The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 06, 2026

Filed:

Sep. 15, 2021
Applicant:

Beijing Roborock Technology Co., Ltd., Beijing, CN;

Inventors:

Xiaoming Liu, Beijing, CN;

Mingchuan Wang, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/28 (2006.01);
U.S. Cl.
CPC ...
A47L 9/2826 (2013.01); A47L 9/2894 (2013.01); A47L 2201/06 (2013.01);
Abstract

A cleaning apparatus, a housing and a sensor used therefor. The housing is provided with a mounting hole for assembling the sensor; a hole wall of the mounting hole is obliquely provided, such that a cross-sectional area of the mounting hole is gradually increased from the inside to the outside; and a reflective structure is arranged on the hole wall, and the reflective structure divides the hole wall into a plurality of reflecting surfaces. The sensor comprises a shell and a sensor assembly arranged inside the shell, wherein the shell is provided with a lens; a cover is used for closing an opening of a main body portion; the cover is connected to the main body portion by means of a threaded member; and a sealing member is provided between the cover and the main body portion, such that the main body portion and the cover are in sealing connection.


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