GB490404A - Improvements in or relating to transmitters for step-by-step telegraph systems - Google Patents

Improvements in or relating to transmitters for step-by-step telegraph systems

Info

Publication number
GB490404A
GB490404A GB15545/37A GB1554537A GB490404A GB 490404 A GB490404 A GB 490404A GB 15545/37 A GB15545/37 A GB 15545/37A GB 1554537 A GB1554537 A GB 1554537A GB 490404 A GB490404 A GB 490404A
Authority
GB
United Kingdom
Prior art keywords
shaft
key
spring
clutch
cam
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
Application number
GB15545/37A
Other languages
English (en)
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.)
Creed and Co Ltd
Original Assignee
Creed and Co Ltd
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 Creed and Co Ltd filed Critical Creed and Co Ltd
Publication of GB490404A publication Critical patent/GB490404A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L19/00—Apparatus or local circuits for step-by-step systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/02—Apparatus or circuits at the transmitting end
    • H04L17/04—Apparatus or circuits at the transmitting end with keyboard co-operating with code-bars

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission Devices (AREA)
  • Mechanical Operated Clutches (AREA)
  • Impact Printers (AREA)
  • Gear Transmission (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Common Mechanisms (AREA)
  • Pile Receivers (AREA)
GB15545/37A 1937-01-12 1937-01-12 Improvements in or relating to transmitters for step-by-step telegraph systems Expired GB490404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB210431X 1937-01-12

Publications (1)

Publication Number Publication Date
GB490404A true GB490404A (en) 1938-08-12

Family

ID=10156205

Family Applications (8)

Application Number Title Priority Date Filing Date
GB15545/37A Expired GB490404A (en) 1937-01-12 1937-01-12 Improvements in or relating to transmitters for step-by-step telegraph systems
GB973/37A Expired GB490361A (en) 1937-01-12 1937-01-12 Improvements in or relating to printing telegraph apparatus
GB16710/38A Expired GB490413A (en) 1937-01-12 1937-01-12 Improvements in or relating to printing telegraph apparatus
GB22843/38A Expired GB501717A (en) 1937-01-12 1937-08-27 Improvements in or relating to telegraph apparatus
GB20844/38A Expired GB503384A (en) 1937-01-12 1937-08-27 Improvements in or relating to printing telegraph apparatus
GB16778/38A Expired GB501420A (en) 1937-01-12 1937-08-27 Improvements in or relating to printing telegraph apparatus
GB16774/38A Expired GB502522A (en) 1937-01-12 1937-09-17 Improvements in or relating to keyboard arrangements
GB16773/38A Expired GB502521A (en) 1937-01-12 1937-09-17 Improvements in or relating to transmitters for step-by-step telegraph systems

Family Applications After (7)

Application Number Title Priority Date Filing Date
GB973/37A Expired GB490361A (en) 1937-01-12 1937-01-12 Improvements in or relating to printing telegraph apparatus
GB16710/38A Expired GB490413A (en) 1937-01-12 1937-01-12 Improvements in or relating to printing telegraph apparatus
GB22843/38A Expired GB501717A (en) 1937-01-12 1937-08-27 Improvements in or relating to telegraph apparatus
GB20844/38A Expired GB503384A (en) 1937-01-12 1937-08-27 Improvements in or relating to printing telegraph apparatus
GB16778/38A Expired GB501420A (en) 1937-01-12 1937-08-27 Improvements in or relating to printing telegraph apparatus
GB16774/38A Expired GB502522A (en) 1937-01-12 1937-09-17 Improvements in or relating to keyboard arrangements
GB16773/38A Expired GB502521A (en) 1937-01-12 1937-09-17 Improvements in or relating to transmitters for step-by-step telegraph systems

Country Status (6)

Country Link
US (1) US2215802A (enrdf_load_stackoverflow)
BE (2) BE425638A (enrdf_load_stackoverflow)
CH (2) CH233476A (enrdf_load_stackoverflow)
FR (1) FR831558A (enrdf_load_stackoverflow)
GB (8) GB490404A (enrdf_load_stackoverflow)
NL (1) NL58050C (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR916496A (fr) * 1945-06-15 1946-12-06 Mecanique Et Transmission Metr Nouveau manipulateur à clavier pour télégraphes à comptage d'impulsions
US2622153A (en) * 1948-10-15 1952-12-16 Teletype Corp Multiplex telegraph system utilizing electronic distributors
DE960545C (de) * 1953-03-21 1957-03-21 Lorenz C Ag Tastensperre, insbesondere fuer Fernschreibmaschinen
SE8802426L (sv) * 1987-10-31 1989-05-01 Triumph Adler Ag Anordning foer avtryckning av paa en summatypsbaerare anordnade skrivtecken

Also Published As

Publication number Publication date
BE425717A (enrdf_load_stackoverflow)
CH233476A (de) 1944-07-31
GB490413A (en) 1938-08-12
GB490361A (en) 1938-08-12
BE425638A (enrdf_load_stackoverflow)
NL58050C (enrdf_load_stackoverflow)
GB502521A (en) 1939-03-17
CH210431A (de) 1940-07-15
GB503384A (en) 1939-03-27
GB502522A (en) 1939-03-17
FR831558A (fr) 1938-09-08
GB501420A (en) 1939-02-27
GB501717A (en) 1939-02-27
US2215802A (en) 1940-09-24

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