GB492000A - Improvements in and relating to telegraph transmitters - Google Patents

Improvements in and relating to telegraph transmitters

Info

Publication number
GB492000A
GB492000A GB22345/37A GB2234537A GB492000A GB 492000 A GB492000 A GB 492000A GB 22345/37 A GB22345/37 A GB 22345/37A GB 2234537 A GB2234537 A GB 2234537A GB 492000 A GB492000 A GB 492000A
Authority
GB
United Kingdom
Prior art keywords
bars
key
relay
magnet
keys
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
GB22345/37A
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.)
Autophon AG
Original Assignee
Autophon AG
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 Autophon AG filed Critical Autophon AG
Publication of GB492000A publication Critical patent/GB492000A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/0005—Hand manipulated computing devices characterised by a specific application
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/02—Details not particular to receiver or transmitter
    • H04L13/10—Distributors
    • H04L13/12—Non-mechanical distributors, e.g. relay distributors
    • 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
    • H04L17/06—Contact operating means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/42—Transmitting circuits; Receiving circuits using mechanical distributors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Push-Button Switches (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Seats For Vehicles (AREA)
  • Electromagnets (AREA)
  • Lock And Its Accessories (AREA)
GB22345/37A 1936-08-23 1937-08-13 Improvements in and relating to telegraph transmitters Expired GB492000A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEH148619D DE673179C (de) 1936-08-23 1936-08-23 Tastensender fuer Typendrucktelegraphen
DEH152824D DE676518C (de) 1936-08-23 1937-09-01 Tastensender fuer Typendrucktelegraphen
DEH152825D DE675416C (de) 1936-08-23 1937-09-01 Tastensender fuer Typendrucktelegraphen

Publications (1)

Publication Number Publication Date
GB492000A true GB492000A (en) 1938-09-13

Family

ID=27429707

Family Applications (2)

Application Number Title Priority Date Filing Date
GB22345/37A Expired GB492000A (en) 1936-08-23 1937-08-13 Improvements in and relating to telegraph transmitters
GB24042/38A Expired GB518100A (en) 1936-08-23 1938-08-15 Improvements in and relating to telegraph apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB24042/38A Expired GB518100A (en) 1936-08-23 1938-08-15 Improvements in and relating to telegraph apparatus

Country Status (6)

Country Link
US (1) US2121873A (en:Method)
CH (1) CH205838A (en:Method)
DE (3) DE673179C (en:Method)
FR (2) FR825690A (en:Method)
GB (2) GB492000A (en:Method)
NL (2) NL54599C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2660617A (en) * 1949-08-17 1953-11-24 Tesla Nat Corp Teleprinting device

Also Published As

Publication number Publication date
CH205838A (de) 1939-06-30
DE673179C (de) 1939-03-18
US2121873A (en) 1938-06-28
NL54599C (en:Method) 1943-05-15
GB518100A (en) 1940-02-16
NL56351C (en:Method) 1944-06-15
FR49857E (fr) 1939-08-22
FR825690A (fr) 1938-03-10
DE676518C (de) 1939-06-06
DE675416C (de) 1939-05-08

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