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:
Apr. 13, 2010
Filed:
Aug. 20, 2004
Applicant:
Wilhelm A. Keller, Merlischachen, CH;
Inventor:
Wilhelm A. Keller, Merlischachen, CH;
Assignee:
MIXPAC Systems AG, Rotkreuz, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 7/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the dispensing device, preferably a double cartridge () having a stopper and a locking ring provided with bayonet connecting means, the stopper (), the external surfaces of the cartridge outlets (), and the wall interior of the locking ring (,) comprise mutually cooperating means () for pressing the stopper into the outlets or pulling it out from the outlets as the locking ring is rotated. On one hand, this allows to obtain a tight closure, and on the other hand, it is very simple in this manner to pull out the tightly fitting stopper.