Travelling device equipped with dual, rotating, negative-pressure suction seals
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United States of America Patent
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Aug 11, 2015
Grant Date -
Jan 16, 2014
app pub date -
Jan 14, 2012
filing date -
Jan 17, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
To improve the traveling functionality of a traveling device equipped with dual, rotating, negative-pressure suction seals. Provided is a traveling device equipped with dual, rotating, negative-pressure suction seals, which is characterized in that: a single, rotating, negative-pressure suction seal is respectively provided to the left and the right of the axis of travel of the traveling device; the distance between the rotational axis of one of the negative-pressure suction seals and the axis of travel is substantially equal to the distance between the rotational axis of the other negative-pressure suction seal and the axis of travel; the outer peripheral shape of each negative-pressure suction seal forms a shape comprising a farthest outer peripheral end portion, which is the outer peripheral end portion farthest from the rotational axis, and a nearest outer peripheral end portion, which is the outer peripheral end portion nearest to the rotational axis; and a driven wheel is provided inside each negative-pressure suction seal.
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