FR2268663A1 - Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference - Google Patents

Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference

Info

Publication number
FR2268663A1
FR2268663A1 FR7414396A FR7414396A FR2268663A1 FR 2268663 A1 FR2268663 A1 FR 2268663A1 FR 7414396 A FR7414396 A FR 7414396A FR 7414396 A FR7414396 A FR 7414396A FR 2268663 A1 FR2268663 A1 FR 2268663A1
Authority
FR
France
Prior art keywords
high frequency
track circuit
frequency interference
railway track
condenser
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.)
Granted
Application number
FR7414396A
Other languages
English (en)
French (fr)
Other versions
FR2268663B1 (ru
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.)
Jeumont Schneider SA
Original Assignee
Jeumont Schneider 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 Jeumont Schneider SA filed Critical Jeumont Schneider SA
Priority to FR7414396A priority Critical patent/FR2268663A1/fr
Priority to ZA00752526A priority patent/ZA752526B/xx
Priority to BE155627A priority patent/BE828213A/xx
Priority to LU72344A priority patent/LU72344A1/xx
Priority to BR3111/75A priority patent/BR7502448A/pt
Priority to CA225,564A priority patent/CA1021450A/en
Publication of FR2268663A1 publication Critical patent/FR2268663A1/fr
Application granted granted Critical
Publication of FR2268663B1 publication Critical patent/FR2268663B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/18—Railway track circuits
    • B61L1/181—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
FR7414396A 1974-04-25 1974-04-25 Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference Granted FR2268663A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7414396A FR2268663A1 (en) 1974-04-25 1974-04-25 Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference
ZA00752526A ZA752526B (en) 1974-04-25 1975-04-21 Improvements in or relating to a track circuit receiver operating with impulses of alternating polarity
BE155627A BE828213A (fr) 1974-04-25 1975-04-22 Recepteur de circuit de voie a impulsions de polarite alternee, insensible aux impulsions parasites a frequence de recurrence plus elevee
LU72344A LU72344A1 (ru) 1974-04-25 1975-04-23
BR3111/75A BR7502448A (pt) 1974-04-25 1975-04-23 Receptor de circuito de via permanente com impulsos de polaridade alternada insensivel aos impulsos parasitas, com frequencia de recorencia mais elevada
CA225,564A CA1021450A (en) 1974-04-25 1975-04-24 Alternate polarite pulse receiver for track circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7414396A FR2268663A1 (en) 1974-04-25 1974-04-25 Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference

Publications (2)

Publication Number Publication Date
FR2268663A1 true FR2268663A1 (en) 1975-11-21
FR2268663B1 FR2268663B1 (ru) 1977-03-04

Family

ID=9138114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7414396A Granted FR2268663A1 (en) 1974-04-25 1974-04-25 Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference

Country Status (6)

Country Link
BE (1) BE828213A (ru)
BR (1) BR7502448A (ru)
CA (1) CA1021450A (ru)
FR (1) FR2268663A1 (ru)
LU (1) LU72344A1 (ru)
ZA (1) ZA752526B (ru)

Also Published As

Publication number Publication date
ZA752526B (en) 1976-03-31
LU72344A1 (ru) 1975-08-20
FR2268663B1 (ru) 1977-03-04
BR7502448A (pt) 1976-03-09
BE828213A (fr) 1975-08-18
CA1021450A (en) 1977-11-22

Similar Documents

Publication Publication Date Title
GB868775A (en) Improvements relating to information storage devices
GB843406A (en) Improvements relating to signal-translating apparatus
ES362937A2 (es) Sistema contrastador de moneda.
FR2268663A1 (en) Railway track circuit receiver - is alternating impulse type immune from stray high frequency interference
AU471306B2 (en) Improvements in or relating to electrical inductive apparatus having serially interconnected coils
US2347165A (en) Vibrator operated power supply
DE59009689D1 (de) Differenzstromschutzschalter mit Transduktorschaltung mit Einrichtung zum Symmetrieren von Signalkurven.
JPS5242314A (en) Noise eliminating circuit
AU1589170A (en) Circuit arrangement including a coil for generating a magnetic field periodically varying with time and being adjustable in amplitude
GB291529A (en) Improvements in and relating to smoothing circuits for reducing the amplitude of harmonic currents
ES364264A1 (es) Disposicion de circuito de via larga con juntas aisladas e-quipado en una extremidad con un generador de corriente al- terna y en la otra con un receptor.
JPS5612134A (en) Circuit device for reducing distortion in amplitude for superheterodyne receiver
ZA724856B (en) Frequency generators
GB1379154A (en) Railway track circuit
GB710839A (en) Electric pulse rectifier circuits
GB897051A (en) Improvements in or relating to pulse responsive circuits
JPS5260511A (en) Parallel transmission circuits
FR2045346A5 (en) Ozoniser
GB1058465A (en) A d.c. to d.c. converter
JPS5372411A (en) Signal transmission system
GB2084433B (en) Methods and apparatus for encoding and constructing signals
GB837713A (en) Portable electrical body treating device
GB892924A (en) Improvements in or relating to transistorized pulse generators
GB1237404A (en) Improvements in and relating to electrical circuits
GB924897A (en) Impulse track circuit

Legal Events

Date Code Title Description
ST Notification of lapse