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:
Sep. 18, 2007
Filed:
May. 13, 2004
Applicant:
Robert Ilmonen, Mississauga, CA;
Inventor:
Robert Ilmonen, Mississauga, CA;
Assignee:
Husky Injection Molding Systems Ltd., Bolton, Ontario, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 39/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A screw tip for use in a molding system apparatus is disclosed. The screw tip includes a connection section and screw tip head section. The screw tip head houses an entry port, or entry ports, an accumulation chamber, and a check valve chamber. A check valve is provided when assembled with the screw tip. The check valve may be a cylindrical plate or a spherical member or a conical member.