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公开(公告)号：US20230331205A1
公开(公告)日：2023-10-19
申请号：US18340530
申请日：2023-06-23
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Benben CHAI , Fengyu LIU , Yongsheng ZHANG
CPC classification number: B60T13/588 , B60T13/142 , B60T8/17 , B60T1/005 , F16D65/16 , F15B15/26 , F15B15/1428 , F15B15/1447 , F16D2127/06
Abstract: A hydraulic apparatus is disclosed, which includes a hydraulic cylinder body, a piston, a push assembly, and a first sealing component; the hydraulic cylinder body is of a hollow cylinder shape, provided with a first opening and a second opening respectively at two ends; the piston is disposed in the hydraulic cylinder body and is located at the first opening; the first sealing component covers the second opening; the hydraulic cylinder body, the piston, and the first sealing component are configured to form a hydraulic chamber; the hydraulic cylinder body is provided with a liquid flow opening which is located between the first sealing component and the piston; and the piston is configured to be enabled to move in the hydraulic cylinder body, driven by the push assembly.
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公开(公告)号：US20230100807A1
公开(公告)日：2023-03-30
申请号：US17989963
申请日：2022-11-18
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Benben CHAI , Fengyu LIU , Yihong ZHENG
Abstract: A drive apparatus includes a first variable speed drive mechanism, a second variable speed drive mechanism, a first output half shaft, and a second output half shaft. The first variable speed drive mechanism includes a first reduction gear, a first planetary gear system, and a first brake mechanism. The second variable speed drive mechanism includes a second reduction gear, a second planetary gear system, and a second brake mechanism. The first planetary gear system includes a first sun gear, a first gear ring, a first planetary gear, and a first planet carrier. The first reduction gear is engaged with the first sun gear.
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