Rotating device of automotive seat
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 22, 1998
Grant Date -
N/A
app pub date -
Jun 13, 1997
filing date -
Jun 14, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A rotating device of a seat has a lower base member secured to a vehicle floor. The lower base member includes a radially inside annular raised part and a radially outside depressed annular part. An annular holder member includes a radially inner part and a radially outer part. The radially inside part is concentrically put on and secured to the radially inside annular raised part in a manner to define therebetween an annular space. An upper base member mounts thereon the seat. The upper base member includes a radially inner annular depressed part and a radially outer annular raised part. The raidally inner annular depressed part is spacedly inserted into the annular space. A first group of rolling balls are operatively arranged between the radially outer depressed annular part and the radially inner annular depressed part. A second group of rolling balls are operatively arranged between the radially inner annular depressed part and the radially outer part.
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Family
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