US2348680A - Switching system - Google Patents
Switching system Download PDFInfo
- Publication number
- US2348680A US2348680A US441056A US44105642A US2348680A US 2348680 A US2348680 A US 2348680A US 441056 A US441056 A US 441056A US 44105642 A US44105642 A US 44105642A US 2348680 A US2348680 A US 2348680A
- Authority
- US
- United States
- Prior art keywords
- switching system
- sheets
- sheet
- hanson
- filed april
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
Definitions
- PIP/MARI SUB-GROUP 8 HQ/HARV .Sl/qt- GROUP 9 Filed April 29, 1942 66 Sheets-Sheet 19 F 'in luumlm;
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Laminated Bodies (AREA)
Description
May 9, 1944,
F. E. HANSON ETAL SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 1 PWER 7' ERM/NAT /ON .SELECT/N6 MEANS /NVE'NTORS FE. HANSON 'By RKSM/TH J. H. SUL ZER A 7' TORNEY May 9, 1944.
F. E. HANSON ETAL swITCHING SYSTEM Fi'led April 29, 1942 FIGA? 66 Sheets-Sheet 2 T0 STOPMAGNL'T NORMAL ADVANC/NG GRND. FROM START CCT :il-mausi.: pmol/7 c/Rcu/r ATrEAWSM CT'ION RELAY /NVE/VTORS.' FEHANSON R. KSM/TH BV JHSULZE'R ATTORNEY May 9, 1944. F. EJHANSON ETAL 2,348,680
SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 5 UNIT A UNIT D J. H. SULZER ATTORNEY May 9, 1944. F. E. HANsoN ETAL 27,348,680
SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 4 CHAIN .SIGNAL RILAr 49 F/G. 7 gfrowmw mnoucualsnnrmns SLOW /NTRRUPTED GRUUND CHAIN T0 POINT N APPARATUS UNM/P TES T RN/fRA/RAIDSF IYDYH BBYCCTOYA HANSON /NVENTORS K. SMITH @y H 504 zE/a AT TORNEV May 9, 1944. F. E. HANsoN ErAL SWITCHING SYSTEM Filed April 29. 1942 66 Sheets-Sheet 7 F. H. HANSON /NVENTOSS R. K. SMITH lll A7' TORNEV May-9, 1944. F. E. HANsoN ETAL swmcmNG SYSTEM Filed April 29, 1942 66 Shee'cs-Shee'rI 8 EEHANSON /NVENTORSI RKSM/ TH J.H.$ULZE`R l i., l l
ATTORNEY May 9, 1944. F. E. HANsoN. ETAL SWITCHING SYSTEM Filed April 29,` 1942 66 Sheets-Sheet 9 E ...um
May 9, 1944. F. E. HANsoN ETAL 2,348,680
SWITCHING SYSTEM Filed April 29. 1942 66 Sheets-Sheet 10 Ps H /40 AT TORNEV May 9, 1944. F. E. HANSON ETAL. 2,348,680
SWITCHING SYSTEM Filed April 29. 1942 66 Sheets-Sheet 1l FEHANSON /NVEN7URSI RKSM/ 7'H BP, J.H.$ULZER l i l Arron/ver May 9, 1944., F. E. HANsoN ETAL SWITCHING SYSTEM Filed April 29. 1942 66 Sheets-Sheet 12 ATTORNEY May 9, 1944. F. vE. HANsoN ETAL 2,348,680
SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 13 Q Y `I l E S Q5 lL B E l g s L Il D# l.: III
III
I l l l I Il II -1 ll ll j ::l Y
i Il
A TTOR/VEV May 9, 1944. F. E. HANsoN ETAL. 2,348,680
SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 14 o/sPLAr /NVEA/mns.-
A 7' TORNEV May 9, 1944. F. E. HANsoN x-:rAL 2,348,680
SWITCHING SYSTEM Filed April 29, 1942 se sheets-sheet 15 /A/VENTORS.' EE. HANSON @y A. K. SMITH J H. SUL ZER Arrow/5y May 9, 1944. F. E. HANsoN ETAL 2,348,680
SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 16 TENS F IG. 2/
By RKSM/Th' JHSULZER AT TOR/VE? May 9, 1944. F. E. HANsoN ETAL SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 17 NN .l
EEHANS INI/ENTORS.' R. KSM/ T J.H.$ULZER A 7` TORNE Y May 9, 1944. F. E. HANsoN ETAL SWITCHING SYSTEM Filed April 29, 1942 66 Sheets-Sheet 18 EE. RK. y J.H.$ULZER /N VE' N TORS ATTQRNEV May 9, 1944.
