J 

REF ID:A521681 e 

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861 ~-<::86,fi ~ 87 ~..J 88 /~ /J9 I : 

: § 87 ~ 881'1 8!//. § !)0' ~~ 90 126 / ,.-26 : 

I ~ - C = : 92 : I 7/ - - I """(._ , 

I t ~ .._ = l ~ ........... I 

, t: I'-. I= I'-. ~ ...._ § t'-- ~ '70 -,- I 

.5~ E 66 § 67 § 68 ii 69 1 ' !J3 -31 : 

: 6 /E 7)5 8 9 io : 

!, 72~i~l?~Y'j~75~76fu _: 

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REF ID:A521681 • 

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REF ID:A521681 6onf'idential .. ,... , •• i· I "') ···v •·. · :;....~v\ ' i;.~.1 r r;. { 1 ,,- ~:. \ ~ · 

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. . l'\. • k ... ''\ Ir·•" '

1 

·-. ·d,'-"· \,,.t'"<;'t •. U.1 •\ ... • ·J •A \!I 

'T'hio 1n'fontion 1.'ffl~t.fls to cryptoprArhs rind 1o nn improvomant 

bl!leed unon thn auhject .. MRtter of m.y prior appUc""t1on Seirhl No. 682,0~it.\, 

tiled . .Tuly l!fi, 1033. 

In sflirl "PPllcP.tton ::nriril r~o. 682,0~6, I dlaolose e oryptogrnpbio 

1yeteJQ end mec:b8n1err, tho bomi o renture or which 1e thtt provllion ot lll8an1 

to'l' aper1od1011.lty oontroll.inl!. r. set of juxtaJ)osed aw1 tching or a1pbtitl' ooamutstore g1 vins cryptoRl"Apht.oally a onace4e ~ffttot. In thnt ayst~m the 

111san1 referred to involves the usf'I or A. e1pber-key trrmsmittor through 

which a perton:ited key-tnpe ls pP.ased. 

The obj8ot or this invention is to oontrol the juxtApoaet 

otpher oommutatore by m~Rns or nn neaool~te4 88t o~ oAm •heels of 41trerent 

Hameter•, thuA cUspeno.1i~g •1th the pe1•1'orflte4 tope rarerred ~o abow. 

The inl'enti.on in illustroted 1n the aooom1mny1ng drawing•• 

ln whtoh & 

Yi@. 1 'e n sohf1J11Rtio diafP"&ll or the meohan1111, 1nolud1D8 a 

eet of fh~ cAm •hf'lfllls oontl'OlUng e oorree'[lon1Ung number of eleotromagn~tte, et•pping de•toea for efrRating angular dlapl.lloe:nent of t)ae 

aommutatora ' 

. I 

Yi@• P shows pRired oirau1te corra~pond1n~ to n ee~ of tau 

o~ wheels for electricAlly ooniroll1ng the t1v8 clAotro-IBftgnetto. stepping 

deTicea or il'ip. 1, togAthr1r w1 th a111tohinR mearta ror tnte.rohane,tng the 

eleotr1oftl conditions aAt up by th9 oem wheels; 

.. · .. , 
REF ID:A521681 

l"lg. 3 showa I\ dtt :.nit or onn or thft cem r1heels s n.nd 

rmode Of 888embly with thfl 'frhf.Utl. 

are well-lr.nown 1.n 1~ "'rt Rppl1eable to mod nm crypeor,%'apha •ploying 

rott-ii~ble olp~r oommut~tore: The n1.1mnral l genera.Uy dealwiP.tea a 

eet ot oont1Jota aorrl!'lnponding to c~inreot<'r el~mnntu; \he nwaeral a 

genernll1 4•e111:rurte11 A benl\ or rnoordtna or in~to~ting devtoea whioh llUll' 

hk• the rorm ot n atit or r.lr.tp,nnto or fl prinUn@ ir~obenlw. or a sat ot 

s:lc.'j11 lamps to in~1cnttt by 1llmn1Mt1on of aupflrim.poMd lfitt.ering the 

oheJ"eoter equ1YBlente resulting rrom op~rntion or the koyboards the 

aameral 3 eenerAll)" d.oa1f:ne\tes 11 set of ju:xtapoeod, rotAtRble circuit 

obangere oona\l'Uoted in th~ form ot evitohing OOll'llllutatore oommanly oalle4 

OiJMI' oomutntora, aountsble upon ~ oonaon abaft &!Id arrenge4 to rotnte 

relaUTe to one enoth~r nnd to fixed P.nd plAtee, ln order to provide a 

lorge nwaber or "VOr1 cble P'-' tha for th.-i pftt~ange or nn 0hotrto ourren\ 

npresenttng a meaeegft ohnrnctflr sst up on the keyboerd. thft exaot. path 

traTtlreed in en.oh inshncfl being <!flterminad by the relative roiR\o17 

poatttone ot tb.e •holfl aet of cipher aCl!l!llutr.tora fllnd ea4 plet .. a a\ th&' 

inaten' ; zu11noral 4 g~nen1lly desitfllf.ltea B Ht or stepping lleobanlmt• 

tor etteoting nngul8r di1placernenta or the cipher oommutRtora. The 

eeaenee of the pres~nt tn•~nt.lon conaiata ln the μrovlalon ot aoana, 

.··:.· ... ::_.·· 

. ~- ... ··.:_':. 
· .. , . . . 

. ·:. :~·~<:· 

·, ; ·. ,·. 

I ' ' • . 

·, '.-.· 

·- -·-----------11 

REF ID:A521681 

ill41o•'•4 r.enerally ot tl, tor coatrolline: theae a\epplng ~-~.baa:iw ·: .. ,: . ; • .. ' ::; ··.,· ... 

tbro\.ah 'the:tn.ti@!IQQdlacy Of ll aet Of pewla 111t1d l°&tCh.r.ta. &ad OQQ.Weela 

eseo~date41'.t.th tho rritcbeh, t.h• come optill1r.g Fin<l clo111ng·oirou.ttatoit ',· .' - - - .. 

opO,r~Ung ~. elociro .. mt\Rnr-t!anlly aontrollt1d utepp1ne m11ohQ~.ui•• .. - . . >. ·~:./: .. ·~:·:'_= .. :': :'.. ·: 

., 

-The most 1mpol'hnt eleMD'• of the oiphGr aommilta~ol" ·~ntrol .... .• .. ·:.-· , .' 

