AIR CASTER WITH SKIRT STABILIZER
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United States of America Patent
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Issued Date -
Jul 1, 2021
app pub date -
Dec 31, 2020
filing date -
Dec 31, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
In one aspect there is provided an air caster comprising a platform to support a load above a surface, a skirt, wherein said skirt cooperates with said platform to define an interior volume, at least one air inlet to allow air to enter said interior volume, at least one air exit to allow air to exit said interior volume, and a skirt stabilizer operable to create a substantially airtight seal between the skirt and the surface, said airtight seal being formed circumferentially around said at least one air exit when the air caster is in a resting state.
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