FR817627A - Perfectionnements aux signaux lumineux - Google Patents

Perfectionnements aux signaux lumineux

Info

Publication number
FR817627A
FR817627A FR817627DA FR817627A FR 817627 A FR817627 A FR 817627A FR 817627D A FR817627D A FR 817627DA FR 817627 A FR817627 A FR 817627A
Authority
FR
France
Prior art keywords
light signals
signals
light
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
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.)
Societe dElectricite Mors SA
Original Assignee
Societe dElectricite Mors 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 Societe dElectricite Mors SA filed Critical Societe dElectricite Mors SA
Application granted granted Critical
Publication of FR817627A publication Critical patent/FR817627A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B61L5/1809—Daylight signals
    • B61L5/1836—Daylight signals using light sources of different colours and separate optical systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR817627D 1936-05-13 1936-05-13 Perfectionnements aux signaux lumineux Expired FR817627A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR817627T 1936-05-13

Publications (1)

Publication Number Publication Date
FR817627A true FR817627A (fr) 1937-09-07

Family

ID=9268428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817627D Expired FR817627A (fr) 1936-05-13 1936-05-13 Perfectionnements aux signaux lumineux

Country Status (1)

Country Link
FR (1) FR817627A (fr)

Similar Documents

Publication Publication Date Title
FR825438A (fr) Perfectionnements aux radiophares
FR831215A (fr) Perfectionnements aux miroirs électroniques
FR747934A (fr) Perfectionnements aux cristallisoirs
FR804598A (fr) Perfectionnements aux skis
FR829463A (fr) Perfectionnements aux mécanismes diviseurs
FR817627A (fr) Perfectionnements aux signaux lumineux
FR830232A (fr) Perfectionnements aux circuits récepteurs
FR788144A (fr) Perfectionnements aux signaux lumineux
FR813947A (fr) Perfectionnements aux charrues
FR799925A (fr) Perfectionnements aux phonographes
FR819858A (fr) Perfectionnements aux gyroscopes
FR819517A (fr) Perfectionnements aux dioramas lumineux
FR805806A (fr) Perfectionnements aux gazogènes
FR827395A (fr) Perfectionnements aux sources de lumière
FR827097A (fr) Perfectionnements aux aéroplanes
FR806613A (fr) Perfectionnements aux appareils enregistreurs
FR800039A (fr) Perfectionnement aux signaux lumineux
FR824479A (fr) Perfectionnements apportés aux embrayages
FR821259A (fr) Perfectionnements aux boîtes de vitesses
FR822765A (fr) Perfectionnements aux appareils stéréographomètres
FR49822E (fr) Perfectionnements aux signaux lumineux
FR816494A (fr) Signal lumineux
FR47419E (fr) Perfectionnements aux gazogènes
FR821323A (fr) Perfectionnements aux rupteurs-conjoncteurs
FR808715A (fr) Perfectionnements apportés aux pendules de radiesthésiste