公开(公告)号：US20240292986A1

公开(公告)日：2024-09-05

申请号：US18574711

申请日：2022-06-24

Applicant: BEIJING ROBOROCK TECHNOLOGY CO., LTD.

Inventor： Hongliang XU ,  Guang YU ,  Chuanlin DUAN ,  Dahong GONG ,  Yongfei ZHOU

IPC: A47L9/14 ,  A47L9/00 ,  A47L9/12 ,  F16K15/06

CPC classification number: A47L9/1409 ,  A47L9/0063 ,  A47L9/122 ,  A47L9/149 ,  F16K15/063 ,  A47L2201/024 ,  A47L2201/04

Abstract: Disclosed are a dust box, an automatic cleaning apparatus and a dust collection pile. The dust box includes: a dust box body including a bottom wall and sidewalls disposed around edges of the bottom wall, the sidewalls extend from the bottom wall away from the bottom wall, the bottom wall and the sidewalls define an accommodation space, the sidewall is defined with a first through hole, and the first through hole is a pathway for garbage to enter or move out of the accommodation space, a check valve assembly is disposed on the sidewall of the dust box, and the check valve assembly is biased in a closed state, and in response to an external acting force applied to the check valve assembly being greater than a threshold, the check valve assembly is switched from the closed state to an open state.

公开(公告)号：US20250082162A1

公开(公告)日：2025-03-13

申请号：US18728233

申请日：2022-08-08

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Haibin LI ,  Zhibin ZHANG ,  Yanhui LIU ,  Hongliang XU

IPC: A47L11/40

Abstract: An automatic cleaning device, including an assembly structure configured to assemble a position determination device on a mobile platform T the assembly structure includes an assembly bracket including: a rotor accommodation portion that includes a first arc-shaped side wall; and a motor accommodation portion that includes a second arc-shaped side wall. The position determination device includes a position determination element including: a rotor, a rotating shaft of the rotor being substantially disposed in a geometric center of the rotor accommodation portion; and a motor, an output shaft of the motor being substantially disposed on a connecting line between a geometric center of the motor accommodation portion and the geometric center of the rotor accommodation portion.

公开(公告)号：US20250089964A1

公开(公告)日：2025-03-20

申请号：US18726864

申请日：2022-06-27

Applicant: Beijing Roborock Technology Co., Ltd.

Inventor： Hongliang XU

IPC: A47L11/40

Abstract: An automatic cleaning device includes: a mobile platform configured to automatically move on an operation surface and including a cover plate; and a button assembly assembled on the cover plate, the button assembly including a button cap and a bracket, and the button cap being assembled on the bracket, wherein the bracket and the cover plate are integrally formed.