll, s@o oh(yg th6 sect,i@e tli6. sli,,@re in plac'e ivhen th-e laiter 16ol) of- the rod thdt -%vh6n'th6 I:Itter' ied is held by tl-ie old rac@thodg,-,,3uch-as b), bolts -Liiidb't'sttaiA ihd s@,@re i@ s i i , & @ h t I y d t c 6 and @:n-Litg@ @ aiid v,,tr@ioiis device-, have been aii(t'fi@iiity.- donjie,'Cto@d -,@vith @ the mold- 7 5 2 0stio-oestod and. somff iised :foi- -si2cui-.i bo'drd tri(i wiil@ tlfe f-6,'@obIII l o c l i : ' @ l ' @ t h 6 sh--,,ire -in,, -place ivliich:ii):a), be (3,pe@ated A),itlio-Lit, tlirniiyl-l o-@ier@ the gAno,,@ of plo-ws or, - lift- t6 the@, sf6tt-,@j bt-gee b6fo'@e r'efe'rrecl S: iliciiiiact s'tit. toe'g, on ol:)p,6site @i' eg 'd mg - th-6 aang f i-om- th6 groii-iid. -AIY in)len- of the @l'ot -Nvl-iieh ,ti-6 so@-f @orrn@cl @,,is t6@ edUS6, ti!on, @ r'eldtes to ploivs - of, the kin4 j;@ist nren- the to b'e f@r@n-ft (I'ra)llfi i'nto cor@00@ so 25 tioired and iny:obj@ect is.,to. proi7ide -meti-is positio'n' @()'ailist; ilie-@in'old-bo,,ti-d tit its: ii@,@ir for@ @ sec-Liring the, 7 sha;fe.- to the 4 1)1(iAi, - whicli Oild tiid Cli6 fil@6,@r c@q@ried ili -h t@ e s ttre is shall.be-not only@ easily. cl)-erate(l,bLit Nvhicli of such sh,-Lpe tncl so locato@l,@ a's: t6 sh.qll. also ;b-e str6if,-: ,tnd c!Lii-,- Lble,. f 6 Of@ the sll:ecr@ , firhil on ro,nt rid Y c iloeted Iii , carr," ti0ft CLire w' h, th6 1,,iiid-s'de d-@ th(@ fr6@@. @85 lng- out: @ iiiy in@,on @se it tn 30 the land-side to the frog or bottom of In'@ tlf6 th6@ beai-n or stancl,,trd in an -ii -,v,, -tir6 1 is ,t per pee ive"vielw Of'tlye iiii-@ .y si tabl6 iy, Fig t' and I secure the m6ld-board to@@the froo, 6r dei, 'ae of -D!6'-N@ Si ng m niprpve.- y es, an 0 "ide r@elit@s., block by sliital)le @ devic d tls prov a. braca extendiiig from the 1,,iiycl-sicle to Fit)!. 2 @@hows it -se @ctioiy on the lilie 2- 2 of 90 35 the mold-bo-,trd. Th-is@brace is formed -with Fig. @l. en n ion projectFi@,. 3 is a,det@il;-86eti'oii .in@ ext sion havirig a encl popt' Al iiein, oii t-he' I @i@ne i.ng-l-from the mold-board li,,ii,iiig R:slot to F I - g.- -t-he share., The bloc 'w@. receive a project on on l@ Fi@-' 4 s ,t seotioh oii the ine l f 6 @ @ 4 : o f or ftog. is, - also slotted to receive tinotl-ie@r Fi:&. -i diid i@div th. e oope en 'd 95@ d' 40 projection on the shcire in tl-ie@ manner here@ of tli6 con'neci ing roc ges une projecs eino, in,'iii -e inafter clescribed tio @n oh tlie'- li a;re' ihe, t b The plow shqre jifay be of the iisi-ial shape @6siti on ivhich 4 t-he :ic;@ii Itist b@f@rd'thb y but@it is provided with ,t 1,.tteral projection l@),et - is op'erdted to piit rod @un'dller i'en, which' enffages a slot iii the brace - Lnd ioii 100 45 ,vnother i),-Irojection @vhicli engiges the slot5 'IS a' V'Iew S'IM'11"lr to F,4iind in; the frog@and it is algo provid6cl shoivs the po@ition,of il@@e WIilen the finger which engages the edge portion of the le@rer is operit6-d t6 I)iit th6 'coniieciii@or6d @frog, and bear@ a(yainst the land-sicle ,tnd uncler tension. th-e@n-iold@@b6ard in@ 8tieh,miiiner ,is to bind Fig. 5a is, a cletblil-sectio@nal i7iew,, sh-o'w- 105 o]ec, ion 50 tl@ese, part fli,mlly t6o-ether. i.ng the iiiaiiiier 6f a'tthch'iii6, the. pr t' In- order to dr' w the shti-re ilito 1)1,tce and to the share. a lock it in position I @provide-,,t;lever v@,hich Fi(r. 6 is ,t detail se@tioi-ial view on tw6 line is pivotally mounted on@tlic mold-boar(l-,,ind 6@6- of Fig 1. -%i,hicli, oper,,ttes@ a. 6on-n@i@tina -:rod, havi'ng a ig.@ -@ i-,g a pei-s@ective vi6-vv, illu@tiafin& lit. ,5 5 loop, which- ion(rii'oos @ o @ of t-he prol'ections liow:tlie br,,t,ce c@-rried @V tli6d ue a ;i@d-si 6-Aiid oar n on the share. This r6d is so coniiected with moldb d i's c6n ect6d with thi@ sliar6.,

