Tool carrier
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United States of America Patent
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Dec 3, 2013
Grant Date -
Jun 20, 2013
app pub date -
Jun 15, 2012
filing date -
Jun 15, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A system configured for lifting or lowering a tool carriage device via a ladder climbing structure is described. The tool carriage device may be adapted to enclose and transport a payload and include a fall arrest grab with an overspeed brake to stop an uncontrolled descent of the carriage device. The tool carriage device may include obstruction sensors to detect an obstruction along the path of the carriage device.
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