LIGHT BARRIER FOR REOPENING ELEVATOR DOORS

An apparatus for detecting an object adjacent an elevator door includes a housing (47) mounted at an upper edge of a car door opening (38) and in whic h are mounted a plurality of short range detector pairs (50) and a plurality of lo ng range detector pairs (53). Each short range detector pair inclu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GREGORY, RICHARD A, KASSETAS, NICHOLAS
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
Online-Zugang:	Volltext bestellen
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