· •••lf &;{ere es tollo••: .A aet of t1ve eftll Wbeele e,·:9·,.;·a, ···~:·'.04 

10, • ~~·mo~~& . upon a oe&wn ahatt '71 upon •htoh \bey ar.}ii1·1~ia~u.1 .• .•'I •· ,' .. 

,• . r:ree io rote"te. n11tdly rtxaa to eAah csm wh&al era the r9.apeatt."9 :·: . ~ . ' . . : . : 

_. 

-~·Ii· the. aooon ot B'lflglleta ""· '18, '19, 80, end 81. 'l'beae -P••• ~ 

t..0~•'94 ,\J a a\ or otrcui ts bHina a oommoll eoa4uowr l.M, i.a •hloh 

la iue~-4 ~herBBl kaybnu4 oontaot 34. Jtuoh iratobst he.1 a 41fterent 

IWaber ot '~tb rn~be nllllb~re pret'~rebll' being pl"ime to one uo'!Utr~ · ·ror 

., 

ere ot Taioytna 41Mi•tora and !wu their per1plwr1•• cl1vicle4 UJ. lato 

aum'bere of eemaenh oor.t1tc-~ad1ng 1f1 th th" numb•ra or teetm on the nt.aliet 

w wJatab r.a.o.ia Of.Ill "benl ta et~ached.1 IQ tbat., tor enntpl.G, ~~ vheel t 

haa tt• pert~h•rr 41'dr1ed up 1nto 61 equal aegmenta, cam whet;i'I haa tta . . . ~·· ~ .. . . . 

.p8'1pl:le1'J 4l!lded up into 50 equttl IMtfJU!enta, and 1JO on. ~-; .. -;~~A'• 

_ .oa_; "be .. wrs'I · q• wheel• are mode or equal uasular length:}~~}', ;~, · 

-~~'.~ pu~~-.-~ tb•F "" nuaber-4 ao 'hat ,. eei of ou_.~.i~·:·~~-··.· · .. ·· : .:.:_t, . ··~:.~~ .. . . :~.~·~·: ..:~ ·.~: .~~ .. ' . . .. 

\e •l1Pe4 to a benoh •rk aoooiUng to a prear:ran~ ke7 • :·. Tbe •epenu 

ot.· u'oh oa: .... 1 are alotte4 .. •at, at 301, and into t~eae •lot~ are l1l•· . . . . . . . . ... : . ~ : -:.-

. .. ·;. . <. 

.:· ... : .. 

·::: .. · ... ·. 

: ~;-.. ' 

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REF ID:A521681 

tl1'GWL\'e upper.· 8Ul"f8 GeBt SO thn t 'llMD 1naerto4 in 'bl elota theee. OUi'ved 

. . 

1vtaoe• pro,ecst above th., r.111 or Ute 11;te~l en4 runotton a.s ona. It · 

· •111 be~ \mde!'~toott tluit th• othcu• aagments M'fo th«t1r aurtee11. 0o1net- · . . . . . . . . 

· tent or tluah:·.·.11'1\h the 1'9Z'iUtel' or outer t'ilt aurtoae ot tha· .. Out Wheel·. 

fte d1atr1bUt.lon Of' the BS\ld cam pltttea wh10ll 81'9 to be 1DHJoHd'. .. tn· ' . · .. · .. 

... oh 0811l Wheel in ?'ftletion to the otner ••gmental eurtt1aea o~nathuiiea ' . . . . 

I .: 

.... ··' 

oae or the •lemnta or 1'.hA cipher kP-y to ~he &J'8tet11. Theae ·pletea 

'4>10,her •1 tb the ret'!ftlning a&pelltf'!l ~lemnnta ot the wheel• aonttol 

~~tact le'Hra 50, 0? • 88• f10. ~-r.t'\ ao r.nd their reap9CUTe OOnt~Otl 

·::-~·--1!..;. 8'1'. Mt • eg• e.t1d 00' ; thAt is, IJilblAI\ fl :plate wt th I :~::eurtaoe '' . .; J. !"''' . / . 

11'· preaentod ~o oon'tnot l~ver 86, tor ttX&ml'l~ • thq com ectioa eenee \o ,'.. " ! 

a~~- 0on'8a\·:·8d' , o'\hArwiee tbat eontac1i nutna Ol"lll• Ooat·aat 1eTer• 

aa. at,: •• 8 ••. and \lO ooutrol 11tepplag macneta 11, 12, 13, 14, e.D4 lli, 

·· ·~~b'.)~perai•'·,· the· stepping uobRniam1 of the oipber oom111Uta~~ro·, in a · .... >: .. ' ·.:· . ~; . . ... ·~ 

Wl.th tb.e erreneament of cem wlwflb t'hown tn l'ig. 1 1 the 

"71WSJ'8ph1a. per1o4 of tb~ aesemt3ly or o1ph~~ 00ll\!IUt11tor1 .l• equel to 

t~ pJ;"QtlUat or . the SlU:mbttrS Of teeth in thA set Of' l'f!I tchete ~8, &' t ~t 89, 

an4 _'1(). In t~le oaee, •ttb the numbH•e or teeth being Cl, DO,~· .~o~ _4'1,. 

· Jbe manner 1.n 9'b.ich 'he syst1t111 a.it a trbol• tuncV~.~- •_ill. saow 

be 4~~~ibe42V·'the ttret step. or eour8", te to "' 'be 017~~-~~~b .. '9 

'2ae Mft4eterm1ned k•1• Thi• ooaprf eea ,b.e tollo•i~ elemen·t.•.r . tbe. bol'l• . ~ . . 

sontal peniutettoa or srrenBomcm\ o:t otph~r commutgtor• on th• abet.ta tbe 

1'0\aWZ7 al1Pae\ ot the 001111Utatora, aecor41q to a group.·~t· .letter• 

1llsned on a ~euoh DIRl"kl tb• exeet d1atr1but1on ot the eltdable pla'81 

',:;-:. 

