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bn:03579624n
Noun Concept
Categories: Railway signalling control
EN
lever frame  ground frame  Groundframe
EN
Mechanical railway signalling installations rely on lever frames for their operation to interlock the signals, track locks and points to allow the safe operation of trains in the area the signals control. Wikipedia
Definitions
Relations
Sources
EN
Mechanical railway signalling installations rely on lever frames for their operation to interlock the signals, track locks and points to allow the safe operation of trains in the area the signals control. Wikipedia
A railway signalling device containing interlocks for signals, points etc. Wikipedia Disambiguation
Railway signalling system component Wikidata
A frame in a signal box in which levers that operate signals and points are mounted. Wiktionary
IS A
signal box
HAS PART
CS
hradlový závěr
USES
human power
Wikipedia
EN
lever frame
Wikidata
EN
lever frame
Wiktionary
EN
lever frame
Wikipedia Redirections
EN
ground frame, Groundframe

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