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.:
Date of Patent:
Aug. 13, 2024
Filed:
Apr. 20, 2021
Nanjing Chervon Industry Co., Ltd., Nanjing, CN;
Ronggen Zhu, Nanjing, CN;
Liang Chen, Nanjing, CN;
Nanjing Chervon Industry Co., Ltd., Nanjing, CN;
Abstract
A walk-behind self-propelled machine includes: a body, wheels, a handle connected to the body, a motor, a driver coupled to the motor and driven by the motor, and a follower coupled to the wheels and enabled to drive the wheels to rotate, and a clutch. The clutch allows the driver to transmit power to the follower when the clutch is in a first position, the clutch cuts off a power transmission path between the motor and the wheels when the clutch is in a second position, the clutch is rotatably mounted to the driver, the clutch is in contact with the follower when the clutch rotates to the first position, and the clutch is disengaged from the follower when the clutch rotates to the second position.