1925 - south bend shop methods for electrical service stations - bulletin no 87

8/6/2019 1925 - South Bend Shop Methods for Electrical Service Stations - Bulletin No 87

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The ModernMethod of Truing Commueators

The Sen::w C~.u:tiH~liltht: i~ tht,; ol11ypn1ctkRl tool fur turning a commuraeor rrue, No spccla] ar-tachmen t is re-q uir'ed b eca us e (he reogru:lie ,("q uLl?n'li :-n!: . of the bt h~ is sufficient for d oi n jii th ~w ()f k.

This is a precision job and should be done on 11 Screw CLI!ltilli!': brhc,

f '1 ::HTC" J ETh.H"l!LllarF.qui]1"'~l1t "hf.~LI"I.u:is S~rIfLCi~"l.[OTT1Imi')i::: Comrnuentors.

Cilittiltl,l: a Recess ill rh u Commutator' r . ' i i j , ; . ' ! ' ' ' ' i : ' . 4 E

Some cornrnutacora cun 1 - . . : : machlncd moreoC,lJ; i Iy if o : p : ~ C J o . C F ' V . _ ~ .Q~ IICCi!~. L : : : i I .cu~ i:u:~r I[~":: :UMl-

niJ~ wind luas, us l;, ~h<twto 1 . f 1 th~ ,1l1l,n,,1 L I : .Fl •

.!'lguT'" .f E, Thi~ permus E h" ["i.e" Lo 1"", r"ll"v".1

to ~".: k : J t l 1 . ' ' t G : dL-Fth iJnd JeulIlh;:',HllC!'iLl.:~" ~!..-I'iHrU:;llt

;'1 d 111i.11 t.... a L[~~ f h e: iL"J:liJhlJ~ ~n b a l " ' J 1 t : 1 ! ' . . T I I . L . s

"1"""l i,,,,i ,, (nHr cxpbi ,,~J in tI~"l"b Inst rurt",n S],.,,~t"_

T h . ~ l ll us rm t 1011 shows nn nrrnn 1 ' 1 J r < . : rn.yu 11 t~~1bct"""~~i:I centers 'I." t h~.I ~ E he. The rurn In: !! ;[ 'i JoD]

I, ftd aeross the commumt.w hy tb~ ru..L"",:,;lI!l~r - . . : . . : - d of t I , o t , . " :';:11;";Il!l'I~":_ J o i . . , b ~ ri..:..rr-LI (l[iOI:! . s heut N " "

8 7 e xp L ;l J~ n; ; h ow to I':Ti,.d '~I1.1M! 1 l h ~ ruem nil

",,,1~.,d "]"<J rhc pre.p.:T ,,,c"ed. ~'1d( < :: 'i :' J " ( . .. .

machining ('i.:op~r.

" " ' X O L T ~ 4 · E- Cllrtin~ a I:t"c..~< in Commllt;):t<1r'1"r Con""fli.;: IU:C: in M;.,h,n ",~,

Restoelng r,DOlJ l l .1 ,<I !~ .edenter Hole

ill, an,Armature Shaftl"i~II!"'I;~ 1!

Occasionnll r i( wi I h.! "~;:,,,~~arr rc rcsccrc a

d~m;3s~d a : ! , [I, re r hole ~,~'"" ~, I :IlmuT8dufc be ..f L , , , , , [he com m uauror ~D 1 11 be ,;!""'' ""tdy mach-i"ed." Til" ill LL~cr;:Hj(lT1hows t I'te "TlnaLlHt;!rru ;L",~~di"!h., la rh c to r rcstor+nz th~ ,,,,,,,~~,The <'"", ,, ,, ,, ,,, l 'r~~~Is set :u ;fIn i1~glJ: of 3DdOl-~[!l~ Sc~ }.~h J:n_'i,trtuc:dt.~r.heets.



