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:
Jun. 04, 2002
Filed:
May. 01, 2000
Applicant:
Inventors:
Zbigniew Romanski, Mississauga, CA;
Stanislaw Samotik, Strassen, LU;
Assignee:
Husky Injection Molding Systems, Ltd., Bolton, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/523 ;
U.S. Cl.
CPC ...
B29C 4/523 ;
Abstract
A valve gating apparatus for injection molding including at least one shutter disposed between the gate and the cavity melt channel into a mold cavity. The shutter is removably fastened to a rail member. When the rail member is moved laterally, the shutter moves between a closed position wherein flow of melt from the nozzle into the cavity is inhibited, and an open position wherein flow of melt into the cavity is unimpeded by the shutter.