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公开(公告)号：US20220363304A1
公开(公告)日：2022-11-17
申请号：US17772779
申请日：2020-11-05
Applicant: NSK LTD.
Inventor： Seiichi MORIYAMA , Keisuke NAKAO , Kaname YASUDA , Naofumi FUJITA
Abstract: Provided is an outer tube including a solid-shaped male-shaft portion and a bottomed cylindrical female-tube portion integrally formed with the male shaft portion. A hole cover is externally fitted to the female-tube portion and closes a gap between a dash panel separating the vehicle cabin interior and the vehicle cabin exterior of a vehicle body and the outer tube. In an assembled state in the vehicle body, the solid male-shaft portion is arranged in the vehicle cabin exterior, and an opening portion of a slide hole provided in the female-tube portion is arranged in the vehicle cabin interior.
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公开(公告)号：US20230193984A1
公开(公告)日：2023-06-22
申请号：US17926873
申请日：2021-12-03
Applicant: NSK LTD.
Inventor： Hiroshi KAWAHARA , Hiroki HASHIGUCHI , Hirofumi ITAGAKI , Azusa HIDAKA , Hiroki NISHIDA , Naofumi FUJITA , Hikari YOSHIMI , Naohiro HITOMI , Masahiro KITA
CPC classification number: F16H13/08 , F16H13/14 , F16H57/043 , F16H57/0486
Abstract: A frictional roller reducer having a sun roller; a ring roller; a plurality of intermediate rollers having rolling surfaces coming in rolling contact with the sun roller and the ring roller; the sun roller or the ring roller having a pair of roller elements including inclined surface portions on a circumferential surface coming in rolling with rolling surfaces, the inclined surface portions inclined in directions going toward the intermediate rollers in a radial direction as going away from each other in the axial direction; a pressing device pressing the pair of roller elements in directions going closer to each other, and an elastic member arranged between the pair of roller elements, the elastic member urging the pair of roller elements in directions going away from the rolling surface of the intermediate rollers.
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