fraine is-@:Ii 7-,horizo-ntal@positioi-i. The@opposii:e;ear 91- 1;has i@lockill(@- bolt 96 tlireadably 6.no,a(yed AN@'iiieh:l@liay@be actjtisted aiid its 10AI-ei, eiid @id,,il)tc@d@ -to@ coiitact @with @ and be@ stilil)oi-tect;ontle surface '35 of thelbody when 'tlle raiiie iii an(, tila position. @ @Tlie cooperatiiig @o-f @these . parts .93 9,L" 95 tii-icl'-96, proiide.@ an adj@,istiiient alid I stop for the ran(re of swing of tho 10 vertical.s@,iiide frllliiie and-the,lmecliaiiism it supports.. Ali6thei- : essential chav@icteristic of @tl-ie ,machine -I.s th,@t inor6 than one teiion piece may be foriiied u@on the macliine sim-Liltaile:Ously. For the: p,-Lir ose f I rit)T @a single p 0 c I unit-, or a pair of ctitte-i-s shown,; blit these ullits.may be:duplielite(f,side,b '. side y adjacent one edge 6f the tenon table wlien multi@licati6n @of @tenon pieces is desired. pair of etitters, one. of ivhich is molinted n ,, qtra,i(yht hoiizont'Ll spindle 14 in "')o @p,a _ blocks 16 @il (I is rottted b being y co nected t,o a soiii-ce of pom,ei- thi-ii ai-i end25 less belt being trained about t,he pulley 15. The i-emaiiii-.ng cuttei- 19 rot-,ttes parallel t,6: the cutter 13 and adjacent thereto tipon ,t !@epar - ate a.nd distinct spindle which @ is divided into three sectiods, 20 25, aiid an 30 intermediate connectilig seet'i'on 24. The intermediate section of shaft is identical to that constrliction sliowii in Ficyui-es 5 ,tnd 16, consisting of two secticilis Oi sliaft, provided witji keyw,,tys on AVI-iieh ,t li:eyed sleeve 3,5 is sliclable, t,he IKeyed sleeve bei @-r adal)ted to perinit elong,,ttion or S-1-iorten o@ Of @ the leiio,th of shaft sections joiniiig indle seetions 20 ,tnd 25. By traiiiiiig a elt around ilhe pulleys 26 and 27 botli spindles upon 40 which the cutters 13 ,tiid 19 @re mounted, ,aresimultalleoLislyr6t@ated. Topermithorizontal adjustment of the distance between. the axes of the cutters 13 and 19 so that tenons of greater or lesser diameter may be 4,5 formed, -@he spindle section 20 is mounted Lipoii an adjust,ible carriage, so that ti-ie@ distance between the ax@s of the fixed spindle 14 and the movable spindle 20 m,,ty be V,tried or moved apart, or mut-Lially closer Go to each otlier. This constriietion comprises two bearing blocks 21 and 22 ivhicli are fixedly inounted upon a dove-tailed car)@iao,e 23 cipable of being tr,,tnsversely inoved @cross '@]@e body of the machine and means 55 for moviiig the carriaoe The rear portion tD - 0'r section of spindle 25 is fixed upon the body of f,lie iiiachine and cannot be moved from its position. By rot.ating the hand wheel 34, the t]-ireaded screnv 32 is fed into 60 and out, of a threaded hole formed ' in the arriao,(@ side of klie body 10 below the c -, 23 alid being anchored to said c,,irriage, causes Iltdjustine@t of the latter, -Nvhich movement 65 "idjusts t,he distance between the axes of the cutters 13 and 19. 1. A: tenaii::formin@o, machin.e c6iiiprising a base having two !siirfaces @oiie ab6ve, the other @siid'surfaces beino, iiiuttially adjacent a pair of spindles ino@inted on tlie'upper 70 Isui-face, ii:iealis,foi- vai-yiiio, tli6 di tance.betw@en said spindles in A h6rizont,al ylan,e, cutters on said spindles, means f6r@swingino, tenon pieces arotiiid'the periphery of the ciitters coini )ristng a table. a becl plate below @fri, said table, means supporte@l on @aid @bed plate for moving said table in a circular patb ar I ound th6 axes of sELid cutters, means @f6r tilting said table and bed plat@, medns for clrivin& said table in a eiretilar'@ path,, and 0 means for diseiigagy-ino,, the, di-iving ipeans sinaultaneously @ with the tilting of the table. @2. A-tenon foi@m,ing.motchine comprisi-no, a -base . having an @ u@per and. lower @urf ace mounted oii the upper surface, means for varying the distance between the axes of