A system comprises a trolley (102) for travel along an aisle of an aircraft interior. An infrared sensor (104) is mounted on the trolley (102), a controller (112) is operatively connected to the infrared sensor (104), and an output device (114) is operatively connected to the controller (112). The controller (112) includes machine readable instructions configured to cause the controller (112) to receive input from the infrared sensor (104) and to issue an alert to the output device (114) upon detection of an obstacle in the input from the infrared sensor (104).
TROLLEY ALERT SYSTEM
WAGENWARNSYSTEM
SYSTÈME D'ALERTE DE CHARIOT
2022-09-14
Patent
Elektronische Ressource
Englisch
Trolley wire breaks prevented by alert maintenance
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