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:
Jun. 11, 2024

Filed:

Jan. 21, 2021
Applicant:

Howmedica Osteonics Corp., Mahwah, NJ (US);

Inventors:

Benoit Julien, Verdun, CA;

Alexei Mourski, Montreal, CA;

Michael Ste-Marie, Saint-Remi, CA;

Assignee:

Howmedica Osteonics Corp., Mahwah, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 17/20 (2006.01); B22F 3/00 (2021.01); B22F 3/22 (2006.01); B29C 45/18 (2006.01); B29C 45/53 (2006.01);
U.S. Cl.
CPC ...
B22D 17/2015 (2013.01); B22F 3/003 (2013.01); B22F 3/225 (2013.01); B29C 45/18 (2013.01); B29C 45/53 (2013.01);
Abstract

A feedstock delivery system for injection molding includes a vessel unit that includes a vessel with an internal volume and an inlet for receipt of a feedstock. First and second dispensing units are alternatively connectable to the vessel unit and each include first and second ends, first and second valves, and a buffer chamber. The first end is connectable to the dispensing unit such that the buffer chamber is in communication with the internal volume of the vessel. The second end is connectable to an injection mold and defines an outlet of the feedstock delivery system. The outlet is in communication with the buffer chamber, and the buffer chamber is positioned between the first and second valves. The buffer chamber of the first dispensing unit defines a first chamber volume, and the buffer chamber of the second dispensing unit defines a second chamber volume greater than the first chamber volume.


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