said spindles, metns foi@ swin,@in the tenon 9 pieces ,vrotin-d the p;eripheries of said ctitters c omprisii-icr t table, a bed late stipporting 9 0 p @aid tatile, sttids jout-nalled in s,,tid be plate. e ceenti-ic bars connecting the table to the st tids, said studswhen rotated beino-, adapted t o 'swing the table in a eirclilar paiii aroLiTid t he peripheries of the, spinclle cutters, a. @@erl 9 5 a ttached to one of sai(I stiids, a driving ii ie,,tlis cooperating with said gear, means for ti ltincr the bed plate and table in unison to a predetermined angle, and nie,,tns for.stopp ing rotation of the driviino, means simlll1 00, ti tneo-Lisly with the tilting @f' the table and b 6d plate. 3. A tenon forming machine comprising a b ase, an upper and low r surface on said b ase, a pair 6f spindles m6unted mi:ttualli, 10 5 p arallel on the upper surface, cutters fixea t o the ends 6f said spindles, said spindles a nd cutters being horizontally al,igned, a t able mounted adjacent said cutters, wean-s f or moving s id table in a eire-Lilar pati., 1 10 a round said cutters comprising ece@6ntric b ars studs suppoitin(y- said ecce-ntric barg a nd rigid witlh the latter, a bed. table Supp orting said studs, a gear fixed to on@ of 5 s aid stu.ds driving metns for rotati-ng,said g ear, a toothed b-Lib, on said driving means, a coopeiratino, member on a support shaft eng aging tl@e toothed hlib to rotate the drivi-ng meails, and means for disengaoing the tooth12 0 e d hub from its cooperatino, means, and mea-ns for tilting said table-from a horiz ontal operative to an ang . ular ino erative p P osit'lon. 4. A teno n form ino, mac hitie com prisi TI(f a t ! ! 5 @ 7 , 1 2 5 base aii tipper and lower. stirface on said 0 ba,se; a p@ir of spindles m unted mutuallv par,,illel on the upper surface, cutt s er fixe,-l to the ends of said spindles, said spindles and etitters being horizontally aligned, a 130 table mouiated adjacent said cutters, mean-s 20 The cutter unit, illli@trated, consists of a@ thereon, a pair 6f axially adjacent spindles 85

1,579,663 for iiioving said table in ,i, eiretilar patli ai-ouiid said cutters comprising ec6ei-iti-ic bars, sttids stipportip.(- said eccentric bar@@ and rigid -",ith the latter, i, t)ecl table stippoi-tiiig s,,tl'cl. stttds,, ,t ge@t I 1. fixed to oiiel of s,ticl stticls, df@iviii ineaiis foi- i-otatidg s,iict 9 gear, (t tootlied litib on salcl di-iving i-neaiis, a cooperatini)@ iiieans oii a stipport sliaft, en7 gagiiig the tootli(!d liiil) to r tite the di-ivin(,, 10 itleans, ineaiis foi- disetigi n(y- the tootlie(I 91 @, hub J'rom its coopei-ating means, and ,tdditioi,ial means for stoppijig rotation of the driving iiieans simiilt,,tneously ivith the tilting of the table aiid bed plate. 15 5. A tei-ion forjyiing i-nacliine coniprising .x base, an itpper and IoNver stirface on said @ p base air of spindles molintecl mlitually parallel on the upper surface, cutters fixed to the ends of said spindles, said spindles aiid cutters being horizonttlly aligned@ :t 20 tible inounted adi-,tceiit said cutters, meins foi- inoving said t,@tble in a eiretilar p,,.tth aiotind s,,tid clitters comprisino, eceelitrik, bars, sttids stipportiiio@ said ec(@entric bari ind riuid I @vith the lataer a bed table sup- 25 t) porting said studs, a gear fixed to one of sai.d studs, driving ineans foi, rotatiilg s-,tid -eat-, t toothed li-Lib On stiid di@ivilig ii-ieans, a cooperating mernber on t stip oi-t sbaft ciip gaging the toothed hub to rotate the driving :30 means, ,t belt driven sl-iaft actuatin(' a fixed clriving shaft, t vertictl giiide fran-ie siipporting said bed plate and table, and for adjiisting said bed plate iii a vertical plane to vary the distance bet-,ween the slir- 35 face of the table aiid the axes of the cutters. In testimony whereof I affix my signature. FRED SCHLATTERER.

