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. 03, 2017
Filed:
Jan. 28, 2014
Applicant:
Husky Injection Molding Systems Ltd., Bolton, CA;
Inventors:
James Osborne Plumpton, Enosburg Falls, VT (US);
Sarah Kathleen Overfield, Colchester, VT (US);
Abdeslam Bouti, St. Albans, VT (US);
Assignee:
Husky Injection Molding Systems Ltd., Bolton, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/76 (2006.01); B29C 45/23 (2006.01); B29C 45/28 (2006.01); B29C 45/22 (2006.01); B29C 45/77 (2006.01); B29K 23/00 (2006.01);
U.S. Cl.
CPC ...
B29C 45/231 (2013.01); B29C 45/22 (2013.01); B29C 45/2806 (2013.01); B29C 45/76 (2013.01); B29C 45/77 (2013.01); B29C 2945/76598 (2013.01); B29C 2945/76755 (2013.01); B29C 2945/76862 (2013.01); B29C 2945/76943 (2013.01); B29K 2023/12 (2013.01);
Abstract
Systems and methods for controlling the closing speed of valve gated nozzles are disclosed. In one embodiment, a hot runner have a valve gated nozzle including a valve stem movable between an open position and a closed position is provided. The valve stem is moved at a first speed for a first portion of valve stem closure and a second speed for a second end portion of the valve stem closure.