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:
Feb. 10, 1987
Filed:
Jul. 25, 1985
Applicant:
Inventor:
Eros Zannoni, Rubiera, IT;
Assignee:
Tetra-Dev Co., Modena, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65B / ;
U.S. Cl.
CPC ...
53433 ; 53451 ; 53551 ; 53511 ;
Abstract
In a machine for manufacturing packing containers by sealing and cutting a tubular packing material, a sealing unit positioned in the tube comprising a sealing guide, a sealing holder movably supported by the sealing guide, a sealing member of flexible material on the periphery of the sealing holder which contacts the inside of the material tube and passages in the sealing guide and sealing holder for conveying pressurized air therethrough.