US3394232A - Telephone system - Google Patents

Telephone system Download PDF

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Publication number
US3394232A
US3394232A US438229A US43822965A US3394232A US 3394232 A US3394232 A US 3394232A US 438229 A US438229 A US 438229A US 43822965 A US43822965 A US 43822965A US 3394232 A US3394232 A US 3394232A
Authority
US
United States
Prior art keywords
telephone system
jaeger
july
filed march
sheets
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US438229A
Inventor
Jr Richard J Jaeger
Riddell George
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Bell Telephone Laboratories Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bell Telephone Laboratories Inc filed Critical Bell Telephone Laboratories Inc
Priority to US438229A priority Critical patent/US3394232A/en
Application granted granted Critical
Publication of US3394232A publication Critical patent/US3394232A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Description

R. J. JAEGER, JR, ET AL 3,394,232
July 23, 1968 TELEPHONE SYSTEM 111 Sheets-Sheet 2 Filed March 9, 1965 502% $56? $1 53228 SE52 $08.3 fisz 58% Mg? x22: 9252.25 3 3 Q m :22: w: x22: 2;; QZEEEE 21 1 s 3 at July 23, 1968 a. J. JAEGER, JR.. ET AL 3,394,232
TELEPHONE SYSTEM July 23, 1968 R. J. JAEGER, JR. ET AL 3,394,232
TELEPEONE SYSTEM 111 Sheets-Sheet 6 Filed March 9, 1965 wmm & Ki @xwwaw waw gTmmmm go m imw July 23, 1968 R G JR" ET AL 3,394,232
TELEPHONE SYSTEM 111 Sheets-Sheet 8- Filed March 9, 1965 flaw fimfi p @521; ms 212: .lAI, T m r j @mlmw W 8 @w-w% 31% 6:25 652% w w m E A W ficmnmm mm l i; m 7 i 0 q o5 N N M w EEK? 2 8 8: 9 2i N 8; CU macaw C 8555K E; q 22 A 8 July 23, 1968 R. JAEGER, JR, ET AL 3,394,232
TELEPHONE SYSTEM 111 Sheets-Sheet 12 Filed March 9, 1965 Jul 23, 1968 R. J. JAEGER, JR, ET AL 3,394,232
TELEPHONE SYSTEM 111 $heets-$heet 13 Filed March 9, 1965 10:23 moIou EFSTQN ccmTnuzom ccTmuxom ar:
:cTmuIoW July 23, 1968 R. J. JAEGER, JR, ET AL 3,394,232
TELEPHONE SYSTEM 111 Sheets-Shoat 15 Filed March 9. 1965 ESTmaQEWQ wmoc 5 352 2 m m m m m m m 1 w w rd 9 W U 9 56-35 82-25 22 85 32 25 55 35. 23 25 h P P b T T 55-85 55-85 A2585 55-8% 2:?85 51-8%? 1 1 6:68:2 1 22-8%? 22 8022 51 0822. 1 r 51-9322 1 .1 fi @3823 1 222 v 22-2%; 1 r 51-0823 1 26G 51 238. 51-3028.
July 23, 1968 R. J. JAEGER, JR, ET AL 3,3 3
TELEPHONE SYSTEM 111 Sheets-Sheet 16 I I I I I l Filed March 9. 1965 I I I I I III I IIIIII 2% BE 5 E 0: 5U (.23: N 01 223E $2: 8 E22: 8 E0 U2: 8 m2: 8 om 1 \I m E w E m E m 5E; E E E E P E E 9 C Q t 9 t S or; E
llllII IIIIII l||||| IIIIII IIIIII IlllIl |||||l IIIIII \I II I I m 55 818 2% 8:9;
July 23, 1968 R. J. JAEGER, JR, ET AL 3,394,232
TELEPHONE SYSTEM 111 Sheets-Sheet 17 Filed March 9, 1965 IPCBW ooIQo 922: JO 823 Q 9 6E EOE mam owm moiE.
momQwm 0 Q23 9.
m HE mp E .E Q
US438229A 1965-03-09 1965-03-09 Telephone system Expired - Lifetime US3394232A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US438229A US3394232A (en) 1965-03-09 1965-03-09 Telephone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US438229A US3394232A (en) 1965-03-09 1965-03-09 Telephone system

Publications (1)

Publication Number Publication Date
US3394232A true US3394232A (en) 1968-07-23

Family

ID=23739785

Family Applications (1)

Application Number Title Priority Date Filing Date
US438229A Expired - Lifetime US3394232A (en) 1965-03-09 1965-03-09 Telephone system

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US (1) US3394232A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542959A (en) * 1966-09-29 1970-11-24 Nippon Electric Co Four-wire tandem switching network having means for selectively coupling connected trunk circuits to provide additional functions without increasing the number of circuits required in the network
US3773982A (en) * 1970-07-31 1973-11-20 Siemens Ag Cross-switching circuitry for four-wire exchange installations
US4415773A (en) * 1981-10-29 1983-11-15 Western Electric Company, Inc. Methods of establishing a switching connection within a switching system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542959A (en) * 1966-09-29 1970-11-24 Nippon Electric Co Four-wire tandem switching network having means for selectively coupling connected trunk circuits to provide additional functions without increasing the number of circuits required in the network
US3773982A (en) * 1970-07-31 1973-11-20 Siemens Ag Cross-switching circuitry for four-wire exchange installations
US4415773A (en) * 1981-10-29 1983-11-15 Western Electric Company, Inc. Methods of establishing a switching connection within a switching system

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