Treadle

Treadle

Detector of train passage. The treadle can be electronic or mechanical. The working direction of the treadle can be given by the spot location's application direction.
http://dataprep.eulynx.eu/schema/Signalling/Treadle
Crocodile
isSuppressedByTreadle
Detonator
isActivatedByTreadle

Treadle

Detector of train passage. The treadle can be electronic or mechanical. The working direction of the treadle can be given by the spot location's application direction.
http://dataprep.eulynx.eu/schema/Signalling/Treadle
Treadle_normallyOpen
Treadle_singleRail
comment
Detector of train passage. The ...... ation's application direction.
subClassOf