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:
Dec. 09, 2014
Filed:
Jun. 02, 2011
Andreas Lamkemeyer, Georgsmarienhuette, DE;
Andreas Lamkemeyer, Georgsmarienhuette, DE;
Windmoeller & Hoelscher KG, Lengerich, DE;
Abstract
An apparatus for applying glue to regions of paper or plastic webs or paper or plastic web-sections for the production of paper sacks includes a nozzle unit having a plurality of glue outlet openings and glue supply lines and a plurality of glue valves via which the glue supply lines can be provided selectively with glue. Each glue valve includes at least one tappet having a sealing head and at least one counter element, with which the sealing head can make sealing contact. The apparatus includes a glue chamber via which glue can be provided. The counter element is disposed in, or in close vicinity to, the glue chamber.