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.

Date of Patent:
Mar. 10, 2015

Filed:

Feb. 27, 2012
Applicant:

Derek Robertson Mccready, Mississauga, CA;

Inventor:

Derek Robertson McCready, Mississauga, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 49/00 (2006.01); B29C 45/40 (2006.01); B29C 45/33 (2006.01); B29B 11/08 (2006.01); B29C 49/06 (2006.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
B29C 49/0073 (2013.01); B29C 45/40 (2013.01); B29C 2045/4078 (2013.01); B29B 11/08 (2013.01); B29C 49/06 (2013.01); B29B 2911/14333 (2013.01); B29K 2105/258 (2013.01); B29C 45/33 (2013.01); B29K 2105/253 (2013.01);
Abstract

There is provided a molding stack assembly () for producing a molded article (), the molded article () including a neck finish () which includes a support ledge (), the molded article () suitable for subsequent blow-molding into a final shaped container. The molding stack assembly () comprises a core insert (), a lock ring (), a split mold insert (), a cavity flange () and a cavity insert () for jointly defining, in use, a molding cavity () for forming the molded article (), the split mold insert () and the cavity flange () defining a split line () therebetween, the split line () being defined substantially along a portion of the support ledge (); a biasing member () disposed, in use, between the cavity flange () and the cavity insert (), the biasing member () being configured to: (a) under applied clamp force, to allow the cavity flange () to abut the cavity insert (); and (b) during initial stages of the mold operation to bias the cavity flange () away from the cavity insert ().


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