公开(公告)号：US20230240490A1

公开(公告)日：2023-08-03

申请号：US18003389

申请日：2021-09-03

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Kaifang ZHONG ,  Qing SUN ,  Liang QIAO

IPC: A47L9/04

CPC classification number: A47L9/0411 ,  A47L9/0477

Abstract: A cleaning tool, including a suction pipe, a brush head outer casing, a motor casing, and a brush head. The cleaning tool further includes: a brush head inner casing, which is relatively rotatably provided in the brush head outer casing and forms an accommodation cavity of the brush head; and a bottom plate, which is integrally formed with the brush head inner casing and forms a cleaning contact surface of the cleaning tool. The bottom plate includes a front raised portion and a rear raised portion.

公开(公告)号：US20230346177A1

公开(公告)日：2023-11-02

申请号：US18016700

申请日：2021-11-17

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Peng LEI ,  Liang QIAO ,  Qing SUN

IPC: A47L9/00 ,  A47L9/28

CPC classification number: A47L9/0063 ,  A47L9/2873

Abstract: A cleaning device, a storage apparatus for the cleaning device, and a cleaning system are provided. The cleaning device includes a body and a connecting portion, the body or the connecting portion is provided with an attraction member, and the attraction member is configured to attract a surface to be attracted.

公开(公告)号：US20230240495A1

公开(公告)日：2023-08-03

申请号：US18003453

申请日：2021-09-23

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Qing SUN ,  Peng LEI ,  Liang QIAO ,  Wang LIU

IPC: A47L9/16 ,  A47L5/24 ,  A47L9/12 ,  B04C3/04 ,  B04C3/06 ,  B04C9/00 ,  B01D46/10 ,  B01D46/00 ,  B01D46/42 ,  F16J15/10

CPC classification number: A47L9/1625 ,  A47L9/1641 ,  A47L5/24 ,  A47L9/1683 ,  A47L9/1666 ,  A47L9/122 ,  A47L9/1608 ,  B04C3/04 ,  B04C3/06 ,  B04C9/00 ,  B01D46/10 ,  B01D46/0005 ,  B01D46/4227 ,  F16J15/10 ,  B04C2009/002 ,  B04C2009/005 ,  B01D2273/30 ,  B01D2275/10 ,  B01D2279/55

Abstract: A cleaning apparatus, including: a suction system; a separation system; a filtration system; and a garbage collection system at least comprising a first garbage collection cavity configured to collect garbage passing through a primary separation system and a second garbage collection cavity configured to collect garbage passing through a secondary separation system, wherein the first garbage collection cavity and the second garbage collection cavity have a common airtight cover, a bottom of the second garbage collection cavity and a bottom of the first garbage collection cavity are located on the airtight cover in a direction extending outward from a center of the airtight cover, and the first garbage collection cavity and the second garbage collection cavity are isolated in a sealed manner in a direction perpendicular to a surface of the airtight cover.