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.)
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CNH Industrial Baumaschinen GmbH
Original Assignee
O&K Orenstein and Koppel GmbH
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Filing date
Publication date
Application filed by O&K Orenstein and Koppel GmbHfiledCriticalO&K Orenstein and Koppel GmbH
Application grantedgrantedCritical
Publication of FR732490ApublicationCriticalpatent/FR732490A/fr
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
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR732490D1931-10-011932-03-01Dispositif de signalisation lumineuse avec lampe d'arrêt de remplacement, notammentpour voies ferrées
ExpiredFR732490A
(fr)
Signalisation automatique de l'approche des trains aux passages à niveau, par un dispositif lumineux et sonore, placé sur les routes à proximité des passages à niveau