1 5 7 9 , 6 6 3 @ Patented Apr. 6@ 1926. @l@T'@E Ei@@ TATE",S@:'PATE'N.T@@ 0,F@F 'FiLtD@ SOH-LATTEP.ER, OF NE @YOR N Y. TENOW@MILLING'XACHINS. Application Itled'Odtober @7, 192-5. Serial N6. 65,096. Y'o all w h on), it giiay concem 'Fi-ure 3'is II, top plan view e,f Figure 1. Be i@ kno%vii7 t-lilat 1: @F@ED SCHLATWRER, 9 Fi;ti"e, i is:.,a@ V-1ew's-11-D.i@'lai@ t. Fi@ure 2,: citizeiit of Gc@,1-iiiai-iy resi(:Iino- at New@ Yqrk, show-ino, t@he tenon@ - support@ t@ble i @l'ited n, e incl. @ State of 0 ition aillustrat -the in@ the co-Liiity of N @.NVI York s nd es lilleai@is of s- 60 r) New Y, ork Inventecl certaiii. d, cbnnectiiig the table actua,,tiiig ii-ie new@ qn chanisni. useful@ Iiiii-Pi!o.N@eineilts in' Tenoii@Milline Fi u 5 I 'tud' 9 re, is a ongi iiial secti6nal:@ele-@ chiries@, @of %vliieh the@ follo-wiiig @ is @a specifivatioiial.@ vienv @ of @ the nieth6d of the construic@@, catioll. tio n used in, providing aii ext nsible shaft@ e 'The em@boclied specifictition@ is a, col)ending used- On, the! mechanism 10 applicati6n relat,,iiig, t6 a pi-eviou@ a,@pliFi@,7urp, a cross sectiona;@l@ view twkell 011@ li nes 6_ 6is@ ca,tion Serial No. 49 5,1,8 filed August @ 11 f Fi@@r@e@ 5. 1925; iR -ii,hicli lattei- "a@ppl.ic,,ttion, tli@ ta;Ule P,.eferriiig,@in @detail to@ thie di,awi-ii@,r tlic: used;,o.n; the pitesent d@@,lee and th@e niethod, nuineral:,10 i-ndicate,, the 1.1oll6w @od..y@o"f,-'theof lilloving th@ same in a circular 7path. hag: macliine @and foriiis the @ba,s(@ tipoii whicli,,the 70 1 5 been ;descril)ed, itncl cl,,@iiiied., e iitire iiiechariisiii foi- forii-ii.na t plunility, of The @iiiaiii :ob'eet@ of t@li@i@ inventiaii @is @to@ tbnons simliltaneously, is, su orted. PP proy-ide t iiia@chine'for for-m@i-iig cl@rcular:ten. base: or i.s of:,,-,L' heiglit coii-Neirielit f.@)r OTIS: Oil @tlie@@end @ot loii(,itudinal pi I es of ma,-.- lit@inipulation 20 Ire 'laced onthe macl-ti@ne @ide by sid@ anf-I p rotittilio- oaino, etitt6rF,: forni@ tlie@ tonons on! the ends tlierecf. One of ltl-ie ma@iii feaitires, of the invention is i@: tALble C-lesci@ibing'tlie@ circular inoveiiient by ;being iii6tinted@ -Li-pon. 25 eccentric bai-s: which are @ actiittted @by a @o*etiiieclia,ii@isin aii-d swin-,the end'@'of@ the lo-ii(ritudin,,tl pieces of@ materialclittersto-forilithe@tenoiis. ik:not@l-ier@purposo of -the in-ventioii i@, to,pro:30 Nide an eii@,66died @ in -echanism -wh@reby tho tenon support, table is!shifted,,:a,iigAilF4rly@a@d of the vai-iotis par-t-,:@ on the luaciline aiid @i@s pi-oi,ided w-itli i -fl@Lngecl 75 lolATr poitio :11 tllilll -1@hicli@ bo,its:;Or oiher 11 sectil'ing iiieans pass@ foi.- fixin- tlie, ill@teli' in :P]Ace in rigid aii(I iiiiiiioial)@le po@i'tioii T'li@ body lits ,t pai.i, of flat: ,,urf@ices, olie a@boy-e the 6tlier@ ,tncl niutua@lly ad' 80 tip,per,stil@fac(@ 12,@of'@vliieli -,upp-@rts%the@eiitii-e cutter ifiecli@ I iii!slll, t.'Il@ 61ittei,-s.being il-@ lusti-ated ind'described in detalil iii@tl-ie@ co peiid-ino, application,'.Sei@iall No. 49;518. The prefer,,%ie ai-i-angeinent for th ' tt r in he eu e ee ',tiiisiii is -to;eii-iploy'a.pa;ir or two w.hich are alicned p@rall@1:4 to, each othef a;nd rotate displaced so tha;t the forined@tenons may be@ siii@-Ltlfaiieoiisly :and: i@n:@the@ sirne direction,' r4L'MOVe.d and new tenon@ Piecos@ inserted@:in@ clockwise,or 'counter-clockwise, as desi d.' re @lace in a@ @con-venleiit manner and -in, a poOne of tl-ie cutters 13 is ii@OLInt6d on: the@ @iid 90 .35 sitioll away from the etitter@s. cf a lohgit6dinal sti--ai-bi@ spindl@ 11 Nvhich Still anotl-ier object @is to - pi-ovide i tenon is rotated by .,iiieans,of-a, b@ii ti-ained abo-Lit 'llino,.iiaachi,ne having- iotatirig ge@iig clita pulley 15. The spindle 14 is; siipportedzill Iiii zn ters a tiltkble tenon,piece suppol@ting table. fixe@l; positicin@ in,- @bi@ariiig @ bl-oolts 116 @'and, 17 wliieli @ @lies in a, liorizontitl pl,,tnc- whe the - aiid tn efid b@- ,ariii @y ]-)l el- 18.; A, i @ dcl' n 0 I a itiolial' 05 e: p @10 etitters are @erfoi-miiig their work, @aid iiabl' ei tter 19@ is@ !OATidecl