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:
Oct. 11, 2011
Filed:
Jun. 17, 2009
Applicants:
David Helenius, Leominster, MA (US);
James W. Cullison, Needham, MA (US);
Inventors:
David Helenius, Leominster, MA (US);
James W. Cullison, Needham, MA (US);
Assignee:
Progressive Components International Corporation, Wauconda, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 33/76 (2006.01);
U.S. Cl.
CPC ...
Abstract
An injection molding tool having a core assembly with a shaft that is lockably or securedly mounted within a bore of a plate or within another suitable lock element. Rotational or other suitable movement of the lock results in or translates into axial movement of and/or axial forces apply to the core assembly. A guide ring assembly has a center ring with a non-circular bore and a correspondingly shaped core assembly, to prevent rotational movement of the core assembly with respect to the guide ring assembly.