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:
Oct. 06, 2026
Filed:
Apr. 22, 2024
Greenworks (Jiangsu) Co., Ltd, Changzhou, CN;
Jin Cao, Changzhou, CN;
Jie Gao, Changzhou, CN;
Wanghao Li, Changzhou, CN;
Zhigao Pu, Changzhou, CN;
Jimmy Alzén, Gränna, SE;
Greenworks (Jiangsu) Co., Ltd, Changzhou, CN;
Abstract
The disclosure relates to a mower and a height adjustment method of the mower. The mower includes a casing, a cutting device, a height adjustment mechanism, a sensing assembly and a control unit. The cutting device is arranged on the casing. The height adjustment mechanism drives the cutting device to move along a height adjustment direction relative to the casing. The sensing assembly includes a corresponding optical grating structure and a first sensor. The optical grating structure includes hollow parts and blocking parts distributed alternately, and the first sensor includes a first signal receiver and a first signal transmitter. The control unit controls the height adjustment mechanism to adjust a height according to a number of times the first signal is blocked. Wherein, one of the optical grating structure and the first sensor is directly or indirectly arranged on the cutting device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile