公开(公告)号：US20230142590A1

公开(公告)日：2023-05-11

申请号：US17984048

申请日：2022-11-09

Applicant: TECHTRONIC CORDLESS GP

Inventor： Man Ho CHOI ,  Hei Man LEE ,  Shing Hin LI

IPC: G05D1/00 ,  A01D34/00

CPC classification number: G05D1/0027 ,  A01D34/008 ,  G05D1/0022 ,  G05D2201/0208

Abstract: A method of operating a mowing system, the method including mowing within a work area, wherein mowing is performed by a robotic lawn mower, and wherein the work area comprises a plurality of base stations each configured to charge the robotic lawn mower; determining when to charge the robotic lawn mower in view of a current charge level and a current location of the robotic lawn mower.

公开(公告)号：US20230292661A1

公开(公告)日：2023-09-21

申请号：US18185244

申请日：2023-03-16

Applicant: TECHTRONIC CORDLESS GP

Inventor： Hei Man LEE ,  Man Ho CHOI ,  Hok Sum Sam LAI ,  Ho Lam NG

IPC: A01D34/82 ,  A01D34/81

CPC classification number: A01D34/828 ,  A01D34/81 ,  A01D2101/00

Abstract: A robotic garden tool including a body having a first end and a second end opposite the first end, one or more wheels rotatably coupled to the body, and a cutting assembly coupled to the body. The robotic garden tool also includes a first grass comb positioned between the cutting assembly and the first end, and a second grass comb positioned between the cutting assembly and the second end.

公开(公告)号：US20230240178A1

公开(公告)日：2023-08-03

申请号：US18161545

申请日：2023-01-30

Applicant: TECHTRONIC CORDLESS GP

Inventor： Hei Man LEE ,  Man Ho CHOI

IPC: A01D34/00

CPC classification number: A01D34/008 ,  A01D2101/00

Abstract: A robotic garden tool may include a first sensor configured to sense an electromagnetic signal from a boundary cable installed on an operating surface, and a second sensor configured to sense a first anchor installed on the operating surface. The robotic garden tool may also include an electronic processor configured to control, based on first sensor data received from the first sensor, operation of at least one wheel motor to control movement of the robotic garden tool such that the robotic garden tool remains within a boundary defined by the boundary cable. The electronic processor may also be configured to, in response to receiving second sensor data from the second sensor that indicates a sensing of the first anchor, control operation of the at least one wheel motor to control movement of the robotic garden tool in a first predetermined manner.

公开(公告)号：US20230141983A1

公开(公告)日：2023-05-11

申请号：US17984038

申请日：2022-11-09

Applicant: TECHTRONIC CORDLESS GP

Inventor： Man Ho CHOI ,  Hei Man LEE ,  Shing Hin LI

IPC: G05D1/00 ,  A01D34/00

CPC classification number: G05D1/0027 ,  A01D34/008 ,  G05D1/0022 ,  G05D2201/0208

Abstract: A mowing system including a base station disposed at a work area; and a plurality of robotic lawn mowers disposed at the work area, the plurality of robotic lawn mowers including a first robotic lawn mower and a second robotic lawn mower, wherein the base station is configured to communicate with the second robotic lawn mower through the first robotic lawn mower.

公开(公告)号：US20230420876A1

公开(公告)日：2023-12-28

申请号：US18320364

申请日：2023-05-19

Applicant: TECHTRONIC CORDLESS GP

Inventor： Hei Man LEE ,  Nan Wang

IPC: H01R13/04 ,  H01R13/502

CPC classification number: H01R13/04 ,  H01R13/502

Abstract: The present invention relates to the technical field of electrical connection protection, disclosing an electrical connection protection system, an electrical protection connecting head, an electrical device and a power supply apparatus. The electrical connection protection system comprises a first connection end for a power supply apparatus and a second connection end for an electrical device, the first connection end and the second connection end respectively comprising positive pole terminals capable of contacting each other to establish an electrical connection and negative pole terminals capable of contacting each other to establish an electrical connection, wherein when the first connection end and the second connection end are connected, the negative pole terminals of the first connection end and the second connection end contact each other before the positive pole terminals of the first connection end and the second connection end. Thus, an inrush current can be prevented from arising at the instant when the power supply apparatus and the electric device are connected, in order to prevent damage to internal electrical components of the electrical device and the power supply apparatus.

