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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.

Patent No.:

US 12787938 B1

PDFFull Text
Date of Patent:
Nov. 10, 2026

Filed:

Aug. 15, 2023

Power-assisted working machine and mower

Applicant:

Nanjing Chervon Industry Co., Ltd., Nanjing, CN;

Inventors:

Yiwen Xia, Nanjing, CN;

Yanqing Xu, Nanjing, CN;

Yufei Ren, Nanjing, CN;

Haishen Xu, Nanjing, CN;

Assignee:

Nanjing Chervon Industry Co., Ltd., Nanjing, CN;

Attorney:

Greenberg Traurig, LLP

Primary Examiner:

Tinh T Dang

Int. Cl.
CPC ...
A01D 75/28 (2006.01); A01D 34/00 (2006.01); A01D 34/69 (2006.01); A01D 34/78 (2006.01); A01D 34/82 (2006.01); A01D 101/00 (2006.01); B62B 5/00 (2006.01); E01H 5/04 (2006.01);
U.S. Cl.
CPC ...
A01D 75/28 (2013.01); A01D 34/006 (2013.01); A01D 34/69 (2013.01); A01D 34/78 (2013.01); A01D 34/824 (2013.01); A01D 2101/00 (2013.01); B62B 5/0033 (2013.01); E01H 5/04 (2013.01);
Abstract

A power-assisted working machine and mower. The mower includes a body including a traveling assembly and a drive motor for driving the traveling assembly; a handle device connected to the body and including an operating member, where the operating member includes a grip for a user to hold; and a connecting rod connected to the body. The mower further includes a motor parameter detection device configured to detect at least one of the rotor position and the working current of the drive motor; an angle detection device configured to detect an angle of inclination of a workplane of the mower relative to a horizontal plane; and a controller configured to estimate thrust applied to the handle device according to the rotor position and/or the working current and the angle of inclination.

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Xia, Yiwen. (2026). Power-assisted working machine and mower (U.S. Patent No. 12787938). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12787938

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