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:
Jul. 11, 2006
Filed:
Sep. 23, 2002
Applicants:
John A. Ulcej, Colfax, WI (US);
Dale P. Pitsch, Jim Falls, WI (US);
Inventors:
John A. Ulcej, Colfax, WI (US);
Dale P. Pitsch, Jim Falls, WI (US);
Assignee:
Extrusion Dies Industries, LLC., Chippewa Falls, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 47/92 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for scraping a lip of an extrusion die includes a scraping surface pressed against the lip. The scraping surface is movable along the lip of the die to clean debris, such as hardened thermoplastic, from the surface of the lip. The scraping surface may be removable and/or replaceable. A method of cleaning the extrusion die includes pressing the scraping surface against the lip of the extrusion die and traversing the scraping surface along the lip in a controlled manner.