DUAL MACHINE ARRANGEMENT
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Nov 7, 2024
app pub date -
May 3, 2023
filing date -
May 3, 2023
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A dual machine arrangement is provided for a hoist assembly of an elevator system. The dual machine arrangement includes dual machines, each comprising a motor and a sheave, which is rotatable by the motor, a coupling by which respective ends of the sheaves of the dual machines are connected and drive circuitry configured to synchronize reverse operations of the dual machines to raise or lower a load.
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