i@l@icli, is aligiied WI bein- tilted to an angulaii- positioti wlien@ the ciitter 13 lid-: is-,i,eiiioiftf.)Iy ii-.iolliif(,,d ill t, ,a teholi,pieces are to be inserted@andr6moved file @end - f n;additioiial s@ind-le 20. I o a and a clutbh iiiechanigm which@automatical:l@- ,idditional spindle is c6m@6secl;of 'three-seeand simtiltan(@o-usly disengcles the tenon tions, I Oiie sec@t@i6n, iiidicated I)y tli@ iiiiiiieral@ 100 4,') table rotating mechitnism @w]@en sa'id. ten,on 20, io which tlie:euttet 19 is ttt@ehed @is i@ot@ible is m,,tiiiially tilted. t'IYIably iiioiinted. iii b6aririo,- @bloclis @l ' inct 22 The above aiid other object@ @Wil'i becon-i'@@, @whiel; are bo,lted;tipoii tl-te slA@'fae-- 6f:tt @transappar@nt @ in the @ desctiption below, in which @versely adjustabl'e@: cari-ia re 23- the be@iring characters of i!efer6nc6 @refer to like-named,' blocks bein- iii place @tliei-eon.; @Froii 105 f t h e s p j t @ d l e ' e @ t i o @ 2 0 50 parts in ti@e dr'awino'. tile rear @6ndo s n Referring briefly @'to; the dra-wing Fioure tdditioiial 16ngth of sliaftin 24 is provided 9 1 is a. side elevati6nbl @ view 6f ecmlilote@ Nvlii6h j6ins:il@,e @qection 20 to -,i rear length tenon forming mechayii,sill. of @ s@ind@le@ 25 on @-w,liieh latt6r, a pulley @ 26 is :Flgur6 2 is @an end ele@xati cli-iril view of Fik-, mouiited-. @-Thie intermedia@te,@se6tioll Of:tlie iire 1, , showing the pos.itio.ii Of ti-le @;teno:n h.afting 21@6,onnect8@tlie@eii(i@@section@ ot:ilie@ support @table when@ 1)osi ion. spindle, 20@arid 25@-thrti me,,ins o-f@@@'universal@

1,579,663 joints, the most elementary form of which is sliown in FigLire 3. The rear ei-id section 25 of the spindle on which the pulley 26 is niounted, is rotated by ,in eiidless belt which is ti-ained about said pulley 26 and ali additional pulley 27 mounted on the rear end of th.e spindle 14. TI-iis rear end section of spindle 25 is fixedly mounted iii beirino, bloclcs 28 and 29 aiid transtiiits i@otllioii to 1( the foi-ward sectioii 20 of the spilidle thrii the @niedium of the iiitermediate sectioin of .-,Ilafting 24. The b(,arina I)Ioclcs 2.1 a,-nd 22, ,!ii whicli the froiit sectioii 20 oil the spindle LS joiirnalled, a.i-e ii-iovtl)letransvei-sely tlarti 16 ad'ustineiit of the cai-i-i.a ge -)3. '.rhis cari-iao,,e bas i.iielii)ef-l coriiei-s 30 which dovetail into and are slidqble @in channels forrned in the base 10 on the upper level 12 thereon. The means of adjusting this cari-iao@e ti-alnszn 20 versely qcross the siii-face 12 to move the spindle section 20 compi@-ises ,t clowiiwardly extending eai- 31 wliieli is bolted securel.@, to the side of the carria (,- e aiid is pi-ovidea with Lii opening in A@,hich L threaded bolt ol@) 2@l is rotat,,tble, saicl bolt boijig freely i-otat,,Lbl6 in the opening. This tl,,readecl bolt eingages IL tbreaded hole fornied iii the base 10 beneath tho cai-i-ia,-e 9-3 tnd is pievente(--l froiii inoving longitiidinally in the ear 31 by col313 lars 33. The outer end of the tl-ire-,tded bolt projects somewhat fi-om tlie,ear 31 and has ,L h@ind wheel 34 seciired tbereoii tlii-ii which li,qnd ivheel the bolt is ftdapted to be i-otated wlien adjusting the position of the 35 in the c@annels formed iii the base. The lower level 35 of the base supports the entii,e table strlictui-e ,tnd table tiltiiig mea;ns. TI-ie t-,ible tiltino- ineans con-ipi@ises esseiitial.li, a pair of . aligned lugs 36 tl-irti which 40 a li:ing bolt 37 ptsses. This king bolt e\@ teilds eiitirely the lengtli of the body or b,,tse of th(-, mael-iire ai-id pi-oiects fi@om one encl of the saiiie, h,,ivink at ihis projecting end ,q weighted arm 38 sectired thereto, the 45 iveio-l-ited arm b'eing ,tdaptc,,d to normally i@otate s-,Lid kinc,, bolt in ,-t clocl@cwise direct3on. A rectangular o@uide frai-ne liavin,,I)arallel sides 39 is siil)roi,ted on tlii-, ],olt -,,,nd its consti,i-icti@oii i,equires the I)i,oN,i,,gioii of a p,,iir of clownwardly projectliig extensions 40 at its lowei- cornei-s in %,71-iielt open.ii-igs are provideci foi- thc,, passage ()f ttie l , -is, se i,iii(y