Safety device
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United States of America Patent
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Aug 16, 2016
Grant Date -
Apr 7, 2016
app pub date -
Oct 1, 2015
filing date -
Oct 2, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A safety device for an aerial lift having a basket or cage with controls which permit an operator standing in the basket or cage to maneuver it. The safety device comprises a control module which is programmed to prevent movement of the basket or cage and activate an alarm by cutting electrical supply to a function enable switch and, if the electrical supply to the function enable switch cannot be cut, the control module is further programmed to prevent movement of the basket or cage and activate the alarm by operating an emergency switch to cut the electrical supply.
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