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. 01, 1991
Filed:
Aug. 15, 1990
Applicant:
Inventors:
Robert D Schad, Toronto, CA;
Paul P Brown, Orangeville, CA;
Assignee:
Husky Injection Molding Systems Ltd., Bolton, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425556 ; 2643288 ; 26432811 ; 425572 ; 425574 ; 425575 ; 425581 ; 425589 ;
Abstract
An injection molding machine and method of operation is disclosed having a plurality of accessory arrangements for molding a plurality of piece parts in efficient overlapping time cycle using primary and secondary molten plastic injection units, primary and secondary clamping units, a plurality of injection units in various arrays including molding piece parts in reverse or uniform orientation. Means are provided for sequentially and selectively injecting molten plastic to the injection molds in an overlapping cycle.