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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 12439854 B1

PDFFull Text
Date of Patent:
Oct. 14, 2025

Filed:

Jun. 08, 2022

Outdoor walking equipment

Applicant:

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

Inventors:

Dezhong Yang, Nanjing, CN;

Yangzi Liu, Nanjing, CN;

Li Li, Nanjing, CN;

Ju Li, Nanjing, CN;

Assignee:

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

Attorney:

Greenberg Traurig, LLP

Primary Examiner:

Erez Gurari

Int. Cl.
CPC ...
A01D 69/02 (2006.01); A01D 34/00 (2006.01); A01D 34/64 (2006.01); A01D 34/78 (2006.01); B60L 50/60 (2019.01); B60L 50/64 (2019.01); B60L 53/53 (2019.01); B60L 53/60 (2019.01); B60L 58/18 (2019.01); H01G 11/34 (2013.01); H01M 10/42 (2006.01); H01M 10/44 (2006.01); H01M 10/46 (2006.01); H01M 50/209 (2021.01); H01M 50/213 (2021.01); H01M 50/247 (2021.01); H01M 50/249 (2021.01); H01M 50/562 (2021.01); H02J 7/00 (2006.01); A01D 101/00 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
A01D 69/02 (2013.01); A01D 34/001 (2013.01); A01D 34/64 (2013.01); A01D 34/78 (2013.01); B60L 50/64 (2019.02); B60L 50/66 (2019.02); B60L 53/53 (2019.02); B60L 53/60 (2019.02); B60L 58/18 (2019.02); H01G 11/34 (2013.01); H01M 10/4221 (2013.01); H01M 10/441 (2013.01); H01M 10/46 (2013.01); H01M 50/209 (2021.01); H01M 50/213 (2021.01); H01M 50/247 (2021.01); H01M 50/249 (2021.01); H01M 50/562 (2021.01); H02J 7/0013 (2013.01); H02J 7/0063 (2013.01); A01D 2101/00 (2013.01); B60L 2200/22 (2013.01); B60L 2200/40 (2013.01); H01M 10/052 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01); H02J 2207/20 (2020.01);
Abstract

A riding lawn mower, including: a frame; a seat; a walking assembly and a walking motor; a cutting assembly and a driving motor configured to drive the cutting assembly; a first energy storage device configured to supply power to at least one of the walking motor or the driving motor, the first energy storage device including at least one first energy storage unit, the first energy storage device detachably mounted to the frame and enabled to supply power to a handheld power tool when detached from the riding lawn mower; and a second energy storage device configured to supply power to at least one of the walking motor or the driving motor, the second energy storage device including at least one second energy storage unit; wherein an energy density of the second energy storage unit is different from an energy density of the first energy storage unit.

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