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:
Jan. 20, 2026
Filed:
May. 31, 2022
Amazonen-werke H. Dreyer SE & Co. KG, Hasbergen, DE;
Karl-Peter Hoffmann, Hude, DE;
Amazonen-Werke H. Dreyer SE & Co. KG, Hasbergen, DE;
Abstract
The invention relates to a hydraulic circuit for colter pressure adjustment at an agricultural spreading machine, with a first line region which is configured to be connected to a first colter pressure adjustment cylinder and to specify a hydraulic pressure to the first colter pressure adjustment cylinder, a first pressure limitation valve which is configured to limit the hydraulic pressure in the first line region to a first maximum pressure, a second line region which is configured to be connected to a second colter pressure adjustment cylinder and to specify a hydraulic pressure to the second colter pressure adjustment cylinder, and a second pressure limitation valve which is configured to limit the hydraulic pressure in the second line region to a second maximum pressure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile