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. 09, 2004
Filed:
Dec. 17, 2003
Applicant:
Inventors:
Richard D. Rohret, Colona, IL (US);
Gregory C. Vens, Bettendorf, IA (US);
Assignee:
Packaging Technologies, Inc., Davenport, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B 1/04 ;
U.S. Cl.
CPC ...
B65B 1/04 ;
Abstract
An improved product filling device for filling containers has a zero clearance rotor valve engaging the interior of a rotor valve housing. The rotor has a tapered conical sealing surface engaged with a complimentary conical seating surface in the housing. The position of the rotor allows product to enter a cylinder and be discharged from the cylinder into a container via movement of a piston inside the cylinder. Alternative structures and methods are disclosed.