Making Brass or Bronze Bushings : i t 1 l . the Lathe

New bm;hin~ of ~1I k ind!'; ;mu slzcs Gil' hL~quicklv macluned in the: larhe, 'V om N J,m)i~::.leJbear-

ings can be H'o'mlitiul"'let.1and new pans can be made when riece ary. One' yuu become equipped,

it is sUTpri5in~ the amount of bushtng work that ~dlll..k\'t~lup.

Maf'lh.ining iIS.nan Busb.int : :I"U"''''' L<')E

'Wh~ h ( 'ofPA 11 1...1...1, i"I.;':'H ::I r...: '[u be rn n Je ith

eLL,l,Jm:uy ro mochtne the " ,b III rh c 1 .1 [hc ;n. '" '' " ",[.· .IP ·, A fret rr." 1 : : 0 " . , 1 " , , 1 . : I,a' bC:C:11Jrilkd.I'L'I'l!,j a:nJ rvomcd, it is tlJlrnc.:u ~Jl1.~b(: QUt:;;dL!

~)Lll1i'jC~L!:rand rhcn cut nfT~·t1he~'nFII.:[ length,S"I: ' ,<oj, ]"s!ruL:llun :;llo.:oC'L,

AllY Si ,. ,f ' . . ..- ,·r. lie nf Bush. in . ; : :C~in Be Mad,e

.fi U"!J ~ 1:

BlJlilli~:,:~"""' bl! I,,~,k in rhc ba he to mee-tc ....t.:t"y 1!'C:L1IlJ~lI'~m.e:nli:" L...'ry!il h-..I-h . M h ! i l l i i i ii fiN: ";1",

e" ..ily !'11ntt" ,,~[>n,~H ones IInu r he v:.. Iu"s

~h~P~5 iIlu.rraroo ,;" ..h~ 'i:;, ,:lilv m.lCni ned,

Turntng the 'fIul>hil'lg to the

Desired Dj,ameter on a ~bnJl'elF'N"'" 11 T -.

Flu.], 1"1:'1 : inch.:< in 1~11~t h, iiind IUIf l i: . :r • lire drtl-1",1,k,.,.~J;lnJ r~~m<!J ;11 th~ d",di., then re-911...·~'!1"J j",I .h~J bcrw . .~" ,~nWr •• >t. " laehei1oHI.I"h~J t" Ihe .""lllif,·d dis J 7 1 'o ; -t ~ T . .Thls In",(hoJ

i,'xphi,,~d in. OJufjob lnsrrucrion Sh",~["",



Lathe with. Practic.al Attachmen.ts

r rf'l.~'''''''.1', , I

_'1TWIN-"s

Mi.sceUan,eous Jobs f.or tlUi:l: Screw Cutting Ben.c.h Lathe in the Electrical Shop

fi~"'Te J1 E-Sjllllpl~~ MtltC,t Dri~" L_.uh.,_

This is an c~cdl"n( n",for (Irl II!.: arrangcm ent for rhe ~malls c r ew curr in a " " " , ' n lurhu, Tlus , , ,, , [o r v , 'l 1 i .. : lldrive' rh" 'I: ;" l1"L. [ '" , 1. [ " .1 [ ~ , :1 "he Ifh·nen t h ~ ~,~ b < "l 1~ h. T h " J <. :v ~r~ in P i s wi t.

( M ! ' . ! i1rr ! . . . '~Y")~ 1 1 _ ~ . ' I l ~ r he : : ;r i l r t i 1 1 1 . ! ; 1 ~r-uPF!oiI:II~ : : - 1 1 ui T-'{:V't:f~i [" 'J~ > 1 " ( t he

!;.lll'lL: ..plrullc from an ~tl5l' ",,,.lin!! !'u"iLJL'" Ln rrom of theJ.Jtl",.

