Frictional drive unit
Number of patents in Portfolio can not be more than 2000
United States of America
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Dec 3, 2024
Grant Date -
Sep 15, 2022
app pub date -
Aug 5, 2020
filing date -
Aug 5, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
To provide a frictional drive unit that can arrange drive rollers with high density and facilitate an attachment operation of the drive rollers, a frictional drive unit 2 includes a pair of drive disks 4, a plurality of drive rollers 5 rotatably supported by an outer circumferential portion of each drive disk, a pair of actuators 8 configured to independently rotate the pair of drive disks, and an annular main wheel 7 arranged between the pair of drive disks and coming into contact with the drive rollers. Each drive roller includes a roller shaft 41 and a round roller body 42 provided on an intermediate portion of the roller shaft. Each drive disk includes plural pairs of bearing grooves 45 each receiving both ends of the roller shaft of each drive roller. Each bearing grooves open toward the main wheel.
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