:-·.: 
! . 

. f 

,· 

,' . ~ 

. \ .. 

: i _·.·.· 

•' 

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" ' 

. ' 

REF ID:A521681 

l!ul:reoter• eltgne4 on e bftnoh mark; tlnAll71 t.bll orypto~rRph ie aet 

to tb enolpbering posi tlon. \\'hen the key aorreKpondlng -i0·· "A" 1a 

d1p1t11ed on tbo k@yboard a ourrent flows from battery 46, alo~ '. .-: 

... : . ~ . 

'. ·. 

481 oollduotor 60, oouteat1 lil on •h• ll'~ft end plat~ or th• ·olp~r.. . ... 

OOlll:utatore, them.co through tho oominute.to~a, $ruergint at contaot ~2 

·on the rtsbt e~(l pbte, eond11ctor 5Z, contnota 4:4, SS, eona\iator 45, 

to· lap o:r tn;d1ont1ng c't.evtce "Y" • oonductor 64 b11ck to batt.erf46. 

Upon release ·.ot ke1r "A."~ Bnd et the fJDd Of the return excuraiOli:' or bmok 

· '~"b or·& un1Tereal ber on \he keyboerd, universal oontao\ M ia 

0101~ u4 ~ 01 rouu ta paaaed through tbe set or mqneto '1'1, 98, "'· 

~ I '·, •. 

.'• 

·~l'4 • ·: ·, ~ f • • 81, • o~uains 'I ' ~he pawls "~' '15. 74. '15. end '16 to ec\ '•' .eo 

• ,:. • ~ : 

. 

,'; 

t~, ( • .. 

• 

~ 

wheeli :o, '! t ·a, 91 and 10 191'9 advanced one step. A alqle ~~~· Ollll. 

ot 0~1e be ueed for 'fJhil purpo• • w1 th 11ocbaniart.l naean1 ot atteoUq 

••O- JB•l. 'fbe unl 'f8r118l keyl')O&rd aon\aot ciroutt inoludea nlay 91 

whl·o!l. ocmtl"Ola aontaot lever 92 and contact 93, whiob ts in the' ctromt 

aoll'roll1ng laftenets ll, 12, 13, 14, ftnd 15, ao tlult ourrent oeD paaa . ';".:. .. ;. :: .' .. ·. . . ' . ·:· ...... 

. nro~h tlin ~Uf'.'l" mal-!nflte only at the inastsnt when the unl~~ree.1.· ·~a'8o\ 

t;,: ·. l•'.oiO~. ·~~a..· ~he oaa wheel• a, 7, a, e, and 10 are a.4~~~~-~:~ne.J1tep, 

.··a -~~:;·-combS.nJ:~~on·· ot oparaU'fe ~nd taoperattv• oontao' · 1eri~#..'.,:'~~··:·1~/:~ · . I' :.;-. : ':'..:':. . '. :: ~ <· ;: • .= ..... :.·"; '. .', ·. 

,1m4.:ot open ~hd cloefJd oonteoh so•, 8'1', 88', 89', and vo•/::,t·a. ~'8t up, . . .,. 

. , .. 

. ·, '• .. : ~ .. ··.·:;· .. (. 

!1, 6 

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: ~ ~- .· _:/: ·. 

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REF ID:A521681 

•,. 

. , 

.•,.' ··. '·. 

·.'.I '• 

The oipbei• oaau~a1\0r9 ......... · - ... / ;'.i·.:·::: ~ a4 the aea Sheela lll18' Of course Rlao be returnttd to 'tbe1i/:1ni1;~i 

. . . 

ewUch Jla1ie. 94 to tbe deoipht1r1ns poai ti on. 

po•tUoa an4 arrengemoni 111 eDolplsertn,,;.. I• 16 Wlneaeaeary. to .\raO* ·. 

,. deo1phertq cirou1ts through, since th1a phaee of operaUoJl bt . . . ' 

.Ua' ot a "wr•tns nitch la well known in the art. ·. . . ·~·· 

nUohboard 100 wtth n pl.u~ and Jnck "rrnngel"A8nt f.or oonn90U.na OOll• 

t&ou 80' to .·90' to magnets 11 to 15 1n any one ot l!O 41tto~ai. P9r-

:••ti•··· .·~_;·;: ~~;: . . . '·.:'·-'.·~.::~<-.·~: .. ·..: .- . ~\. : .· .... · 

· ·xn ?11-t. l I haYe abawn en aseembly ot but tlft ·,oam)ihlei.a1 : :· ~ ... :~-·: .... . . . . . 

OU ·t~~ eiaob o1ph11!tr CODllDUteto:r. n'ut 1t 18 r.edily poaa1bie: '° MW ... . ~ . 

eat.of "ten cam wh.atlla which cen 'be eleatrioftlly ooah11'S84 into ttw 'Ptllr• 

· to csoatl'Ol tbe tt-.e Cliptmr commutatora. Thia ts ehon aohesl&t1call7 l• - .' . .· . . . : . .· 

. rts. a, 111 whloh 11, 12, us, 14, and 15 ere the atmU.erlJ n ... r... ---'· I ".:. . ; .,:. ' -~ ' 'p· . , ;,;~··:,;-: :•._ 1\:'";t! :·,, t: : ~ . .-. . ' ;,' , 

· . or N· . . i. r~~ . aontro111ng the 1tapp1n1 aeohani•• or. ,be oit.~~:·:~'*"· .· .. , .... 

