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:
Mar. 09, 2021

Filed:

Sep. 30, 2015
Applicant:

Ecovacs Robotics Co., Ltd., Suzhou, CN;

Inventors:

Jinju Tang, Suzhou, CN;

Maoyong Chen, Suzhou, CN;

Lei Zhu, Suzhou, CN;

Liangliang Liao, Suzhou, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60L 53/30 (2019.01); G05D 1/02 (2020.01); G05D 1/00 (2006.01);
U.S. Cl.
CPC ...
B60L 53/305 (2019.02); G05D 1/0088 (2013.01); G05D 1/0225 (2013.01); G05D 1/0231 (2013.01); G05D 1/0274 (2013.01); G05D 2201/0203 (2013.01);
Abstract

A method, applicable in a self-propelled surface-traveling robot system, for returning to a primary charging station, where the robot system comprises a surface-traveling robot and at least two charging stations for charging the robot, comprising the following steps: S: the robot establishes a map of an area; S: one of the charging stations is set as the primary charging station and the position of the primary charging station is recorded in the map of the area; and S: when finishing working, the self-propelled surface-traveling robot returns to the primary charging station according to the position of the primary charging station in the map of the area. In the method, applicable in a self-propelled surface-traveling robot system, for returning to a primary charging station of the present invention, the robot returns to the position of the set primary charging station after it finishes working so that the robot may be found by a user as accustomed at the position of the primary charging station when the robot is not working; and the starting point of the robot for each time working may also be determined, by setting the charging station at an important position where the robot is firstly needed to work as the primary charging station, facilitating arrangement of position for priority work.


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