1,390,615 Fig. 8 is ,t detail view showino@ the slotted eiid of tl-ie brace connected -Nvitli ti-ie sh,,ire@ A ortion of the plow beaiii or sttndir@t p of the ploiv is indic,,tted by dotted lines iti Fio- I at A. B ii-idic,,ttes the land-side, -C tile frog or I)ottom of the plow, and D, the mold-board. The frog, niold-bo,,trd aiid land-sicle may L-ie se,,ured togetlier, in th(-@ n-iltiir]Ler iiidicated, or in ,iny other suitable 10 W"Lv. T indicates t brace commonl@, 6n-ipl@@ed for connecting tl-ie upper end of tlio frog or bottom block 6f the plo", ivith , the inold-bo,,trd. A brace E is attaelied to the Lipper end of the ltnd-side and it is attael-iecl 15 to the mold-boarcl at F. This brace servel@ to hold the mold-board and land-side in proper rel,.Ltioii ,ind to -",ithst,,tiicl str,,tius. The brace hLs an end e projecting beirond th dge of the inold-board'-,ind i-his'pi@o20 jecting end of the brice is sl6ttecl. as inclicated at e', and as slioii,n in Fio@. @ the 1ATall,@@ on the opposite sides.of the slo@t are beaeled or inclined, ,Ls shown ,it e'. To the iiiside oi the mold-board is attached % bed-plate G to 25 -%,vhich the operatii-ig lever is, connect.ecl, Thisbed-pl@tte ma37 be attache(-l to the moldboard by a bolt q ,tnd a,lso by a bolt f/', @i,hich as shoavn i@ Fig. 't, is cai - ried by the mold-board ,tnd extends tlirough ,Ln arm g2 30 on the lower or iiiner end of the plate. This arm is rtised :f@,@om the mold-bo,,Lrd s-Lifflciently to allow the brace E to extencl beneath it, and tl-ie bolt g' ptsses throuo-h the brace and serves to hold its jolver @' tio por n 35 securely in place. The operlting lei,er H is pivotally conilected at h, to a standard I rising from tho bed-plate. This stanc[ard is biftircated, as shown in Fig. 3, ai-id the lever -H extends 40 between the tAlTo meiiibers of the st,,tndard. one of th6se m,einbers is provided with a stol) A' (Fig. 3) which limits the inward movement of the lever. As shoavn iii Fio- I the standard I is formed ivith an enlar@!'-o.-e45 ment i at the s@icle of the lever H which ill ._, meastire prevents sidewi,se moveinent of the lever. To the lever H is att,,tched ,tn arm J which is bent at ri(yht an-les as shown ancl then bei-it again to form ,t pa)@t j parallel 50 Nvith the inner portion of the lever 11 and this p,,Lrt j is fori-iiecl -",ith a bei-it end j' which bears ag,,tliist a brlee K see-Lired to the bed-plate. This brace h,,ts a curved surface, as iiidicated, against whichthepart.;' be,,trs 5,5 ,tnd the arrangement is such that as the lever is turned on its pivot- it is prei,.ent6d from sideNNise movement, the strliin on the I.ei,er bein parti,,tlly tltk6ii by the arm J tnd th6 bifa ce K. 60 The connecting,, rocl L is .,,tdjustably secured to a, sleeve 'id, pivotally connectiilg to the lever H ,tncl the arm J at