RETROFITTING AN ELEVATOR MACHINE WITH PRIMARY AND SECONDARY BRAKING

A method is disclosed of retrofitting an elevator machine with primary and secondary braking, the machine being disposed on a machine support frame in an elevator machine room, and engaging one or more ropes for providing selective movement of an elevator car disposed in an elevator shaft, the machi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Swaybill, Bruce P, Richter, Jesse R, Mendrala, Gary P, Eschenbrenner, John, O'Seep, Gregory M, Koenig, Christopher H, Williams, Robert K, Derwinski, Patricia, Davis, Daniel B, Hubbard, James L, Hardesty, Martin J
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CAPSTANS ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING HOISTS LIFTING PERFORMING OPERATIONS TACKLES, e.g. PULLEY BLOCKS TRANSPORTING WINCHES
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Beschreibung
Zusammenfassung:	A method is disclosed of retrofitting an elevator machine with primary and secondary braking, the machine being disposed on a machine support frame in an elevator machine room, and engaging one or more ropes for providing selective movement of an elevator car disposed in an elevator shaft, the machine having a drive sheave including a cylindrical brake drum, and brake components including dual brake arms; the method including: removing the brake components; affixing flanged disc segments about the drum and interlocking the flanged disc segments to form a brake rotor; and mounting respective brake calipers to frame mounts for providing primary and secondary braking to the elevator machine.