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:
May. 11, 1993
Filed:
Mar. 03, 1992
Applicant:
Inventor:
Vytautas Kupcikevicius, Oaklawn, IL (US);
Assignee:
Viskase Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B / ; B65B / ;
U.S. Cl.
CPC ...
53434 ; 533737 ; 533748 ; 53391 ; 53512 ; 53479 ;
Abstract
Vacuum packaging apparatus and method for evacuating and heat sealing bags employs a clamp, swingable over substantially the full length of the bagged product, to effect a temporary air-tight seal of an evacuated bag during transport of the evacuated bag from an evacuating zone to a heat sealing zone. The apparatus also includes a platen having a shallow V-shaped configuration to cradle the bagged product and the V-shaped being flattened to a plane and the platen being elevated to facilitate automatic removal of the bagged product from the platen.