bol-t 37. P,,iis 41, or otlier me,,ti ei,ii,e the auide frame ri-giclly tipoil the Iciny bolt. The sicles 39 of tl-io frai-ne foi-iii giiidewliose edges enter into lo,,-igitiidi,@ial ehani-iels of a pair of ,irins 42 ,tnd 43 niountc,d, on opposite sides of the guide frame ,ind form down",,,ii,clly exteiidint I)ortions o'L ,i -qat bed @)late 44; The bed pl,,ite 44 lias a leo- 45 e:@tei-idiii- tip@,va@dly --From eacli of its foiir corilers ancl iii eacl@ le(y, a, stud 46 is i,otatable. . To the ini'ler en,-Is of these studs, eccentric bars 48 ire se--i-ired. The ecceiiti,ic birs 48, bracket 49, circularly moving table 50, ,tnd all the elements which relate, to the inoveliient of this eirculai-137 inoa,ino, t,,tble are identical to the strticture illustrtted and described by the numerals 11, 14, 17, and the studs 18 of app.licant's copeiidiiio- tpplica- 70 tion, Serial No. 49,518 and ftiiietion in the same manner. The ii-npi-ovement over the co-pending application lies in the method of actuating this circularly inoving table 50 and coii-iprises a 75 bevel gear 51 which is sectirely fi@ed to a projecting eiid o'L one of the stucls 46. ; As. two of these stud@ ,tlready have ears itiounted thereon, whi6h gears accomplish the eirGtilar movement of the table 50 the reiiitining tivo stlids are avai',able for tli'e purpose of at(lteliliig actuati@ig iiieaiis, it being neoesstiry to use only olie of these ,tvailable stlicls to accoiiil)lisli the pui@p(se. BeloAv the stltd to which the bevel gelir @51 is attached, a bearing block 52 is provided for the support of an additiolial bevel gear 53 @vhich is moulited on the up p r end of ,L short seetion of- @h,,tfting 54, the latter being jour. nalled in the bearin- brlcket and exteiidin(- n zn vei-tically downward. Below the section of shtfting 54 ajid aligned axially therewith is a vertical drive shaft .55 I'n which is journalled a pair of bearings 56 and 57 and has at its lower end a hub 58 provided with r,,tdial teeth @)9. These two sectioiis of sbaftino- 54 ancl 55 are co i-inected by a pair of,interiiiediate sliaft secti,ons 60 and 61, Mel-nl)er 61, beiiig connected thl-u a ullivei-sal joiiit 62 to the shaft 55, and the upper meniber 60 being@ connected in the same maniier thru a ijniversal joint 62 to the short sectioii of shafting 54@ The intermediate shaft. seetions 60, and 61 are intern-iediate of ef,,ch other, both beiiicy provided with key slots 63 in which a iongittidiii,,tl l@ey 64, forming p,,trt, of ,t locl@ing sleeve 65, is slidable. The locking sleeve 65 is provicled for the pui-pose of permitting exteiisibility of the shaft sections 60 and 61 wliieh are adapted to rotate dtiriiig elono,,,ttion of the sections. Near the u pper eiicl of, the sectioii 55, of the vertical drivc, shaft, t pair of iiitegral flanges are I)rovided wliieli are niiittiallyspaced-apart ai-id between which, a sleeve 66 is lobsely motliited on said shaft. A biftireated leve-i- 67 is pivotal'ly secured it diametrically oppo--ite positioi)s oi -i tl)e sleeve bv pivot pins 68. The lever 67 extends angularly clownwarcl when the plate 44 is in trtie horizontal posi- 12( tion ancl has its lower eiid pivotally joiiied to a re'atively short linli: 69, the, opposite ei:i.d of the link being rigialy conii-.cted to the king bolt 37 interineaiate its len tl-i, the latter,beiiig adapted to rotate in 9 a Colinterclockwise direction when n-iember 44 is tilted from the triie horizontal position, sliown in Figure 2, to an angular position, sl'lown in Figure 4. To adj-List the bed plate 44 verticalil.)7 iiit'o

