US1789633A - Telegraphic system - Google Patents

Telegraphic system Download PDF

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Publication number
US1789633A
US1789633A US350415A US35041529A US1789633A US 1789633 A US1789633 A US 1789633A US 350415 A US350415 A US 350415A US 35041529 A US35041529 A US 35041529A US 1789633 A US1789633 A US 1789633A
Authority
US
United States
Prior art keywords
correcting
distributor
station
electromagnet
corrected
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
US350415A
Other languages
English (en)
Inventor
Lery Andre
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of US1789633A publication Critical patent/US1789633A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0095—Arrangements for synchronising receiver with transmitter with mechanical means

Definitions

  • the 'im- 11 ered in-accordance with the invention, the 'im- 11 ered );to be effective.
  • the first correction rection by returning the'brushes to the poa sition a, thatis to say displacingithem ⁇ .backwardsthrough the angle a. r a
  • the apparatus which will be described s arranged so that the corrfection' can onlybe produced by a succession of three :consecu- V tive impulses. r Therefore, ifa parasite cur-'5 rent arrives at" the correction contact,,the,
  • the armaturesof the electromagnets l and 2 are mutually lockedby the detents i2 and 13, so that each remains in the a'itracted'vposltion until the'otherhas-operated in its turn,
  • armature of the. electromagnet 3 carries an extensionflr which operates as 'a jretaining catch for thezrod; In the position of rest, it is maintained in position on the notch on which theaction-of the armature of the electromagnet 2 has: placed it. 'When it isoperated by 1 its :electromagnet 3, it releases the rod'whichith'en returnsto its initial position towards the spring 199 n v f
  • the detent'S is represented in Fig. 3.
  • a telegraph system comprising the combination of a transmitting station and a receiving station, a'correcting distributor at said transmitting station to periodically transmit correcting signals, a rotaryvcorrected dlStIlblltOI at said receiving station, .a
  • a telegraph system comprisingthe combin'ation' of atransmitting xstation and a re:v DCving station a correcting distributor 'a-tr said transmitting station to periodically transmit correcting signals, a; rotary; cor,-
  • a correcting mechanism at'saidi receiving and causes the operation of 'thecorrecting, mechanism' if a correcting signal arrives 5O signal is stations to periodically transmitcorrecting.
  • a' telegraph system comprising a transmitting station and a receiving station, a correcting.
  • Inca telegraphic system in recting signal is periodically sent to keep the transmitting and receiving devices in syn-- chronism, an arrangement for preventing the operation of the correcting apparatus by parasiteimpulses comprising the coniwhich a cor-V bination of two electromagnets whose arnia-' turesare adapted to bemutu ally locked so that'when either of saidarmatures is in the attracted position itis locke'd in said position bythe other of said armatures'until said other armature has beenjattracted infturn,
  • a telegraph system comprising the combination of atransmitting station and a1 receiving station, a rotary distributor at said 1 transmitting station adapted to periodically transmitcorrecting signals, a'rotarydistribm- 5 tor at said receiving station adapted tcjbe maintained substantially in: synchronism With said'rotary distributorat said transmit;

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radiation-Therapy Devices (AREA)
US350415A 1926-03-27 1929-03-27 Telegraphic system Expired - Lifetime US1789633A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR35704T 1926-03-27

Publications (1)

Publication Number Publication Date
US1789633A true US1789633A (en) 1931-01-20

Family

ID=32406117

Family Applications (1)

Application Number Title Priority Date Filing Date
US350415A Expired - Lifetime US1789633A (en) 1926-03-27 1929-03-27 Telegraphic system

Country Status (2)

Country Link
US (1) US1789633A (enrdf_load_stackoverflow)
NL (1) NL27095C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL27095C (enrdf_load_stackoverflow)

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