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公开(公告)号：US20210170852A1
公开(公告)日：2021-06-10
申请号：US17113044
申请日：2020-12-05
发明人： Jun Fan , Chaoqun Wang , Qunli Wei
摘要： The invention provides a mower, which comprises a battery package assembly and a frame for bearing the battery package assembly; the battery package assembly comprises a battery package and a fixing plate, the battery package is fixed on the fixing plate, a plurality of first pulleys are arranged at the bottom of the fixing plate, and the first pulleys are distributed along the installation direction of the battery package assembly. The frame comprises a supporting surface, and the first pulleys are supported on the supporting surface. The battery package assembly of the lawn mower moves on the supporting surface in a rolling mode, generated friction force is small, and convenience and labor saving can be achieved for the mounting and dismounting processes of the battery package assembly.
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公开(公告)号：US11667181B2
公开(公告)日：2023-06-06
申请号：US17113044
申请日：2020-12-05
发明人： Jun Fan , Chaoqun Wang , Qunli Wei
IPC分类号： B60K1/04 , A01D34/64 , A01D34/78 , A01D69/02 , A01D101/00
CPC分类号： B60K1/04 , A01D34/64 , A01D34/78 , A01D69/02 , A01D2101/00 , B60K2001/0416 , B60K2001/0477
摘要： The invention provides a mower, which comprises a battery package assembly and a frame for bearing the battery package assembly; the battery package assembly comprises a battery package and a fixing plate, the battery package is fixed on the fixing plate, a plurality of first pulleys are arranged at the bottom of the fixing plate, and the first pulleys are distributed along the installation direction of the battery package assembly. The frame comprises a supporting surface, and the first pulleys are supported on the supporting surface. The battery package assembly of the lawn mower moves on the supporting surface in a rolling mode, generated friction force is small, and convenience and labor saving can be achieved for the mounting and dismounting processes of the battery package assembly.
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公开(公告)号：US20220201931A1
公开(公告)日：2022-06-30
申请号：US17557055
申请日：2021-12-21
发明人： Min Ding , Qunli Wei , Fei Zhu , Chaoqun Wang
摘要： The disclosure provides a work vehicle. The work vehicle includes: a frame, a wheel unit connected with the frame, a working unit connected with the frame, and a power source arranged on the frame to supply power. The work vehicle further includes: a brake assembly connected with the wheel unit, a locking assembly, provided with a lock arm to lock the brake assembly, and a starting mechanism. The starting mechanism includes a starting arm connected with the lock arm to drive the lock arm to move when the starting arm is operated to unlock the brake assembly.
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