Fall Arrest Device with Rope Drive Mechanism
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United States of America Patent
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app pub date -
Oct 25, 2013
filing date -
Jan 22, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A combination of a drive mechanism associated with a fall arrest device. The drive mechanism includes a drive motor, a rope drive wheel, and a freewheel having a sleeve with axial recesses and clamping faces on an inner surface, which the clamping bodies are guided in a cage and are located in the recesses. The fall arrest device includes a drum onto which a safety rope is wound, a return spring configured to be tensioned during the unwinding of the safety rope from the drum, and a locking device configured to lock the drum against rotation in the safety rope in an unwinding direction in the event of a fall of a person carried by the safety rope.
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Family
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