J1oll'-ot. lave~· :BS te the aue aa tba 11a1lartr nuabaJ'd4 0011.tao_-:::;i,.~~~· ,ot . . :· ,'. -\~·.~' ' . .·:.~:·_.. . ·. . . ' ·~;;~·}/(:i~.;->·;;,~.;~: ~ .. ;: _:. ·'.>.: . 

ne• :.1. exce'P1 ''TM'' thto levor 18 now 118ll001ated. •1th two ~ta.ota·;' .•.. · ~ . . -. . . . . . . . . 

low,i- on teet·. 8t • • ...gl'ISns t wbt oh 1 t noru.11)* ·net•• eD4 ~D ~·~r: 0oaitaot ·.: 

ae•. •hloh lt. touohfl• when e. button on the eaa •heel ta pre-~ntea to the 

ooa'laot le•~ ae. contaat lenra 8'1, 88, 99, and vo are ot tbe .._ tom 

.. 

~ .. <· · ... : ·. : .. .'-"·.. ·. . . 

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. _ .. ·r::, .. .... · ..... ~ ... . : ... , ~ ·. ' 

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REF ID:A521681 

a.a con~aat lever Ae, 1;nu s<'rYfll eim:\lP..r f'Unotions; they are· ~mologou~ ~i) 

' ' 

to a1m1larl1 numbAred lenre or Vig. l ftnd., like eontaot le'fe~~ 81 ot '1g. a, ... ·, 

they are esob aasocteted .,;tth pftir4d contacts. contact le'Vftral68'• .18'1• 

188, l8D, and 190 r.r" fhe add! Uonal contact levt?r& dml~e~ io ·e·e·, .8.7, . .. . . . . ·. . . ·. . ' ~ .. 

se. a9, and ;~l they are P.aoooi&ted with and Opt'lratod by ri~ addiUonal ' . . . ·.·) 

oa wheels, :~ that there ore now ten earn wheels an'l ten ocinte·oi ionrs • 

. Xt .the numbers of ae&«11nto on cam Hlleels 6, 7, e, 91 nud io: ~t .. rtg •. 1, ere .·I • :.'~ ' •• • .... ;'::: •• /. • • '., • ' • 

~8 indioeted·be!lfore, n&mely, ~l, 601 49, 4'1 1 t'lnil 43, the numbere ot HpeDtl 

· · on the mddHtonBl five cAm wheals •1• tor eum:ple, bo 41, .. 3'11 · ·31, 29~. 'an4 

2~~. ,'the OQl\plete p~rtod of the Whole :1yot6m Of OUl wbnele.)n '

0

'G)J.1a' US9 ' ··.: .. ~ .. ·: . ·. . ~- '· .. :~.:·~·· ...... ·.·~:·:; .·· '.· '·, 

wo11l• be 51 ~ 50 x 49 x 4'1 x 43 x 41 x 37 :x 31 x 29 x 23. .~·(.:.:: . ':· 

In F1R• 2, the •witobboal'\\ 800 aeJ"MI Ra a.·· TMta~.• toii 

1n,el"Oonne·o•~g tll• ooninot lewH 86, 87, 88, 99 1 VO, 188, 18'1, 188, 

18Q, and 190 in pairs, en4 by a multitude ot dU'terent arr~naein.nt•~ eo 

.... 

that tbs tive seta ot pal1'94 oontRot l•vera oontrol the tiYe magnet• 11~ 

11,~151 14, and lC bye paired relationship explained below~ ·;or e~le, 

•• uteroonuete4 in 71g. 2, magnei 11 le aontroll•d jointl1.·.b.r. .. ·aonteot 

··.· . . . l.wi-1 ·ae enO;:· 19'1J PlnF.JU•t lP. ii oontro11e4 301nu1 bJ eontact lnwa 188 

an4 1891 map.et 13; by 90 and l81J magnet 14, by 88 end 190f .~net l~, 

'by 8? and so.· The HlAY 91 in Fig. 8 1a the eeme es the aimi.lerly nWllberet 

·relv. ill Fig.~ l .111.nd MT'VflR tluit aame function, nlll!Jely:, to app1.T'>~tan•181 . . . -~ . . . ; : . . '.: . . : : . ' . : 

·:.·to,·~ 011-oui''.t:i, ciont:rolled by conte.ut lowr1 ee. 87 ,. 88, 89/gp'.;.:.186,: l.$f, 

: . ·:-.·">~' . . :.~.~~;-·.· .. ·. . :·{~;:~.- .. · .. ~:~-> ... ·:: .. :-- .......... ' 

· ~, '169, 19<(only on the beck stroke ot the universal bF;J' ci~ ... :\~e .kaybo&rd • 

.. \ 

. ~: .. . : .. ::· .·:: 

·1 .. •: 

.-'C::. 

:·:·. •'' 

· ... 

··.··. 

·:·.:: 

8 

,. 

\'.: 

.... 

. ·~· '.- ' ~ : : ... · . \ '· 

: .. ·;_-_':·· 

. :-.:~ ', ;· ;"· ·. ', ..... ... ·. 

:·.:."·! 

•'· 

' .. ~ . ~ 

":· ·. 

I·, 

. . . . . ~: . ~ 

...... 
.' ~. 

l . 

.. ~ 

• .• •• I_ / .L .. 

:.: •. ·! ·' 

,.· . 

. , 

'. 

. . ·:···:·. 

· .. ·. 

. . . ' . 

REF ID:A521681 

The mAnnar in t1Mr.h a mni;rnet ll or Pig. a, ror ax&iapi., le 

coatrolb4 by)to ie~porar1ly aeaooieted contaot lnRrs, ln tbt.,• oeatt 

.·: ... 

