Seat slide apparatus for vehicle
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United States of America Patent
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May 8, 2018
Grant Date -
Jan 25, 2018
app pub date -
Mar 20, 2017
filing date -
Jul 20, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A seat slide apparatus for a vehicle, the seat slide apparatus includes: a lower rail which is fixed to a vehicle floor; an upper rail which is slidably engaged with the lower rail; and a rolling element circulation unit having rolling elements and interposed between the lower rail and the upper rail in a state where the rolling elements are able to be circulated, in which the lower rail includes a bottom wall portion, sidewall portions, and upper wall portions, the upper rail includes a main body portion, and folded-back portions, the rolling element circulation unit includes a case having an annular accommodating path accommodating the rolling elements, between the lower rail and the upper rail, an upper rolling element circulation unit and a lower rolling element circulation unit are provided to be disposed at two positions spaced apart from each other, and the upper rail includes a pedestal portion.
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Family
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