Vacuum cleaner with obstacle avoidance
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United States of America Patent
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-
May 8, 2001
Grant Date -
N/A
app pub date -
Aug 20, 1997
filing date -
Aug 20, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A vacuum cleaner is provided that is adapted to detect and display and/or avoid obstacles. In such vacuum cleaners the driving wheels and/or castor wheels that determine the direction of travel may be actively controlled to achieve, at the point in time of obstacle touch or obstacle sensing, a resultant velocity away from obstacles in the path of the cleaning apparatus.
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