PIP/MARI: SUB-GROUP 8 HQ/HARV .Sl/qt- GROUP 9 Filed April 29, 1942 66 Sheets-Sheet 19 F 'in luumlm;
U unjulnlu '1:1
VERT
ATTORNEY May 9 1944. F. E. HANSQN HAL 2,348,680
SWITCHING SYSTEM Filed April 29. 1942 66 Sheets-Sheet 2O L rml I ATTOHNEV
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US441056A US2348680A (en) | 1942-04-29 | 1942-04-29 | Switching system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US441056A US2348680A (en) | 1942-04-29 | 1942-04-29 | Switching system |
Publications (1)
Publication Number | Publication Date |
---|---|
US2348680A true US2348680A (en) | 1944-05-09 |
Family
ID=23751325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US441056A Expired - Lifetime US2348680A (en) | 1942-04-29 | 1942-04-29 | Switching system |
Country Status (1)
Country | Link |
---|---|
US (1) | US2348680A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2974305A (en) * | 1955-11-14 | 1961-03-07 | Zenith Radio Corp | Subscription television computer |
US3175188A (en) * | 1960-04-20 | 1965-03-23 | Itt | Programmed machine-tool system |
US3184713A (en) * | 1960-11-08 | 1965-05-18 | Adrian W Standaart | Changeable storage device for storing program representing patterns of connections |
US3219927A (en) * | 1958-09-15 | 1965-11-23 | North American Aviation Inc | Automatic functional test equipment utilizing digital programmed storage means |
-
1942
- 1942-04-29 US US441056A patent/US2348680A/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2974305A (en) * | 1955-11-14 | 1961-03-07 | Zenith Radio Corp | Subscription television computer |
US3219927A (en) * | 1958-09-15 | 1965-11-23 | North American Aviation Inc | Automatic functional test equipment utilizing digital programmed storage means |
US3175188A (en) * | 1960-04-20 | 1965-03-23 | Itt | Programmed machine-tool system |
US3184713A (en) * | 1960-11-08 | 1965-05-18 | Adrian W Standaart | Changeable storage device for storing program representing patterns of connections |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2385968A (en) | Telephone exchange system | |
US2348680A (en) | Switching system | |
US2486722A (en) | Automatic toll-ticketing telephone system | |
GB692412A (en) | Improvements in or relating to telecommunication exchange systems | |
US2265844A (en) | Calling line identification circuit | |
US2760005A (en) | Telephone call originator | |
US2867690A (en) | Auxiliary sender circuit | |
USRE22441E (en) | Telephone system | |
US2695928A (en) | Calling line identification | |
US1563738A (en) | Registering device | |
US3135862A (en) | Digital target information transmission system with parallax correction | |
US2803706A (en) | Trunk circuit | |
US1601052A (en) | Telephone-exchange system | |
US2358267A (en) | Telephone system | |
US1916760A (en) | Telephone exchange system | |
US3048662A (en) | Pabx switching system | |
US2719886A (en) | Intertoll trunk testing system | |
US2187784A (en) | Telephone system | |
US2721235A (en) | Electrical transmission testing system | |
US2347107A (en) | Switching system | |
US2421034A (en) | Telephone system | |
US1553327A (en) | Telephone-exchange system | |
US2594923A (en) | Call data recording telephone system | |
US2321053A (en) | Telephone system employing phonographs | |
US2555245A (en) | Telephone line marking system |