81 a.ni! 187, le a11 tollo11a: Suppose oantact le-Yer 96 1• tst l~• lower . 

poeUi,on,· agoin•'. oontect 86', t~1·e bo1ng et tbn~ lftOfftnnt 01( tb9."pQt~hft1'7 t .•"• I•• 

tba~ ia, no· ~ aurfAa• 11 preaented to oontl!at lo var 18; that at'.th• ' . .· : .. .· .. . ·. ;·: 

'.._ moment 'oontaot lflver 189 la 11t its Gpper pedtton, RSB1nat· ·1,~· upper 

~- wbffl 11 plate whlob bear• " p1'0jactinc ca a\lrtaoe. /.. iJ.ivoult le ea-

,·_:·-: .. ' ·: . 

teb1iahe4 :tbu1u bat\ery 33. co.n6uowr 126, a an ta at lel'ftr ~-:·Gt rela7 

.ocn.taot ~, oonauotor Me, contaat 80', oontAa' lever 81, ocm4a_otoJ 189, 

fled-le·_. oGllduowr 128 or 1wt to?lbou4 200, oon4uctor ln, tbJ"oup mipe' 11, .,• '• .. 

0011&11owr !Zo~ ~~Ible oon4uotor 131 ot awUchboard 200, co.n4uotor 138, .. ·L ..... . . ... · .. .0.-ot ".187•>>aaataat which oontaot le'ter 18'1 1• now iteaUng~· .. ~Ozl4'uotol' 131, ~ :-. ' .-... ~ . ,\ ::,·>·:::~·-.. ·· ... ·· .... ·~· 

. . .· .. .. 

"••4'~ to ~att., aa. Maguet ll la onergtzed. J'i will b• ee~~ll~.~!ia' mas1aat· 

U .:tl·::.V.-jeo\ ·to foul" oonc1U1ona 1 • • •, • I "I • 

··.·,. 

be eetti.bliahed th.rou~h ruagne• ll, ~oauae ~~~ lever• .· .. · .... 

·.' .. ·. 

.· ... 

le"Yel:' 187 ia making oontna\ 8t 18'1" • A ·oirau1t. w1li 

be establiehed through magnet 11. 

· .. , 

'. .·.:i· .. 

·.··. 1.,'. ···:· .. ~ '. . 

.'·· 

··)_:: .. ··· .· .. .<·-~ ..... ·. _:-' :·; :··. . . : .· .. ·.' 

' . . . I . 

··:.· ., . ,.·· .. 

·. ::: ·, • .. .\ .. 

·.· ... :: .. ~ ~ . ·. 

i. 

·:i:-· .. _:··. 

.·. . :.· 

I 

·: .·.··· . 

• \° : 
; •ti~ I • • • .I· 

,. ''•. 

."=.· .• ( 

.. ·. j .. :.-;_ : .. · 

'i'• 

;, 

' ' 

··:· 

. ' '.·•. -; 

' .. ··' . •'' .. ,, ' 

,•, 

L,., 

' ; •, 

..... ,·. 

'•. 

REF ID:A521681 

(8) cont~at levAr 86 h making aonbot at es• ·.•h•n 

. ·, .. oontaat l<ivnr 16'1 1s makinf: contee'C at 187' • 1.· .·., ·.;'· . 

. '. -~: .. : . . oiroui t •111 be eatabUehed tbrougll au;p._t 11. 

./: ·~··\ ... .•; ·. ; .•, .... , 

. _·,; 

''.l'}: ·~·~,· ,• . 

·.: . (4') oontnat lever 81 ,. -.king ooaiao' a\ eo•f:: ••• :· ' . _\','.·<.:·. ·:··.1:·. 

oon.tae' lewr 18' ta making oontaot ···~189• • Ro 

. :~ ·. ' ·.i,··. 

•.:. 

oiroai 11 1• established through uf';rlet .11. ~ ... 

' ' 

fte aame ant ot tour oondl ttone eppliea to nmpo:t• 12, 18, • 

14 •. &Jl!S 11::.:.nd tbelr aaaoo1e.te4 ccmtacit ·levere an4 oGllte~~-I:<: :: .:·. ··-· .. :1·· · .. . :· .. · ..•' ·!·· 

.·. ·.' ·. ·, 

Br lntarot.anglft6 tb.I) oonnttctione •atebl1ebec1 ar··ew1 tohboel't ... -. . . . . 

200 greet YU"iebillty in eleotrical etteota Of thft Bftt ot o01l'80t leWN 

. ·tn J'le;. 3 1.a ebown e 4etfllil of one of the oe11r.~~a~·:W1'1l 

tu '10'• eo1. rMOve'tile plate• SOI, enlS ~atchet sos. ' lfb.~~·~~bie 

plate• IOI are pl'O"fided with spring1 804 1 30& to bolt the;·pie- in pl•• . . . 

·:.' 

wb.en ta .. rted tn the alot. 

' Chal\€f>D, modlficationa end e(luivaleni u~nt1 ere· 

. ·~'81!1pl~te4 within the aeope of the SAvellUOn 88 4et1Jl~·.~~ -~·· · .. . . .. • 

. . ' . : .~ 

4 ' ··~· ·-~ ' ._ .... , .... 

: '. 

10 

_, . 

. ·1•· 

·:~ . ..... . ~ ; ·: . 

. · ..:·.·. 

,, 

. g.x~ .. ~\" .· . J ... 

' .. -.: . · .. 

-;_ 

; . : '' ·: . -· 

. . 

·, 

· ...... 

·~. 

.. --~ -··-' . 

. ,··: 

, .. · 

... .; .:.· 

··,,.•/ . 

' ' . :_ : ... 

'j· ' 
REF ID:A521681 

I clBlm s 

and &Aid atw..d 1n1r i;o.lflmants i A 19At of. cttm-hMrin~ rotftt~ble m~bore; 

means fer- e.ngulflrly-dtaplaalng aaic1 m.embeitra upor. Of.tllrotion or eeld 

keyboard; ft s~t of cont~ot lAv~r.a and nsaooietP.d oont~ete controlled 

cmt-bal'trtng memh1lr& to ttl'foct por.cautat1 vo • ratop-wiae dhpll'lCOl'!Y.'lnte 

ot ihO eommutetors. 

ab!e onllU'INtntore tor "fftryin.s the conneotione between the keyboard 

elements Rn<1 Mid oignnling elem.nta ; a aet ot' aem-bearlng ••bera; 

oomnutntor.s. 

elements f.'lflfl oorr.,,,ron~tr-r '' fnnllr!f demonte "l"ctr1celly 1nt.er?'t'lete4 

therewith ; mtume oor.Jpr1.ninf'. e e~t or juxtftpoeed, rotetable CIOmm:&atatore 

\' 

_ ... _, ..... ··::· 
' J, 

t~·: . ,, 

f 

i 

~·- ... 

