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:
Mar. 05, 2019
Filed:
Apr. 29, 2016
Applicant:
Buerkert Werke Gmbh, Ingelfingen, DE;
Inventor:
Christoph Hettinger, Ingelfingen, DE;
Assignee:
BUERKERT WERKE GMBH, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/142 (2006.01); A61M 5/145 (2006.01); A61M 39/22 (2006.01);
U.S. Cl.
CPC ...
A61M 5/14593 (2013.01); A61M 5/14224 (2013.01); A61M 39/223 (2013.01); A61M 2005/14513 (2013.01); A61M 2205/3337 (2013.01); A61M 2205/3341 (2013.01);
Abstract
A dosing device with a dosing chamber unit receiving dosing fluid and actively ejecting dosing fluid, which includes at least one dosing chamber, an inflow channel which fluidically connects a dosing chamber with an inlet and in an inflow orifice opens into the dosing chamber, and a backflow channel which fluidically connects the or a dosing chamber with a backflow and which in a backflow orifice proceeds from the associated dosing chamber, is able to exactly eject minimum amounts of fluid. Inflow and backflow orifice are spaced from each other. A 3-way valve is provided with a common port for the inflow and the backflow channel.