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. 18, 1993
Filed:
Dec. 09, 1991
Applicant:
Inventor:
Paul Ziegelhoffer, Greenleaf, WI (US);
Assignee:
Paper Converting Machine Company, Green Bay, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31B / ; B32B / ;
U.S. Cl.
CPC ...
493194 ; 493205 ; 493208 ;
Abstract
In a bag making machine utilizing clamp bar assemblies in combination with a sealing drum, the improved clamp assembly wherein the clamp is coupled to a channel bight, the clamp and channel being related to the conventional pivot shaft by means of a circumferentially-extending pivot pin and with clearance between the channel and pivot shaft.