'· .. :• .. . ·.: "·· 

'',I• 

.' .'• : . . 

' ., j. ' 

I 

!." 

'."'.: ,.,, 

. f ' ' 

. . I . 

·, :.: :·, 

'·ti 

I l.'.' 

' 

.. ~- ~ : '. ... 

' .. 

. ' r_ 

.: ~ .. 

~ I ' 

... 

; . . i .• 

,· ·· .. ·' 

· ·.· ; 

: i. 

REF ID:A521681 

tor ~nrySnn thR r~l~tionsbtp b~tween th9 ksybo~rd olomanta tm4 i.a1t 

•lfDAlint ale!llf'nt• 1 a set ot oam-beor1ns rotetable ~r•s meau . ,, ~ 

.fo~ eqult1rly d1ep1R"tna ee.14 member• upr.>n optJration or .~·H .. l:e~; ' . . . . . ..... ' -... . . ~ . . ' . ' . 

8114 .. ·• ee~a.e or co?JmUtator stepping meoh"':nhme, th('! een~btt~·rtcg.mtliaben 

~,in~[e1.~·~ttoall1]e1aoo1eted •·1th .the ctOlml\ltetol' 1tepp~l1,i·~~~lm!; ,· i .•.• -.') . . . . .... ~. : .... ;: .. -~_-... ~·::" .. ·' . 

to etteot<:.panmtetiTe, 1hp1'tae 4laplecH~81lt• of \he oommittetOr•··. . ' .: . ·'. . '.-, ·. . ..... ' 

.. ·::.-1.- .. 1.:.· .. i.' 

. . . . •· In a emtogrnph, o ketooal'li comprhin~~;·~b~~~tQ! , ... ·.. - ·.· 

el..ent• a.rA ooneupondiag •1EJ!fll1t.e eleuaia el9Ctr1callr tute...;. :::..,.:: ~ 

·ooameo,ed_'Cherel'fith J m11ua ooin,pridntt a set of Juxtflpoaed, rotatable 

oom.uieiora for T&t;rin;: the oorm.eot1ona 'beween \he key'boal'd •l.eloe'ista · ·, 

·lad uid e1HUali.ne tleolenta c a plun.lHy of ••'• ot Oflllt'!oboal'ln1 .,otat- ··:.~ · .. ,· .. .... 

able 11111be»• 1 mean11 ror etr.cttn,; etepw1H anauler dhpl • .._ta ot '·. ·' ··i·· . :· . ·. 

' ' 

· n14 oam-'beerJ.Jaa 1111mbtlre wt th indh·iduol 4appe111ono ot tbo k•Y• ot • • . .1·,. . . 

· .. !4. k~7b0°~1'4·r· en4 aeaua O?Ord1:nattng 8816 tH!tl Of Caze.~eertftc neS'bti• ' •.·. . .···. 

·. • lo:;etteoi:'~tll\l\aU'ft, i .·,·\.. :. dep•iee dleJlaeeunte ot the co~~lO~•·· .• .' :·.· • • 

-~ . 

. -.n-,ith:f 11eana eomprtaing a Ht or ju~apoae4., ·l'ctteta•1•·,oimaiatewn 

, tol':\~ri1~·~~~- GOnn1HaU0Da bo'•een ihe kepoart1 el~n~·~~:~~:''.::~14 .a1g-

. ;. Mllua el~ta ·a a pluralttJ ot oam-becarlng ·aol!Gs•~•I •·.:t,~~».tteot- : -'.:·.'' ·/': '. . ~ '.· . ' ·~:';::·>.·:·.:: '. . . ' 

~,·awpwt~. angulll• 4111pleoeta11lb ot aa14 oam-boarlng -~ere wt th 1n- . . ' .... 1 ..... ·.:· .. :. . 

4S~~Qal Jcei,: optn•atton ot sa14 kefbOe.rti· a aer1eta of ~~-~r e.teppinc ':.; '~-: ::~:_.-·. . . ' •• --~;·:' ·• . ·• ·.. ' ··~~f"(: ~;· • : : . : ·. ·•. • 

•obani111ns eaoh f'Ollt>rtalng ll1l 11111.eotro-megnet anl1 an neaooiatoc\' ratohe' 

. .. '• .• .. '. 

': ·. 

., 

-.... ·- .. ,• 

.. '· ·~·.· !, .. 

·· ... 

. .... 

. ~:: 

:.":: · ... 

\)I 

:·.·.· 

.. · . ...... 

f •• : ~ 

.. · ..... · ... '' 

'1,. 

,. 

'' 

• '':·; ', •I'.: ~ ·. • ' • 

·> 

•·.I:•.:.,··:···· 

. .. ·• ~ ' .. 

:) .. '• . 

.. .. . :.~. . . .. . . ~. 

'· .. · ... ;;·, 

.. ' 

: tl 

•,/ 

... . •;. 
., 

' i. 

' 

: : . ~ 

'. 

•. lo" ' 

.. ]' 

REF ID:A521681 

. . 

and pa.11!1'; u1oh r~toMt Br1d pnwl nc:tu!lt1ne t ts ~aaoo1et.4 ~~etor. · 

thf!I eet ·or oOl!'.rnr~n tol' atnpp1 ng meoh!lni ma bo tng con troll~11 by ~h8 

otd oo~beel'1rig niernbere Aeeooteted H a group and coo~dlne:ted oolleotiftl.7 to et.feet permutative, stepwise t!ieplaoemente ot ~~··~~-tore. . ~ ·': . ' .. ' 

.. 

t~e pE&rlphery ot euch ccm-bear1ns member 1e d1T14e4 up into equft.i;,. 

