公开(公告)号：US20230028444A1

公开(公告)日：2023-01-26

申请号：US17562305

申请日：2021-12-27

Applicant: HOBOT TECHNOLOGY INC.

Inventor： CHIA-CHIN LIN ,  CHAO-KUO YUEH ,  WEI-BO DING ,  CHUN-YAO CHEN

IPC: A47L9/04 ,  A47L9/14 ,  A47L11/40 ,  A47L9/28

Abstract: A self-moving cleaning device includes: a base; a mobile module adjacent to the base and configured to contact a surface when the self-moving cleaning device moves on the surface; a vacuum module arranged over the base; a dust box arranged over the base and connected to the vacuum module, the dust box including a first opening and a second opening; a first suction port arranged on the base and including a first suction inlet connected to the first opening; a second suction port arranged on the base and including a second suction inlet connected to the second opening, the first suction port disposed between a front side of the base and the second suction port; a roller brush device arranged on the base and within the second suction port; and an air duct, wherein the first suction port is connected to the dust box through the air duct to thereby connect the first suction inlet to the first opening.