1,579 663@ closer proximity to the cutters or t6) lowei, Avhic catises t-his table@ -to, m. ov-e in a eircillaithe sai@iie away thorefrom aii aditistihent, @is I)atli is, disi,i-,,i-iir)ged @and reiideved ' pei i n o @ a @ p . rovided;. @Iiis adjlistment comprises a rod tive by tf@ie iiiecharilsill it-.s6li tli@it is, tli@o ]fO-@ t o , i i i o v e : 70 eircular in;c@os's seciion, I which @ is rotat- tating lii,elns @vIii,ch, calis'e t-lie table 5 ably inount6d in the:horizontal portions of @iii a:ci.r6iilar patli; is st6l)l)eci. and;,i@ en@@lered@7(i: the gtiide fr,,tme and has th'e upper end coiltactliig@witli a head plate 'i I. BeloAv the head plato, t,lie rod is rotatabl y iourna'Lled in., an openiiig formed in the -Lipper horizbnt@l'' 10 connectino, arm -T2 of the veriieal '--uide frame ancl the lower thr"elided end 73 @of tlio r od@ enters info and is engaged in a@ tlireaded liole @ -r-ormed@ iii the lo@,ver c6nnecting bar 74 of tile vertical o-iiide fmme. In'tein@ediate, I rw thi@ leiio-tli of the rod 70 a liind@ wb6el 75 is fi 'Xed theieoii, @ which when ma,nipu@lated, el'ttises the iocl::to rotate:ancl be lorigitlidiiially lifted or lowered b'y:engaging the threaded hole:in the lower connect@ing ar;n 74 Of 20 the @ vertical gtiide' frame: and thru I contact witlt tl-ie head plate 71 causes the bed plate .44@ and the @entire iiiechani@Sm: stipported thereoii to: be lifted. mech,,tnis'm- for drivilio, -th6 verticai 25 sh@ilf t 56 is posi@ioiied at I tbo@lowe-r ;end of the b6dy I i@O @aiid -compi@ises @a@ -driven shaft 76 AN,hicli,"e'- ,,@tends@ iii., ,i liorizoiital directioii and projects f@ii6iii il-ie side of flie. body 10 t6@ wliieh pi,ojecting end, a p-Lilley .77 is secured, ,O said plL,Iley;being -connectecl to @some ;rotating solii-ce;of po-@Ver- b), metns of ai@ end @ess b@lt, or. the@ lili:e. The @driven shaft 76 is jotirnalled in betrinos 78 .in,d tt-91 ancl at the end opposi,t,e to tlle pul4ley, lias a bevel: gear 80 ,'5 fixed, theretb. Axial,ly ali(yned witli the ver-@ f-ical d@iie sh,,,L@ft 55, i@ a-secoiid short length 6i' sliafting' 81 -%vliieli is: pl,,te@d end-to e@d adjacbnt the '.Ower eiid of the vertical@drive shi@,ft@ 55 ancl @has a@ to6f-hed hub 82 @ At @ its 40 lip-pe@ -6nd Avhose teeth cooperkte with 'the ng part teetlh @59' of the ]hub 58, @formi of the vertical:@:dri-@e shaft. 55 and -v@h@ii@ interlool@@ed, -botli slyafts @-rottte' in - Liiii@on. The -Li slialt 81 i jo rn@lled in bear@@nk 83 and 8 4,. i on ,45@ and at IL pos'ti intermediate it@ length be'- -OAV the hlib 8,@-I a 'bevel:Lrk, r 85 is fixed there-@ to which lies in@ constaiit n-iesh with the bevel gear 80 fixed on the end of:the driven shaft 76 ;riie 'niaeliine pa F)O- rticiilarly aclapted :@to@ foriii cii@ei-ilar tenons in. ends of -square or other, shaped articles 'formed @ of ;m,,iterial Su I ch is i@.ood, or the lik6. @Oneof the essential cliarffeteristies of',the inachine 1.11@ its55' iiietliod of tiltliio- th6 table upon @@l-tieli the tenons are:,,tncho@ed bv silitable clani@s:wl-ien@ said @ teno-@l, pieces havii-.io, - be'6n cotnpl6t6ty finishefl @s6' that tb.e pieces may ibe remove@d from the.:table 50 at a-: convenient.positi6ii c,o cleftr:of the ciitters 13 land 19 so that th6 s,,tii-io:will';ii6i@doliijtirytothework. Anothet i,n : is th,,It as-.the@ stic of the iiiach e t,,ible, 50 is beino, tilted to the inopet-u't-iv@ pos:!ti.bii, in Aihich @.the teno;n pieces are! re-@ (;5 -,i4o'yed fr6m the,machine the inechanism ill I opet-@Ltive iiiitil tlie: iibl(@@ 50 lias:again beeii tilted to its@triie hoi@izoiital@ and@norn-l-,i @.ol)er-l@ positi oll.: -or ii-i6-vi-n@l,, the The structure@ cssential :f table @')O iil)on iN,I-ii'ch the pi6ces to be tehon@@(I @75' i-i-e ellan4l)ed by claiiip. sci-e-"7s S6, )@,vhicli @ are tlii"e:idablir iriotinted iii clan-ip bloel-s..87,lh".I)een@@ilIListrated and describod in @ttie:-co@@, I)endiii,(,y a,I)I)Iication, Se@i@il 'i'@o. 49,1@)IS 'and consists bi-iefly of i-iioiiiitiii(,r:tlii,,s t@t@le Ui)Ohl ineiiibei-s.: ANhicli@ tl,e plvotal:ly s-Lipl)oi-ted@ @.tt the free eiids:of eceent:i@ic b-,@i-s 4S, oi-te eoceii@-I tri.e. bar. at 6aell coi-ner 6f @ the t@bl6, tli6 @ foiir to inove iin' I iinison and sii7ing the ta:ble in @a circular path.'- Two of these eccentric bars @85 sho-@N,n @- '111 the @ co-pendin @pplication, littye bov(,l (- ,,eaiis S8 motinted@ thereoi-i w@Iiieh@ are di@iN,ei@'by tdclitioli,@l bev6l (-ears S9 iiioiintecl -tliis on @,,l di-i@,ing sliaft 90. , On -niacliine h6ivevei-, the shaft wliieh@ ]':n the co@pend-- 00 ing ,tpplic,,ttion is actiiatecl;,by a,l-iand wlieel or tl-ie lik(@ aii(-l forn-is :tlie &ive shaft foi@ t-lie iiiecli@t-nisin, in this ease iiiei-ely serves as@ a ineans of coiiiiectin(r the 46".of adj,,teent ecceiiti-ic b,,trs 48. 