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:
Nov. 24, 2009
Filed:
Jul. 19, 2006
Scott L. Ciliske, St. Paul, MN (US);
Mikhail L. Pekurovsky, Bloomington, MN (US);
Steven D. Solomonson, Shoreview, MN (US);
Stephen M. Bertling, Saint Louis Park, MN (US);
Scott L. Ciliske, St. Paul, MN (US);
Mikhail L. Pekurovsky, Bloomington, MN (US);
Steven D. Solomonson, Shoreview, MN (US);
Stephen M. Bertling, Saint Louis Park, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A die assembly includes a die housing having a multiplicity of inner wall sections defining a die cavity, an inlet passageway passing through the die housing in fluid communication with the die cavity, and an outlet passageway passing through the die housing in fluid communication with the die cavity at a position distal from the inlet passageway. The die assembly also includes an insert removably received in the die cavity. The insert includes a body portion having a multiplicity of outer wall sections, and at least one flow channel is formed between at least one inner wall section of the die housing and each opposite outer wall section of the body portion of the insert; fluid communicates between the external supply and each of the flow channels and the outlet passageway. Also provided is a die insert and a method of purging gas from a die having an insert.