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.:

US 8622244 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 07, 2014

Filed:

Jul. 03, 2009
Applicants:

Rochus Stoeckli, Buochs, CH;

Andy Greter, Steinhausen, CH;

Wilhelm A. Keller, Merlischachen, CH;

Inventors:

Rochus Stoeckli, Buochs, CH;

Andy Greter, Steinhausen, CH;

Wilhelm A. Keller, Merlischachen, CH;

Assignee:

Medmix Systems AG, Rotkreuz, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B67D 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A dispensing assembly includes a double cartridge having two storage containers with bags placed therein, a mixer that is connectable to the cartridge, and an opening device acting upon the bag. The opening device is arranged on the mixer housing and rotatable with respect to the cartridge and has a cutting member including two knife-edges that acts essentially perpendicular to the longitudinal axis of the bags within the cartridge. Due to the knife-edges being rotatable and arranged laterally with respect to the bags, the cutting member allows a clean and predetermined opening of the bags and a dispensing operation with minimum pressure losses and lost volumes.


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