•• • 

What I claim is: 

, 

.... _ - 1. ~ c1phe~1n€ ~ach1ne: comp1is1ng-a plural1 - of ciphering 

means, :1~ber1ng channels on the said ciphering board, 

"'l th a. nu.'1iO.er of d.1!'f erent ··keys of the numbers 

of the ciphering c~annels or each c1~he11ngze ns~ selector bars the 

nu~oer of which is e~ual to the sum of the ~hering channels of the I - , 

.I 

c1r·her1nf means, each key actiny respectiy'ely on one .selector bar 

I 

telonr1ng to each ci~her1ng means and a,'trantlating mechanism ~1th 

I 

~elector menbers controlled by the sa!d selector bars and the said 

I 

Cl):'he:r1ny 111erns. !' . I 

2. ~ c1pbe·1ng rnach1~e,~onrpris1ng :" ~lural1ty of :nechan1cal 

ci(11e:::-1'le ~1eRns, cirh~nn.g channels on the s21d ci:rhering oneane, a I - - .. ~t key l~oard. u1 th a nu.'?lher of h.fferent !·eys equal to the product of the ·~ 

"umb•r of Lhe c1rher1nf cha~el• of each cirher!n; Means, selector bars 

I I , the nu.~bcr of ~hlch is equal to the sum of the ciphe1ing c~.annels 

I of the cir-hE'~:inr mer1.ns, eacl". key actl!'lg res!ect1vely on one selector - I 

I 

I 

I b3r r.~1onp1n~ to each ~1~h~r1ne means and a translating mechanfsm 

{ 

. l th selector rr.e~rers·controllPd 'r .i the ~aid selector bars and the 

. ' ' ' 

"Jald c1:-l"er1 ne ~ear.a. 

3. A c1rh~r1~r ~ach1ne, co::i.rr i s-1 ng a :plurall ty Of electrical 

c1-:-her1n( I'leans, cirl'. r1nr cha.rnr-ls on the e:aid c1i:he:: l'1f' :ieans. a 

key toard with a nu.~~~r of ~i:ferent ~~ys e~ual ~o the product or the 

nwtl'•l"rs of th~ ClT'''"'l"':.nfP cr.an:iels of each c1rher1ng :?f"a.ns, selector bars 

the n'Ll:r.l·er of •vh1ch is e:.ual to the twn of tre c1 ... he:riny ct.annels 

o~ tne c1rh·tlnf ~eELs rach ~ey acting re~;ec~ively on one selector 

- @'pproved for Release by NSA on 06-17-2014 pursuantto E.O. 1352a 
• 

... 

,.. bar oeionging to each cirher1ng means and a. tran.@1.atinf mechanism 

with selector rne~bers controlled by the said selec;itor bar and the 

said c1~hering ~eans. 

.. 4. A ciphering machine, comyr1~1ng ~ral1ty of ciphering 

. means, ciphering channels on the said cipn~~in~ means, a.key hoard 

.. with a numQer of different keys equal the product of the numbers of 

the ciphering cha~nels of each cipher ng mean~, selector bars the 

number of which is equal to the the ciphering channels 

of the ciphering means each respectively on one select~r 

bar belnng1ng to each ci~herin means, and a 

- I 

ber of which is 

translating mechanism 

with selector members equal to the.sum of 

~embers being controlled by 

the said selector tre said ciphering means. 

comprising a plur~lity of ciphering 

means, ciphering saii ciphering means, a key board 

y•i th a number of ifferent keys equal to the product of the numbers of 

the cirh•rinf f n~l• of eacb ci)'herin17 D'eano, selector bare the 

number o~ whi~h is equal to the sum of the ci;hering channels 

./ of th• eip~n£ ~eano each key acting respect1vely on one selector 

bar l:Ploi.ng t_o each ciphering means and a translating mechanism 

-.. i tr. srlf.ctcr mE"ml1ers the number of which is equal to the sum of' 

I 

the ciphering c~annels le~s a number at the most equal to the number 

1 

of the ciph~rin~ ~eans, said s~lector roember·being controlled by the 

. I 

I said s~lector bars and the ~a1d ciphering means. 

I 

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•c,to .. ~ .. ~ 

. -
-- . ..- --- I' 

• ~:A58730 

" ,. • 

6. A ciphering ~achine, comprising 

mears, cipherin~ chann~s on the said , a key board, 

with a number of different keys equal to of the number of 

the cii>bering channels of each ciphering selector bars the 

number of which is equal to' the sum of 

vii th selector members controll'ed by said selector bars and 

channels. I 

mean_s, 

with a 

7. A ciphering :JS.chin~ 

ci~hering channels on~he 

com~rJsing a plurality of ciphering . 

said ciphering means, a keyboard 

nw:i'be:x· of different /eys equal to the product of the numbers of 

the c1:;:hering ciphering means, selector bars the 

nu.~'ber of which is equa to the sum of the cinhering channels I -· . of the ci~hering means, each key acting re~pectively on one selector 

har belon~1ng to eal ciphering means, a translating mechanism 

with ••lector ~em~ra controlled by the said selector bars and 

I 

I 

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t;e said ci~hertng means, and ineans for reversing the ciphering .. . 

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channels and ~r b~-passing the same. 

8. ~ ciphering machine, comprising a plurality of ci~hering 

I 

I mec\ns, oip)iering cllannels on the said ciphering means, a key board 

I -. 

with a namber , o! different keys equal to ~be product or the nur.a~ers 

of the/ci-;:herine channels or each ci:rhering means, a:lector bare tba 

f 

I 

numb7r of which is eQ.ual t2,_ t.he sum o! the ciphering channels 

J 

of the cijh~ring ~eans, each key acting ~espectively on one selector 

.... ct:h"'.....,.. . - " ... __ , -- .. _ I " 
• , .. 

bar belonging -to ea.ch cir-heri.ng means, I 

. 

vn tr.. electro-mechanical selector members the 

said selector bars and the aaid and means for revers1ng the ciphering channels and I 

9. A ciphering machine, ising a plurality or cipnering 

. means, ciphering channels on the ciphering means, a key 

l)oard with a number to the product or the 

ci~hering channels of ea.ch means, ,each of said keys marked 

excepting four marked with a letter only 

and operatively relat with two for the spacing and two for the 

s-h1f ting· from ,. to figur~ and vice-versa, selector bars the 

number of which s equal to the sum of the ci~be1ing channels of 

·the .eans, each key acting respectively on·one selector 

ci~he~1ng ~eans, and a translating mechanism 

with controlled by the said selector bars and the 

said 

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