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. 14, 1991
Filed:
Mar. 15, 1990
Applicant:
Inventor:
Hugo Boeckmann, Arlington Heights, IL (US);
Assignee:
Zip-Pak, Incorporated, Northbrook, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B / ; B65B / ;
U.S. Cl.
CPC ...
53451 ; 53551 ;
Abstract
A support is provided for filled bags in a form, fill and seal package or bag making machine to avoid stretch stress damage to the thermosealed top edge of the filled bag during the cross-sealing and pull-down action of cross-sealing and pull-down bars functioning below the lower or discharge end of the forming and filling tube of the associated form, fill and seal machine. The supoprt may comprise a supporting constant force spring biased finger or a platform plate similarly supported.