Fil'ln.: 13 E frodn!:; 'L \l:,r"rn M"I!"NO DbtribtJ(or_

'The i l l1.1.t rn t.i . . " sho« ~ i'I rnnun ero di.tTi].." ,n. p'l II t" , l1 loumcd in che I,d·re "j, ll"k{pr ",f;r(illl" Thts "ill1Jlk L1~"'rad(ln makes the r;:<mt-.;r,·tI"""r> \ . I f rhc disrriburor:IS Q ; _ ! t o J C IS I 'I r .. :W ,

J'tigm.' ]<I E-Ti'Ldnl! a ~'b!lneco C(JII<;:<:~"rR·il1~.

A " '' '1n mi' l~nc(o col lee+ or 'Lng can be qUickly ;,,~... :'CoCLlTJL"ll' made I rue hvm",-hini,,:c: h.·tw..en rh" lethe centers ai is i[l..~u"u~dabove.

rifl~r~ Ij [ \\'inding "" A~m"rurc on dle L:)(I1.',

\':.'ooJ tempters [ ' O f ""ri."J' ~i:c9 arc required fC ' I I:wld,"~ rhe.I,I1~r"t'I[ trJ,e. "farrnarurcs between <''''''l'~T~"irhc Iarhe,



)~uJ. . fl ,~~!ljr;,. ; , ; : : r ~ .J ' : ". 1 .· 7 i i ~ i i \ . · . · " ~ · ! 1 1 " · ~ ~ · ~ - - tLe La.1;he w.rull! Pr~i:C~l A-tta.C;h:m.ents. ~ - - - -Miscellaneous Lathe: Jobs in the ELectrical Shop

Fii<:IHii.:!&-Rt:~wr~ ...~ rhe Conracr 1'I)im5of a Ford Tlme r :Sh~1lin the L~the,

F'J:""" 18 E-Mg"hini"l': 'ISmall Ge'T Bbr&: in the lalh~ l>:r.,lIn1il1;'c~·

ro Cutcing T ~ - C L h _

Mmd~ < ' i f hi~h ·P"~.:I M,,~I. 1===;~~~iiiiijiil~roperly hardc ned, ;}I'IJ re- .~ ~~EIl

'1"'.'# ,m Iy I!•.,,~·It],~ beforeusing,

Comblned Centc]' Drill and ConHrtel"S.i l l lk:

Us~J [or edlOC rl.r.~ ~'''rk 11,~d.;""dh,,-L 'I ,\ '~e:n Cel l L<. :.1" :3Lj, lh" I;,ti,,~.}'h.I.e "f ""•.he . n tool ~tL':~i~ h il [,lll!!u~l! . il r I lL a ;i.tr1 1" I 1 1 d .

. F ' I . ! ; : [ . I T . : ! ' 21 E N~[, 'Fii.:::i.or"!!' ' . I I r : i ! ' - : ; f " : I j

CiuIJ1",~ I)I:"Im~iilTIli I( r ! Dmrneret

t - , - L ' , . ,ifW"r~ " r r) " II "I' I'<!d.,

I. ~-.!II:" - -i t I~~ ........: IL.

L~ ~~:~ ~:~:~: ~ i~:_ - ' - - - - ' _ _ _ ; ' '- ' '_ ' _ ' . : . ; " . 0 . " " • • i~. .' in

iT'i~"""17 E-T~.t'i~~;I'ItIS~T"·i~ht ..nin~ ~Bent A r m at ur e S hn fc B ~[ w ~'. :"Centers Lr i the Lnrhe, See J Q b Insrruccton Sheers.

Fi~Ij'o!19 E-CLl,tti"~ a &mnll G!:-Dr 0,11rh,· Lat h c , U.'I,!!>:! MIII"""tt".

(1~~r CutHn:f!; Atrac hmcnr,

F.i~",~ 2 2 JS-Mil~.i 1 . 1 ~ " 1-;:",,, 5~<lt In :J . .sCL'C L.:ibllfr.

