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:
Aug. 31, 1999
Filed:
Aug. 15, 1997
Applicant:
Inventor:
John C Parker, Tyler, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264 401 ; 2643281 ; 425145 ; 425586 ;
Abstract
In a high speed injection molding machine the injection 'shot' size is controlled by driving the injection piston by an injection cylinder activated by a precisely known predetermined volume of hydraulic fluid thereby precisely limiting the travel distance of the injection piston during the injection process.