GB164510A - Improvements in and relating to electric signalling apparatus - Google Patents

Improvements in and relating to electric signalling apparatus

Info

Publication number
GB164510A
GB164510A GB745220A GB745220A GB164510A GB 164510 A GB164510 A GB 164510A GB 745220 A GB745220 A GB 745220A GB 745220 A GB745220 A GB 745220A GB 164510 A GB164510 A GB 164510A
Authority
GB
United Kingdom
Prior art keywords
shaft
drum
pawl
message
lever
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
GB745220A
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.)
Individual
Original Assignee
Individual
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
Priority to GB132818D priority Critical patent/GB132818A/en
Application filed by Individual filed Critical Individual
Priority to GB745220A priority patent/GB164510A/en
Publication of GB164510A publication Critical patent/GB164510A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
    • H04L15/04—Apparatus or circuits at the transmitting end
    • H04L15/16—Apparatus or circuits at the transmitting end with keyboard co-operating with code discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Switches With Compound Operations (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
GB745220A 1920-03-12 1920-03-12 Improvements in and relating to electric signalling apparatus Expired GB164510A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB132818D GB132818A (enExample) 1920-03-12
GB745220A GB164510A (en) 1920-03-12 1920-03-12 Improvements in and relating to electric signalling apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB745220A GB164510A (en) 1920-03-12 1920-03-12 Improvements in and relating to electric signalling apparatus

Publications (1)

Publication Number Publication Date
GB164510A true GB164510A (en) 1921-06-13

Family

ID=9833338

Family Applications (2)

Application Number Title Priority Date Filing Date
GB132818D Active GB132818A (enExample) 1920-03-12
GB745220A Expired GB164510A (en) 1920-03-12 1920-03-12 Improvements in and relating to electric signalling apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB132818D Active GB132818A (enExample) 1920-03-12

Country Status (1)

Country Link
GB (2) GB164510A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2430371A (en) * 1946-02-25 1947-11-04 Faraday Electric Corp Variable impulse transmitter
CN116008661A (zh) * 2022-12-18 2023-04-25 哈尔滨理工大学 一种聚丙烯电缆电缆绝缘层检测装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2430371A (en) * 1946-02-25 1947-11-04 Faraday Electric Corp Variable impulse transmitter
CN116008661A (zh) * 2022-12-18 2023-04-25 哈尔滨理工大学 一种聚丙烯电缆电缆绝缘层检测装置

Also Published As

Publication number Publication date
GB132818A (enExample)

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