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:
May. 21, 2024
Filed:
Dec. 11, 2023
Qingdao Agricultural University, Qingdao, CN;
Jiasheng Wang, Qingdao, CN;
Zhengguo Lian, Qingdao, CN;
Dongwei Wang, Dongying, CN;
Ni Hui, Qingdao, CN;
Yang Qiao, Qingdao, CN;
Qingdao Agricultural University, Qingdao, CN;
Abstract
Disclosed is a variable-size and variable-amount topdressing device. The device includes a main frame; an image recognition unit; a variable-amount fertilizer applying portion; two electric push rods which are vertically and fixedly connected to inner opposite surfaces of the main frame respectively; and a variable-size fertilizer applying portion arranged at an output end of the variable-amount fertilizer applying portion, where a height of the variable-size fertilizer applying portion is adjusted by the two electric push rods, an output end of the variable-size fertilizer applying portion is arranged corresponding to the output end of the variable-amount fertilizer applying portion, and the variable-size fertilizer applying portion is used for adjusting a fertilizer applying range. The variable-amount fertilizer applying portion, the variable-size fertilizer applying portion and the two electric push rods are electrically connected to the image recognition unit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile