BRAKING DEVICE FOR A DOOR OPERATOR

A device for inhibiting the closing of a door that controls entry of an enclosure includes a first magnet disposed on a driven portion of the device and a second magnet disposed on a fixed portion of the enclosure. The first magnet and the second magnet are configured to be in register with each oth...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU, Guohong, THOMPSON, Mark Steven, LEE, Jinkoo, SHIM, Hansoo, KIM, Jung Sam, YOO, Byeong Sam
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
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