8)&0$4 lt#J'Dlllnt•, the cumb-..rs or eepents on tho rospecthe ·:.oa:n .. beer.1q 

1111:9.mbors ~eiag p:rtme to on~ 11nother. 

'. 

' 

"'.;. 

·~ th1 -.ana ooc:i11r 1t11n~ e set or. ju:st&pootd, rotatftble .410&.it& tore. tor . ' ... 

~l'JUr. ·the oonnectione betwaen. \he keyboard element• ad aai4· at&nal• . . . ., .. 

198 elemnte ; a set or comr.mtetor etepptne m~obflnt11111 4d~·i1'ona1aa :-r. '.,':"'.:: ··: 

the ntllllbetr of' 11ef.d oomrmtf!tore J • ni ot .a0ntaet-'1evara." 

' .. · ·• r. 

'; .. ··. . ' 

ta·: wmbor to 

and eaaootate-d aontp.c.ta oont.rol.Une: thf> opel'ftUon o'f eat.~ aQ'DllRlt.ator 

. •· .· 

11tepping. meohftnhma i rot~tftb].9 ae~benrint;: members tot" ~pe~atina sa:l4 

. eODtaat 1~en 1 Rnd mm.ne tor ~ula:rl;y displectna 9ft~·.aq..bec.11lg 

~d)era. J~on •11ocea&1• clftpr.eeione .. ot the keye ot eeti;~~~~~ ,•.:I· •. • 

ii··.''.·".; . ·It. . ·.- .• • 

. ·:a~· J. meah1mba ot thn o?m::aoter deecrtbed lu 4l81ija 7 UL 

l.'f ~ 11 .. :, · "' · : ~ . . · c"""'- p ~·~~ :/. · · , 

·· 6 : .· ·.~~Oh the(:numb'i'ra or [!lrur,.,.Jon tho respl!ot1 ~ oem-beer1nit~b~ri 8"-. 

. · .... 

.. :· . :~. In a oryptogrepb ot the oharaoter deao·r1b~~ ··~bo ooabtut.ton 

~ ~leol'~oellrjNlated 1ce,.-oari ela1lllt1 Md ol.pallng ,,~1-11\a 1 a Mt 

·.' :. ·. 

·':-.· 

·.• .. 

... 

. .. 

·. ·.· ·::·:: . .. ··.·• . •.•· 

.·. ·" 

· .. ·.· 

·,: 

'·' ' 

i:.· 

:···.: .. ' 

... I 

\ ... · 

' 

'. : 

. 

~ . . . 

.. ... 

.... . .... . . . 

·.:.-·· 
.. ... . ~· . . .. 

REF ID:A521681 

ot JuxtallCJaed• rot.a table oommuta tors r~r veryim1 the relattonahlj,, 

bet11oen .the ho acth ot elel'l\enta ; a eariea of OQ.alt.imtator atepp1q 

_ae~han1atts ror d1&plr.c1ne the respieot1 ve OOZll!llut11tor1 1n·. e atept?t .. ·· ,. ·.· :·· ... 

iaBnner ; :'.:e set of ae.m.-beadng Jl9mbere r.or controlling tbe ~m11tetol'. 

•topping ·~eohent.rma to sff'eot the .stepw1•• "19J)lacemntl'. ot tbe .oO.,. 

a~t~to~:;i.~~~8 per1:11tet1ve nmnner ; aind meene tor et'f'eot·~~6 ·."·.st~~~l~ 

dlaplao~enta ot eaid cem--beuring monbere. 

10. In a orntogrnrh of the eharao\er dea~~i~cl,· .. ,,. .. ·. · .· 

. .... .. ' 

' ·. · laUoil'sh1p betwoen tlte two aeta or elemenh ; a Mt ot ~ClllUiut&tol' atep,tq 

·. '· . -..... 

11110 ·a pll~ralt t.r o.r rotAtnbl• oam-bea.J'lll8 membore tnr coll•oti~•~ o••roll• '~ •. • ' • .-. :, . • I • . '•• • • 

.i · •.• ·. : :\.= '. i~ tbe .OOlllD\l·:·.· ·w.tor atepp1Dtf 11il1!ohantcma,. '~ !~~~.!~--.. ~---•~-~-.~,-.--·.~·t._•.• .. •. f.a_ '· la.;.· · ......... " .. ,·~. ~ ~ ~/ . .-" .. ·. \ .,.....u--.(nko.. • ......l~. -l _ 0 \... .,...-'T'"" ~ -- " ... :--.... ,.;·.' ~ _.__ l. ,JXJ ... 

: I 

. ·'.i , ... 

'' 'I ' 

·, ·' . ; 

.... · .. i' 

.; ·,·· t ... 

. . . . . • ' ~I . 

·. :-

. men.ta ot -.tbe oorci.u•,e tors 11! P.' Jf!!1AUte.tive ~119.a!ler. ';:0: ._:· .-~ · ~-t ; .1 ,•, • • ·, •• 

: .'. ' . "~ . '._;.· 

•' ·.•'I 

· ·_ · . ~ or •l9Mllie aonat1t.u.Ung a ke7~ard. and a ~et ot el'1'.aen:t~· .OOA~i•at- . .· ·.:-:: <· . .·: ·.1·· 

· tq a aicrllauna b8l1k, aaid seh of •l•IMziis being eleotz'S.~~:~1:·bitenelat.- . . ' . .·>.:'\ . .,·'~· . ·. . ·.f::';'~-<-~:/. . ·.... .· . . 

·. · ; ... i~f·: a I.~ .. of jutaposod1 rotato.ble ewttoh111g deYtoe• tof_;-$,11"8)~ . ·.·,. : .. ·-: .~;::. . . . . . 

·ellotr1oafrelaUon b~tween the two aete ot elaente; &l~,f .. ana·tor 

<· ~·:-~~i~tln;/i~·tepdae . dis~leeftt'lflntn ot th9 ew~tch1?tg de"ri~~~~-'-tk::'a~:~~ar ...... 

