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:
Mar. 27, 2007
Filed:
Jan. 21, 2003
Applicants:
Klemens Sensen, Lengerich, DE;
Ulrich Meyer, Ibbenbueren, DE;
Inventors:
Klemens Sensen, Lengerich, DE;
Ulrich Meyer, Ibbenbueren, DE;
Assignee:
Windmoeller & Hoelscher KG, Lengerich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 47/88 (2006.01); B29C 47/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
Tubular film die head for extruding single-layer or multi-layer film which has at least the following features: a substantially annular die gap, fastening elements which fix at least two components with respect to one another which together border areas bearing plastic melt within the tubular film die head, coolant-carrying elements. At least one part of the fastening elements is structured as coolant-carrying elements.