0. -h the oi),,i)oslite; side 6f the @tlble, at opl)osiiig corners, eceentrie-bars are dlso pi-ov,ided:on,tlie there po@ sitioned studs 4C) an(I one of these sttids is of a siiitabl'e leno@tili@ @6 @as, to I)Vojc@et fi-oin tilie@ LI@ side of the leg 45 for@ @the,.I)iiri)ose -of @atta6h- 1:00 ing the bei,el o-eai, 5.1 @thereto. This, beic@l &eiii@ ivlien r6tated beino- addpted, to MO,.NTE its ec@eiitiic,b,,tr,in a,eireti ar 'path@iaiild:as its; ecleeiitric bar is fi@@odly- -connected- 'to the e6oentric :bai, at the. o site' cofnekr.. by a )05 ft PPO ite;ec6 ti-' I @lP@ len@"It.h Of 91,@the oppos erl io,'b A@,ill :also inoved i'u a ei-rcular ipath, @tliis ol.)@osite eccentric bar bein6 motinted i6n @,t stud- 46 t6 Ayhich the@ (rear 88 'is @ttaclied nswit thisl;rottttilig n-i i will - tra ot on to the.re- 10 t",o ecceiitric bars iat,the,lopposil-l<r corner s beneath'the table 50 thrli the@;@ediiii'n of tlie@ @sliaft 90 It,nd @-e@its 80., Tli6@ @bevel (@eai 51 Ai,hich sai,ings all tl4e.ee centric@@bars@ -@l ' 7' - a t ii-a the iiieans of @the ge,,tring and sh ftill(i 1,15 einplo. yed, li.es in, mesh with ar@ additiolial bevel oeai- @r)3 Avliieh @is iiiotinted @tip.6n -tlie iipper end- of @a short section,o the @ latter having a iiiniversal loive'r end. :This,shaft 54@is'6 120 tei.-inodiate: sections to a A,erti'ca @r)5 at the loiver eildiof Iiieh:'a@ toothed liub 58 is,pro-Vid6d,. The'toothed hLib-cooperates with ,inothe@@ sillill ar meliiber 82, fixed @ on the 125 Lipper end of a shaft - 81, siid @sha:,ft 81 be n, @ orizonta @s a clriien actti te 6 thru t e iii of mesliecl,o-eo@,r-, 80 onthe driien shaft ;'.6- @ind ,t iieit@'85 oit tl-le@ sh-,ift 81. -The main, purpose; that of tiltiii& @the@

1 579,663 table @vlieii it is desirect to reiii0ve the Lelioll pieces from place on t' c table end positioji 'I new tenoii pieces, and at the same tiine stop rotation of the veltical drive sliaft 55 and stop the swinoin of the table 50 in a e'reii9 lar atli is accoinplished by diseiio,-a(lill(' p zn n the toothed hub 58 froiii the siiyillir litib 81-) by moving the foriiier tipiv,,trdly, this opei.,ationbeingperformed aiitoii-iatica llybys,,ving10 ing the table. The iyiacliine ivoi-l@,ei- iiiay tilt the@ table to aii aiigle of Ir) (le(,-i-ees I)y graspiii a ITanctle sticli ,.s 92 aiid SA-klill(,ill(, 9 t, n the eiitire iiieclitinisn-1 stippoi-ted oii the N-ei-tical gliide fraii-ie toNi,,@,i,cl Iiiiiiself or toinard 15 the left side of the iiia(,,Iiine, as in Fig ura 4@ In pi-illing the bed 1)1,tte to which tlle liai-idle 92 is attaclied, toavtrd tl.io left side of the maelline, the entire vet-ticil guide fi-aii-ie aild all the ii-iochaiiisiyi stip20 poi-ted tllereon, ii-icluding the circularly iuoving tenon table 50, is tiltecl to a coi.-i-esponding degi-ee to iiiake tllis tilt@-Lio- opei-atioii easy to perforiii. Tlle l@in(y b(It@ iihielt is f-irmly sectired to the vertieal (,Yt@ide fran'le 25 by pilis 41, has a iveighted ,triii 3S Avhlcli iD a nicasure couiiter-balances the iiiechai-iism stipported on the vertic,,tl giiide -.I'i,aiiie anci thrti this rneans, swing;ng oi,- til'L-lin(y of the ineclia-nism on the vei-tical aiiide fitiiie is 30 more easily effected. ,Vs the I)ed plate 44 and the tenon table 50 are tilted fi-oiii the true horizoiit,,tl position, slioi,-,n iii 2, to the ,in,-tilar position, slioivn in Fi(-tii@e 4the king bolt 37 to wliieb the iveio,,Ilted ariii 38 is attacli.ed, is swtii,,g a cori,espoiicl.ing degree of arc@ iii this case, approxiiiiately 15 degrees, as said king bolt is coniiected rigidly by pins 42 to the vertical arl-ns 39 of, the vertical guide frame. TIle kiiig bolt 37 lias 40 at a position intermediate its length a link 69 attaclied thereto, ancl this link in rot,,tting with the li:ing bolt 37, s-,wings upiiardl Y. 