T h ia i ll us re ui on s ho w e :1 JH::I( lic.1 I. ' '' I] I in ! , !i1In.d! l:~)W.;IV eLI~! i, ,~ "~lad".

m..:1:1I f . ~ 1 1 ,III;; l••d,l,;'. f~' Du Lk ._ i. , N I i. .I _~O~ ·'MilII.F'I~ Acrnchme nts,"



FiJr'''I' nE-U",,~ d~~Lnrhc :!I~ a Drtll Press with Drill Chuck; n H~w . lSl(wl; S~"Il.J]e , .iid DtlU I'acl ln 13.I-So[ock_

F(~ilre L5 E Shows a Knurltna Tool in Or><:r;,th," anWrd: Driven,I:k!t"'~(:11c.mtl) 5 in rhe La~h;:,

rj~Lu~n E-CLutinj11 .'L Screw Tbrcad on the 18[h~. See HandbookN o, 2 .5 , "How to RUrI a L u rh e. "

FiJl: IMH E MachLnin! ! ; Sm~ll, .~\Pf.:ur,'t" \V flrk m , ~h~ f J1 3 ". " .. t" ( '" . . .II,~tChuck Aerachrocnt, S N!' B lL H ~cL n N o, 9 1 •• ,Dr~~\'·i.i C:"lIe~ Ch..,o;b,"

FiJ.:ml' 2 6 E W i n di n~ n Suira l S pr in .~ in the Lache, SPTin.l!:~ o( .. l l k i! i1 d ~cu n be ,""01J,,e! ln I'Il<!" la rhe .

fi!l'rrc- 26E- Trui n '!i the Diamerer of an A rtn~~lm, b'l' Glrim!liil~. S(:~HlbiJet in No, 91, . "Pled~lo~Geinding,"



Is Your Shop Properly 'Equippedfor Electrical Repair 'Work]

The Proper Type of Lalh,e for Electrical Repair Work111order to do the various jobs illustrated inthis Bullenn the hrthe used must

be equipped with the fQHo\\'ing features ;Lead &I~W ~ ! ld C : h~ n i! i~ G~ t ll r~ fo r ' th T : l !: : ,, :lll thl1~. T' .- . :~i . i t>~ AOI"OJrm::y 'ecessarv :fOil"nne ID;()Chr

An ~lIltQl'lat i~C,,'~ Feed and lQI'I~lt..:l:lld F~l:d" ine w .ryrk~ , .S!t-o"iI 'r Tml ;S[crk for tap, ,=r 1:Llming, !oll 'l lw ::'p.lndle for Dr~w.j n Ollit:t Clw ckiEhl~kGears for [Xl1IN!;f ~"d slow speed, uudrod work,Gr"d",.~J. c.:.", 'p"""d Rex fa. rn.~~ll;j"iLQ;iJ",~"ll> V~'L"''''' ALL~d""~I1.. IJ ~LluL."LI (""'I: l'l"U-

and tape rs , l~tirll No, 93),

Tho; 11 inl..h SuLJ.th Bcnu. Luehe Illustrated :!Ihove has allrhese f{_~tmt'5, Itwilltuke care obll, [he jliJhs shown in th is BuUc:t[n~[ld l tu n d red 5 o f oth ers,

Tille 'BuUeiias Uslted BelowSbow How to Do Important J r C l b s in

Auto Rep<'Iir Sbop&..They are Free, Order bv NlItmber.

1 No. 85 Piston &Ue~lit1l No. 93 ThcLathe3;l;aScrew~c:h.[ne, ~~"h;n_in..g oversee 3nd~9"r..;I.fI.,~ The l ae he ~ ,~[Iscrew ma(;.hln~ (or n'I~:k;T1g

I rJ I . , - - ! . ."h~d pistons on ehc l~, ~.;,. studs lind S01I:lll parm

~ , ." ~ J No. 86 Valve 8l!illeti:ll No,. 94 Tuut'l: Attachme.nt B 1 I ! ~ m e t ! i ' F . i. TIlTnlll10 ~nJ f!"'i,j",~..lve faces, Tt,!; !~~'h~Bh 3. turret ln t l : . e ,r m r T 1 , ~ "1.(;1(._

St.;a i¢tt~TI'i ng valve Hems, ,~[C_ turin!::.

