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. 26, 2021
Filed:
Jun. 21, 2017
Basf SE, Ludwigshafen am Rhein, DE;
Horst Dieter Brix, Limburgerhof, DE;
Harald Kroeger, Limburgerhof, DE;
Heinz-Gerd Wegkamp, Limburgerhof, DE;
Wolf-Dieter Wichmann, Neetzow, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to a system for delivering an agricultural formulation, having a container () for holding the agricultural formulation, the container () having a removal opening (), a delivery unit (), securely fastened in or to the container (), for delivering the agricultural formulation located in the container () through the removal opening (). The system also comprises a drive unit which, in order to drive the delivery unit (), separately from the delivery unit (), is coupled detachably to the delivery unit (), wherein the drive unit has a hydraulic unit (), which comprises a cylinder chamber (), a piston () that is movable back and forth in the cylinder chamber (), and an outlet opening () for a hydraulic fluid, and has a hydraulic line () which is coupled to the outlet opening () and able to be coupled to the delivery unit (). In the system according to the invention, the hydraulic fluid is water or rapidly biodegradable. Furthermore, the hydraulic unit has a further cylinder chamber for driving the piston by means of a further hydraulic fluid. The invention also relates to a method for delivering an agricultural formulation.