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.

Date of Patent:
Feb. 01, 2022

Filed:

Aug. 15, 2019
Applicant:

Niigon Machines Ltd., Vaughan, CA;

Inventors:

Robert D. Schad, Toronto, CA;

Roberto Sicilia, Mississauga, CA;

Assignee:

Niigon Machines Ltd., Vaughan, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 45/32 (2006.01); B29B 11/08 (2006.01); B29C 45/42 (2006.01); B29C 45/72 (2006.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
B29C 45/32 (2013.01); B29B 11/08 (2013.01); B29C 45/42 (2013.01); B29C 45/7207 (2013.01); B29C 2045/725 (2013.01); B29K 2105/258 (2013.01);
Abstract

An injection molding machine includes a machine base extending along a horizontal machine axis; a stationary platen fixed to the base; a moving platen supported by the base; a center section supported by the base axially intermediate the stationary and moving platens; at least one mold stroke actuator for translating the moving platen and the center section along the machine axis between a mold-open position and a mold-closed position; a two-stage first injection unit supported by the base behind the stationary platen for injecting a first resin through the stationary platen; and a two-stage second injection unit supported by the base behind the moving platen for injecting a second resin through the moving platen. The second injection unit is translatable along the machine axis to accommodate translation of the moving platen during movement between the mold-open and mold-closed positions.


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