Motorized lifting device conveying power and/or data
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United States of America Patent
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May 8, 2018
Issued Date -
N/A
app pub date -
Apr 4, 2014
filing date -
May 13, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus includes a drum to draw in or let out a line and a motor and transmission coupled to the drum to apply a torque thereto. A cable is incorporated into the line to transport at least one of power and data along the line to an object or device at the end of the line. In certain embodiments, the cable is configured to support all or a portion of the load. In other embodiments, the line includes a load-bearing wire separate from the cable which is configured to support all or a portion of the load.
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