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:
Jan. 04, 2005
Filed:
Jul. 03, 2002
Stefan Cedergren, Bunkeflostrand, SE;
Stefan Cedergren, Bunkeflostrand, SE;
Asept International AB, Lund, SE;
Abstract
The present invention relates to a valve device at dispensers which are adapted for dispensing portions of liquid or semi-liquid products (), preferably foodstuff, from containers, and which have vacuum pumps () for generating a negative pressure in passage systems () through which the products () are dispensed from the containers. The valve device is a magnetic valve device () which is designed as a permanent magnet device with a valve body () which automatically shifts or changes position when the vacuum pump () has emptied a container (e.g.), such that said vacuum pump () immediately thereafter can empty another container (e.g.).