Método para operar uma porta de elevador com um motor de indução linear e aparelho para operar uma porta de elevador

A linear motor for operating an elevator door is energized using a bang-bang control strategy (10) wherein three-phase AC utility mains (16) are connected (29) directly to the linear motor primary (14) by means of a motor control (12) in response to control signals (26) provided under the direction...

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Bibliographische Detailangaben
Hauptverfasser:	THOMAS M. KOWALCZYK, DAVID W. BARRETT, RICHARD E. KULAK, THOMAS HE, JEROME F. JAMINET, THOMAS M. MCHUGH, RICHARD E. PERUGGI, EDWARD E. AHIGIAN
Format:	Patent
Sprache:	por
Schlagworte:	CONTROLLING PHYSICS REGULATING SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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