No • .8 'j ELectrical Hu~WcdfiT rlI!111!!:tlmm utators, Llnd~rC\lt[[!l~ITltCIl, m~kinl' l bu3h.l~ ... ~I'I;.

tt l01 p ,f, J. , . " ',' ,_ , ......"'!o' f No_ sa Ring Gear Wo;[ ' ,k~ ~ ~ J ~ M",h.ining I l. 'fwh~~[~ for ~mr!cI!r:~ ,ring ~,,="r~~fljcl 'I'IJ;I'I!: cr;rnhll!lfl~.

1h>1. " , - 'N' '8'9 C, t';1 R <, di , .""'"- . 0.·, ~HI~,uer .~"lln[1,U,

.~~:? H.,,~t'II1J.i n~ 01'11<1 .~h'-'<i"~ c~'lin~~~OIL rhe i"thl:_

",II"I'I"! No ..90 MLlUng Atcachroent~.~~ MiUing un d h'VwtLy cutung o r.lh~.:c.:,_ hthe.

No, '9 ~ P~~h;LonGriindmg 'Bu.1lerh'l.E,d"..,,,'1 ~nd inrernal Ilrindin~ uri Lh~.I"th~,

No. 92 D:raw·~nCollect CbuckThe dr _1W-jfl. collect chuck a.Lf~'_~f',el'lt{qr line.nccurate work 0n. d)o: !~Jhe_ .

No. 95 Speci,,,J, fi~ and. f'ixhilre~SPI:1L. i.•1 i;~i!IIllIi.i {i';L.U.L""t:3- (ur h[~L~~~In~ork

0:[1 rhc lcrhc i ll man LI.(~~WTin ! , ' : operarionswhl'Ti' :" i ~IJ.lIjiI~cY Ii11l1dLl1Irer.(h~niil,C::lb~~~~~Vi

iJ'~ft~~H!mqliluri!d,

No.. 96 Taper' Anadlmenll: BuH erinf.i",.ring ~"HItllrni'l'l~ [.".fl '"'" [m ~h'i'hl·h~,.Also the PJ'8(~I.:~JU5~ of 1.1',<: center restlind follm\,c'r 'f'l!9~,

No ..97 Ch.u.iI!.k~ngWor&o'llt.he.~~hcTh" """, ,,' Independenr, ijJ"i""r'il t and(_~ml:i'l'Iiltion C hucks for h" l<J,ng w orkon the 18dli~,

No. 9H Ot~etl.illj;hc Atta:c1unen.t'$Va,[C ... . 1 ; , tho; ~tl·P.d.lme nta na ",",orr; !IV-

CLL r ;} _ I !: ~ " 11 .J . ~ ~i ~LOI ii all< a &:pl!ci~1 "Il!ch.i'[t~wc;.k,

Sou-th. Bend.725East Madison St.•

Larth.eWorksSouth Bend. Indl.;.:n~

Job Instrucoon Sheets

E",r.:I'~;<!How 00 Do the Work.s:n(lWD. inEadlL I !uUl i ilCl i. '1 ,

~I~~,

The w; : l 'r k oue -lin£!d ,iii ·~ :>chI lu 1 !r et i"~e~-f,I"i,,~dI s~~p

b\lM~p iI15pi-.'c ial Job 11'1-

;. : ' I i i i : e-u ;;:t ~Q"i.

Shc:~t~ sup-

~Jil'll ...ld , i ! ; lChnttnchm enr,m3king 1 [~;lI~,!,

~"r ~~~mechnntc to dothewerk.

H"w" ~"<I Lo,h. n,.-l"il'~fd If r " wul-. l.lIrkjli

' Q ' r , !L1!~=ii.;;h_ii'I~lljt IJljiii~lT1~'

1925 - south bend shop methods for electrical service stations - bulletin no 87

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