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:
Feb. 18, 2014
Filed:
Aug. 12, 2009
Matthias Suchan, Hachenburg, DE;
Alexander Bublewitz, Herborn, DE;
Matthias Suchan, Hachenburg, DE;
Alexander Bublewitz, Herborn, DE;
Kettenbach GmbH & Co. KG, Eschenburg, DE;
Abstract
The invention pertains to a cartridge () with at least one chamber () for accommodating a substance that respectively features a dispensing opening () and another opening that is closed by a piston () that can be displaced in the chamber and serves for dispensing the substance. The cartridge () furthermore features a piston rod mechanism () for displacing the piston () in the chamber (). In this case, the piston rod mechanism is composed of several piston rods () that can be transferred from a first dispensing stage to a second dispensing stage with the aid of a spring element ().