m. It will be obseried that the end of the rod is threade(I aiid it en--ages a, tapped portion of the 65 sleeve so t]@at the rocl'may be tdjusted endwise in the sleeve, to iiierease or decrease its length AYhen desii,ed b3,. giiring it one or illore turns. I The opl@6site eiid of the rod L is provided ",ith t loop I wl-iieh engages a projection N on the plow share 0. This plo-W 70 share m,,ty be of the usual general sliape Cinci it carries pi@ojections N and P a'nd t fiiig6r Q. The finger' Q 'is firii-ily coniiectecl with the pl Ai, sliti-e at 1 to 0 _q ,tnd it 's bent so as embrace the eclge -portion of the frog or 75 block C ,tnd to ,tlso be,,tr at x against the inner face of the land-side I)ortion of the fro- A17lien the ploki, sh-.tre is draavn into pltce the -finoer oa,erlaps the ad" portion of the frog or block a,n(I also bears so agaiiist the lind-side por,tion of the frog in such i-iianner ,is to hold these ptrts of tli.(@ 1)16w firmly coiinected. The projection P m,-Ly be in tlie T'orm of a bolt p tttach . ed to the share @ind carrying a@ Ay, @isher p' ai-id lock 85 nut P'. I The slotted eiid of the brtce E entlils plloj6,ctioii, in tl-ie mlnner clearly = in thc,, cli@aiA,iiiol,s. By forming - the slot e' ii@ith i:nclined ",,,tils e', ,t tigl-it coiineetion is ,tfT-orcl.ed betayeeii the brace ancl tl-ie go share. Tlae fi-og C is foriiied iaith a slot c to receii,e the projection N. Det,,tils of tlae projection N aro sh6wn more clearly iii Figs. 4, 5 an(I 5-. A thimble i@,, having flattene(I sides i@' and ,t threaded 95 openin- 1-t,2, is secured to the ploni, share by t screw n3 iithich, extends through the thimbl(- tnd ca,rries a lock I'l-Lit ii4. The thiinble 'I'S forii-ied@ Aiith iiielined surfaces qz5 sloping from their o-Liter encls inaiard to Ni,,i@rct the ceii- 100 tral portioii of the thimble ai-id acl,-pted to receive the looped eiid of the rod L, in the manner indicated in Figs. 4 ,tnd 5 tnd also in Fig. 1. The loopeci ep-d of the rocl ma3@;be ea@,ilv 105 engaged -v@,itli the projectioll N @ A-%,lien the leA,,P-r is tui-ned over to-warcl the I.-,nd-side of the ploav. 1171-ieii the lever is revei!sed it Ai7ill firs@'u drtai, the shai@e to the positioii sliowii in Fig. 4. A17hen I)oiNer is appliecl 110 to the l@-i,ei- so as to moa,e it to the position s oii-n in ig. 2, y ott I nes, tlic,, loope en(I of the rod AA, I en(yage t e inclined suif@aces,761 in such rii-,tiiner is-to firmly draii@ the 1,)Io@v slitre iiito ti-ue 1,)ositioii @iici fii,m con- 115 nection iiitli the, mold-boai-cl @tiid fro,t), ' an(I the sliare AAill. be hclcl iu tl-iis I)ositioii -,s long as the le@rer is iii the 1)osition slio-,An i.ii Fig. 2. the poiiit 6f- coiinec'i6 bet e u 11 Ale n tile lever encl of the rocl bcin- belolv, the a,-Xis Ibout 120 iihieli the lever ttiriis. , It -Nyill be 6bseri-ed tli@t'u the thinible i@ has flat oi)l.)osite sicles ancl is tliei,et-ore tclal,)ted to re- I ceive ,t Avrencli -wh'cli ma y be Lisecl for tiglitly fiistening tl-ie thii-ilble oit the screiv n3 125 ,ind for ti,)-htei-iiiio- tl-ie coiii-iection shoiild it teiid to becoii-ie loose. By reference to Fio-. 1 it will be observed tilat the coiinectino- rod tightly @holds the share in place Avheii tlie leATei- is in tlle posi- 130 .1 aceni eclge