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:
Nov. 05, 2013
Filed:
Nov. 19, 2009
Christian Stammen, Kaarst-Driesch, DE;
Georg Wagner, Niederzissen, DE;
Olivier Georg Reinertz, Eupen, BE;
Roman Josef Jansen, Wassenberg, DE;
Christian Stammen, Kaarst-Driesch, DE;
Georg Wagner, Niederzissen, DE;
Olivier Georg Reinertz, Eupen, BE;
Roman Josef Jansen, Wassenberg, DE;
SMJM Inject GmbH, Aachen, DE;
Abstract
The invention relates to a syringe, particularly an anesthetic syringe, having a longitudinally displaceable feeding piston disposed over a first hydraulic chamber, and a second hydraulic chamber, wherein the first and second hydraulic chambers are connected by means of a first control element for regulating resistance, wherein the first control element can be actuated by a switch element, wherein the first control element comprises a first check valve.