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. 05, 2002
Filed:
Sep. 28, 2000
Applicant:
Inventors:
Witold Neter, Don Mills, CA;
Faisal Oueslati, Mississauga, CA;
Tiemo Brand, North York, CA;
Gordon Elliott, Etobicoke, CA;
Richard Unterlander, Holland Landing, CA;
Gheorghe Olaru, Toronto, CA;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/578 ;
U.S. Cl.
CPC ...
B29C 4/578 ;
Abstract
The present invention relates to an improved method and apparatus for injection molding and cooling molded articles such as preforms so as to avoid crystallinity. The apparatus and method make use of a take-off plate for removing articles from a mold, which plate may include heat transfer devices for cooling exterior surfaces of the molded articles or preforms, and a system for cooling in a controlled manner interior surfaces of the molded articles or preforms.