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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.:

US 10875249 B1

PDFFull Text
Date of Patent:
Dec. 29, 2020

Filed:

May. 04, 2017

Additive manufacturing machine comprising an extraction system and method of additive manufacturing by using such a machine

Applicant:

Addup, Cebazat, FR;

Inventors:

Jean-Pierre Nicaise, Cebazat, FR;

Gilles Walrand, Cebazat, FR;

Assignee:

AddUp, Cebazat, FR;

Attorney:

Venable LLP

Primary Examiner:

Leo B Tentoni

Int. Cl.
CPC ...
B28B 7/10 (2006.01); B28B 13/06 (2006.01); B29C 33/44 (2006.01); B29C 41/42 (2006.01); B29C 64/379 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B29C 64/153 (2017.01); B29C 64/35 (2017.01); B22F 3/105 (2006.01); B29C 37/00 (2006.01); B28B 7/00 (2006.01); B28B 15/00 (2006.01); B29C 64/245 (2017.01); B33Y 40/00 (2020.01); B23K 26/342 (2014.01); B29C 64/20 (2017.01);
U.S. Cl.
CPC ...
B29C 64/379 (2017.08); B22F 3/1055 (2013.01); B23K 26/342 (2015.10); B28B 7/0035 (2013.01); B28B 7/0038 (2013.01); B28B 7/0041 (2013.01); B28B 15/005 (2013.01); B29C 37/001 (2013.01); B29C 37/0003 (2013.01); B29C 37/0007 (2013.01); B29C 64/153 (2017.08); B29C 64/20 (2017.08); B29C 64/245 (2017.08); B29C 64/35 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 40/00 (2014.12); B22F 2003/1056 (2013.01); B22F 2003/1059 (2013.01); B22F 2999/00 (2013.01); Y02P 10/25 (2015.11);
Abstract

A machine () for the additive manufacture of a component () by complete or partial selective melting of a powder comprises: a working chamber (); a sleeve () having a top opening () opening into the working chamber (), and having a vertical central axis (), a support plate () intended to accept the component () in the process of being manufactured, a device () for actuating the translational movement of the support plate () inside the sleeve () along the vertical central axis () of the sleeve (), and a component () extraction system () comprising a container (), the extraction system () further comprising at least one closure plate () that is able to move in order to close the bottom opening () of the container (), and the attachment between the support plate () and the actuating device () being of the removable type.

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