公开(公告)号：US20230378565A1

公开(公告)日：2023-11-23

申请号：US18319909

申请日：2023-05-18

Applicant: TECHTRONIC CORDLESS GP

Inventor： Hei Man LEE ,  Nan Wang ,  Li Feng Wang

IPC: H01M10/653 ,  H01M50/291 ,  H01M50/293

CPC classification number: H01M10/653 ,  H01M50/291 ,  H01M50/293

Abstract: The present invention provides a battery support, and a battery assembly comprising the battery support. The battery support is used to retain a battery assembly having multiple cells; a heat dissipating means of the battery support comprises at least one spacer component, the spacer component has multiple accommodating recesses on at least one side, the accommodating recess is partially shape-fitted to a circumferential sidewall of the cell, and the spacer component is made of a material with a thermal conductivity greater than that of air. The heat dissipating means of the battery support of the present invention is fitted to outer walls of the cells over as large an area as possible, and the heat dissipating means is able to undergo heat exchange with the cells in the process of use of the battery assembly and thus promote heat dissipation from the cells, in order to maintain the efficiency of use and the service life of the battery assembly.

公开(公告)号：US20230292654A1

公开(公告)日：2023-09-21

申请号：US18179859

申请日：2023-03-07

Applicant: TECHTRONIC CORDLESS GP

Inventor： Chi Chau LEE ,  Hei Man LEE

IPC: A01D34/00 ,  G05D1/00 ,  G05D1/02 ,  G06F40/40 ,  G01W1/10

CPC classification number: A01D34/008 ,  G05D1/0016 ,  G05D1/0219 ,  G05D1/0225 ,  G06F40/40 ,  G01W1/10 ,  A01D2101/00

Abstract: A communication system may include an external device and a robotic garden tool. The external device electronic processor may be configured to retrieve calendar information associated with a location that includes a lawn, and analyze, using at least one of natural language processing and word recognition, the calendar information to extract first information related to use of the lawn at one or more time periods. The external device may be further configured to generate scheduling information for the robotic garden tool based on the first information, and transmit the scheduling information to the robotic garden tool. The robotic garden tool may be configured to receive the scheduling information from the external device, and control operation of the at least one wheel motor to control movement of the robotic garden tool in accordance with the scheduling information.

公开(公告)号：US20230339341A1

公开(公告)日：2023-10-26

申请号：US18306089

申请日：2023-04-24

Applicant: TECHTRONIC CORDLESS GP

Inventor： Carl Jeffries ,  Neil McGuinness ,  Hok Sum Sam Lai ,  Man Ho Choi ,  Ho Lam Ng ,  Shing Hin Li ,  Wai Chung Lee ,  Kar Tat Wong ,  Hei Man LEE

IPC: B60L53/16 ,  H02J7/00 ,  A01D34/00

CPC classification number: B60L53/16 ,  H02J7/0042 ,  A01D34/008 ,  B60L2200/40 ,  A01D2101/00

Abstract: A charging station for use with a robotic tool, the charging station including a core having a first end and a second end, the first end of the core being configured to be supported on a support surface and the core defining a core axis. The charging station also including a charging terminal coupled to the core, where the charging terminal includes a disk-shaped body extending radially outwardly from the core, where the charging terminal includes a lateral plane subdividing the body into a first sub-section and a second sub-section, and where a positive electrode is positioned on an exterior surface of the first sub-section and where a ground electrode is positioned on an exterior surface of the second sub-section.

公开(公告)号：US20230292656A1

公开(公告)日：2023-09-21

申请号：US18185247

申请日：2023-03-16

Applicant: TECHTRONIC CORDLESS GP

Inventor： Hei Man LEE ,  Man Ho CHOI ,  Hok Sum Sam LAI ,  Ho Lam NG

IPC: A01D34/00 ,  G05D1/02

CPC classification number: A01D34/008 ,  G05D1/0217 ,  G05D1/0219 ,  A01D2101/00

Abstract: A method of turning a robotic garden tool in the presence of an object, where the robotic garden tool includes a body with a first end and a second end opposite the first end. The method includes moving the robotic garden tool in a first direction of travel with the first end serving as the leading end, stopping the robotic garden tool at a first location spaced a predetermined distance from the object, rotating the robotic garden tool when in the first location, and moving the robotic garden tool away from the first location in a second direction of travel with the second end serving as the leading end.

公开(公告)号：US20230126707A1

公开(公告)日：2023-04-27

申请号：US18049047

申请日：2022-10-24

Applicant: TECHTRONIC CORDLESS GP

Inventor： Hei Man LEE ,  Lifeng WANG ,  Shengfu YU ,  Weipeng CHEN ,  Nan WANG ,  Zexin CHEN

IPC: H01M50/507 ,  H01M50/204 ,  H01M50/583

Abstract: An electrical connector configured to connect terminals of battery units in a battery pack includes a body made of an electrically conductive material, the body having at least a first body part and a second body part, and at least one terminal connection part disposed adjacent the first body part configured to connect to the terminal of the battery unit. The at least one terminal connection part includes a first connection component and a second connection component spaced apart from each other. Each of the first and second connection components includes a contact part for contacting the terminal of the battery unit, and a stem connecting the contact part to the body. The stem has a smaller cross section than the contact part. The stem is operable as a fuse configured to cut off an excessively high current.