·~r;. •14 aoe.ne 1noludtng e Ht Of rotft.teblet cam:..btt8~-~i~b~N."~ll-

;;·:,..i;; .. ·: ' 

·--~-··· ' ;·, ... .. ·::·· 

·.• .. ·. 

.... ~ -~ ~: :~ : ·, -: 

·:_. 

·,.,·· 

. ... :·.· 

"'1·. 

• ·.·~".\ '.'" •'I 

. . ~ :-"· ... ' 

... ... . 

. ·: .. .": 

··:,_". ·-·· 

j •. 

..... · ... 

'·.·· 

\.""· . "l• •. 

·,· .· .· 

~ .. 

'i· ·l . i. 

" . . ' 

. .i 

. : .. ··· 
• -~ j~ • 

.. REF ID:A521681 

•, 

.. 

··:.:;:.'· . ·: :·· .·· 

· ia. ·In oomhinntion e set ot character alaM<Uite oonatliuting a 

keyboel'\\a 11 ...W1 tch lndi vidunl to eeoh element an4 operable ihe.-et>y · i a · .. ·_, .. 

' . . 

.· .. _:. ... . ,· ~ 

,' !'" 

j.· :-..-::·- .. 

I·,• ·• 

·'. 

oorreapond1ng ~\Dllber or tre.ne1et1ne t11f>~i oea openble 'b1 &aid ele_~n1a .; a. . . 

.·,· 

. : 1: ' ' 

wtnna· 111uts interpoeti!d br?tuet)n eR1d awi taha1 ond eald t:ranola.tlng. tloYi"I ··:: .. ·.· 

rolldori:na evn1 lable tl lll'.ll tipl1c1 ty 0 f nleotr1cal po.the 'b9 tween •Rid aw1 tobe• 

'·.·.:_.·. 

and aat4 4oY1com; and "1ennu t1.ct1.ng in reaponao to each ka1 op~r_ftt.t_.ion tor 

Hlect1ng a 8J°OUp Of llElld ·puttus 1 Seid l~ut named. l!lCPlllB oo.mp1'1~1D£ a IG_, Of .. 

oon.\Bat lewre end e.saocictf.I~ contBcte, and e. pluroU ty ot rotatr:ble e.._ 

~1Ug zumbBre, ttngUlarly di&placenbla in r&~ponae ~U fHtOh ket OJ)CJ"Gtj,OJi ' 

. -~, crontn.o~1~ ... ·.,a1El le'fcra eud oontacts, tho nwub~re 01'L~~1·:~ n- . 1' • ·.::. ·.·,'. • .: 

~ottw oaa~'be&l'ing mam~i-s being prime to one anot'hel'. .. .. ~. 

kefbca,!'41 a nhcb in<'l.ivtd.·1~1 t~ ~acb e.111J1-1i:L>nt &TI:1 o-perabl• t¥r9b7; · • 

oorr4IQOD41nc l\W1!ber or tr~naletbe; device• ope.-able by said .·9iemen,a>a a 

. .-·~· <_·;r~·-::~·:.:~.····:~~~-!:: :. :~:/-."· : ·.;i\~ .... -.--)· .. ·~:·.~·~·:-:~·· >·· .'~~.-:~·._··<<~ 

· ~J'i~ or•tot1.t~torpo11~ bettre'ln an id switches s:r.d aa14 t~al;ai1.na fl""°"·.· . ·:· ;· :-:·.:~·.; :: _.:. . · ... ~·;~~···.· . . . . ·.~:!.: ·'·:· .··.·. · .. ·· . . . . . . 

."n.Qzi1NS ••U:abla a mult1pl1ci tr or olootr1cal paths betw .. 1(•a14 ·owltoJll•: · . . -~~~ · .. ~ . . . 

& Jl~l1'1 ot ·:~ft10 transl.Dt1Tig devlo••• edd system O®ipr1e1~.· -~~j'11ta~1J 

· •. · •; :: :eo~'l>le · ~11»c•~·rzi 'lh1u••bY the -.r1r1:ng system u:r 'be g1 ven an ~:1~:t~~l . H'ttq . . ' . '. . . ·. . ·: ~·:::_· ··:·_;·:.: .. : . 

·. ·:· ·: .. · .. · . ;n;rt~t.q on• ~ieot~tcal 11eth tor .acb nitah; end mesne Op&J'~~l~'.::iii "9-oeot 

. · .... : -~ ·9*ob:.h1 o~U~n tor O'UJ1811'tl such aet.ttng. nH lut-M~ .. :~an• :c.- ;:::·_.-..,.,~·,<:>;\::;:.·,_:;· ':(: .... ·' . . ' .... '.-?<.::)c. ' ' :" . -~ _., . : .. : prllla8·:'.• 89t or· Ctw-1Jtar1ng !1!9tD.bert &ng\ll.erly dieplR09flble 1n:: l'e~pGBM . 

' .' ~ •. ~·<·. • •, • ~.:: ·~::~:-:'r:~:.. ·.· '.' ",.·· ,' • • • 

. : ·~:. ·:<· : ·. t0:_1 .. !;,ja,.ia1 t4ti operation, a set ot oonta.ot tewre and aaeo~t~~~ ·.•nteot• . ·::: .. ::·; .. \ :\~· .. :··.·:' ··' ... ·\, .: ;. . . .-~::··:">·\ ........ • 1:: .... 

·:: .':" .. 

·. Of · tnnalattng 4eTl 098• • i' ' 

.. ~ ·. . 

. : I ·: ~. 

·'.·:· 

. · ... · 

1 ~ > , ; :_-, •• .; 

•I ~' I ·' : , • • 

I ': , '\ • 

r:. 

". 

";' _-;: 

. , . . . .. ~· . .- ·: ~- .·1. 

I> ,., ·,' . 

. ..! •.. ~:~." .. i> · .. ~ .. 

.. ··.:·· 

·.: ,.· 

·,.· 

.... 

:,:, . . 

' '· 

:.·. 

_ .. , .. . ·.i. : .. 

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