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:
Jan. 15, 2002
Filed:
Mar. 07, 2000
Applicant:
Inventor:
Armin Meyer, Köln, DE;
Assignee:
Lemo Maschinenbau GmbH, Niederkassel-Mondorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/100 ;
U.S. Cl.
CPC ...
B32B 3/100 ;
Abstract
A device for the transverse welding of plastic webs to produce bags and the like has a welding beam with a rounded edge turned toward the web juxtaposed with a welding roller which can have a plurality of rings mounted thereon to advance the weld seam length or transverse the welding width the rings can be coated with polytetrafluoroethylene and adjustment of the device to greater or reduced welding widths is accomplished by adding or subtracting the rings which are contiguous with one another.