'Phis upward swing of the link is ti,ansi-nitted to the bifurcated lever 67, iahicli beitig piv45 otally coi-inectted to tlae sleeve 66 i-otat,,ibly fixed on the vertical drive slilaft 55 at a position near its iipper end, lifts the di-iven sb.aft lipwardly ,tiid iiiaeoliples or clisengiges the tootlied h-Lib 58 fi.-oiii the htib 82, and in this F)O inanner, stopping rotation of tlie vei-tictl drive shaft wliile the driven shaft 66 remains rot,,tting. The disengao-eiiient of the Iiilb r)S froii-i the Iiiib 82 i@,, accoli-iplished dtiriiig tlio swiii(y of the b(,d plate 44 ai-id vertical o,uide fr,,tire ,tnd is coiiipleted Avlieii tbcls-- Diei-iibei-s arrive it tl-ie end or coii-iplete the s-@viiig of approxiinately 15 degrees. Wlien tl-ie bect plate 44 60 and the mech,,tnism supported thereon is in triie horizontal position, the shaft sectioiis 54, 60, 61, and 55, are all axially aligned, b-Lit as said bed plate is tilted, the drive sliaft 55 rem,,iins in its ti,ue 1:)osi.tion xvbile ,t sliort 65 length of sh,@ft,54 jouriials in the bearinu which is mounted on the side of the bed plate 44, wliieh plate is sliifted to an angular positioi-i with i-espect to the vertical drive sllaft 55 alid the connecting shaft sections 60 and 61 join the sliaft SeCtiODS 54 and 55 at still another, an-le. The distance bet-,-,,eeii these i'O sbafts 54 ai-id 55 is reduced as the bed plate passes froiti the triie lioi@izontal positioli to the adgiiltr position, ind iii order to periiiit shorteniii,), of this distance, the interA-eniiig section of shafting is coiiiposed of tivo sep@@-i-,i@le aiid distii-@et sliaft sections 60 and 61, 1.)oth of wliieli @ti-e provided w.ith keyivays 6'0', in iiiiieh the l@ey 64 of an eiicireling slee%,e (;5, fits. As the bed plate 4-,l is tilted, tlie, sectioii 54 the vertical drive slia'l@t 55 coiiie iiito closet- I)roximity to each otliei-, Ai,liieli ('ifl'ei-ence is compons,,tted foiI)y pei.-i-nitting the keyed sectioiis of the sliaft iiieinbei-s 60 ,tnd 61, to inove toward eacli other iiitliin the sleeve 65. I"i-on-i @Iiis description, it -kvill be seen that stieli mechai-iisin siipl)orted on the vertical guicle frame, includino- the becl pl,,ite 44 and tenon table 50,@ is tilted froi-ii the hoi@izontal to ail atigtilar I)osition, the Iiing bolt 37 is rotated lt distaiiee eorresponding to the swing of the gtii(le Ti.-aiiie, ancl the linIK: is rotated, liftinl@lie biftireated levei- 67 so that the drive,-, ,Iiaft 55 i lifted in order to disen gage the s tootbed litib 58 oii said vertical drive shaft 1)5 fi@-oiii the toothe(I htib 82 on the sh,,tft 81, -@vliiell lattel, is being con stantlv rotated by the driven sliaft 76. In ol-dei- to peri-nit adjustnient of- the distaiiees between the stii-face of the tenon ioo t,,,Lble'50 ai-id the axis of the cutters 13 ancl 19 iii tl-ie vertical pl,,ine, the bed plate 44 aiicl all the mechanism tl-iereoil inay be lifted or loavered vertically thru means of the threaded i-ods 70 wbose lower threaded end 105 73 is eiio-aged in a tl-ireaded h6le formed in ii.,len-iber 74 of the vertical guide'frame Ind tlirti ei-igageiiieiit in this hole, when rotated, eithei- l'If'us or lolvers ('lie bed plate 44 and the me-,Iiaiiism slipported thereon and in 110 this n-ianiier, lengthens or shortei-is the distaiiee I)et-s@,eeii the axis of the cutters and the stirfitee of the teiioi-i tible 50. In order to iiial@e tti;s adjustineiit, the vertical drive sliaft, or the sections cotipled tliereto, niust 115 be capable of beiiig eloiigated or sl-iorteiled and to coiyipensate for such an elongation oi- shorteiiirig, the sleene 65 is used, as said sleeve locl,,s botli s@ctions 60 and 61 so that they rotite iii uiiison for the purpose of 120 transrnittilig rotatioli fi@on-1 the vertical clriven shaft 5,5 to the shaft 54. One of the lugs 40, fol-inino- pti@t of the vertical guide ir f ame, has i pa of e,,irs 93 ,ind 94 extendiia-- from opposite sides and in opposite di- 125 rections -i.1-oiii eaeb other. Beneath the ear 93 ,,I-id integral with the body 10 of the iii,,tcl)iiie, Is a fl,,it block 95 htving a horizoi-ital si-ii-face tl-iei-eon -Lipon wh,'.Cli ,lie eai93 normtlly sits iilien the vertical guide 130