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:
Aug. 14, 2012
Filed:
Nov. 24, 2008
Jean-christophe Witz, Yutz, FR;
Bruce Clive Dearling, Radstock, GB;
Laurent Christel Sigler, Hettange-Grande, FR;
Jean-Christophe Witz, Yutz, FR;
Bruce Clive Dearling, Radstock, GB;
Laurent Christel Sigler, Hettange-Grande, FR;
Husky Injection Molding Systems Ltd., Bolton, Ontario, CA;
Abstract
There is provided a preform, and a mold stack for producing the preform. For example, there is provided a preform suitable for subsequent blow-molding. The preform includes a neck portion, a gate portion, and a body portion, extending between said neck portion, and said gate portion. The gate portion, has a conical shape. In an example embodiment, the conical shape is selected such that to homogenize angle of refraction of rays, used during a re-heating stage of a blow-molding process.